CN211517514U

CN211517514U - Automatic loading and unloading robot arm for processing automobile parts

Info

Publication number: CN211517514U
Application number: CN201922057747.1U
Authority: CN
Inventors: 吴应举
Original assignee: Hefei Changqing Machinery Manufacturing Co Ltd
Current assignee: Hefei Changqing Machinery Co Ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-09-18
Anticipated expiration: 2029-11-22

Abstract

The utility model relates to an equipment technical field for the automobile processing, concretely relates to automobile parts processing is with unloading robotic arm in automation, including connecting plate, connecting rod, mounting panel, extension, first hinge lever, second hinge lever, unsteady board, grip block, drive arrangement includes servo motor, ball screw, screw-nut, flap. The utility model has the advantages that: rotate through servo motor, drive screw-nut vertical removal on ball screw, and then make the flap drive second hinge rod along rotating with extension pin joint department, make two floating plates can relative movement, and then make the grip block live auto-parts centre gripping, relative prior art uses the mode of clamping jaw, and the centre gripping scope of grip block is bigger in this application, can adapt to the auto-parts of different sizes of volume at least to a certain extent and carry out the centre gripping, improves the practicality of this application.

Description

Automatic loading and unloading robot arm for processing automobile parts

Technical Field

The utility model relates to an equipment technical field for the automobile processing, concretely relates to automobile parts processing is with unloading robotic arm in automation.

Background

Some small and medium-sized automobile part matching processing enterprises need to manually feed and discharge automobile parts when processing the automobile parts, so that the labor intensity of workers is increased by manually feeding and discharging, and the working efficiency is lower. Therefore, the prior art has appeared a device for replacing manual feeding and discharging to a certain extent, for example, an automatic feeding and discharging manipulator device disclosed in chinese patent No. CN201420559075.9, which relates to a manipulator, the automatic feeding and discharging manipulator device stretches over two machine tools through four upright posts, the bottoms of the four upright posts are all provided with bases, four universal wheels are arranged below each base, the base is provided with a limiting device, the universal wheel is characterized in that a groove matched with the universal wheel is formed in the base corresponding to the universal wheel, four bolt holes are uniformly distributed in the base, bolts are arranged on the screw holes, a manipulator is connected below the lifting cylinder and connected with a piston rod of the lifting cylinder through a universal floating joint, a handle clamping switch is arranged on an operating handle, a clamping cylinder is connected below the operating handle, the piston rod of the clamping cylinder is connected with a clamping jaw, a wear-resistant alloy layer is arranged on the inner side of the clamping jaw, and the thickness of the alloy layer is 1-2 mm. The device adopts computer closed-loop control technique, improves the flexibility of current manipulator, improves material loading accuracy, and the base adopts universal wheel and bolt simultaneously, conveniently removes and fixes a position to save raw and other materials.

In the above scheme, the clamping jaw clamps a workpiece (automobile accessory), and the extension range of the clamping jaw is small, so that the clamping jaw cannot be suitable for automobile accessories with different sizes in a large range to clamp.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the problem that exists among the prior art, provide automobile parts processing with unloading robotic arm in automation, it can realize at least can adapting to different sizes of volume's auto-parts to a certain extent and carry out the centre gripping.

In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:

an automatic loading and unloading robot arm for processing automobile parts comprises a connecting plate, wherein two connecting rods are vertically arranged on the connecting plate, the bottom ends of the two connecting rods are jointly and horizontally connected with a mounting plate, extending parts extending outwards horizontally are arranged at the two opposite ends of the mounting plate, one end, far away from the mounting plate, of the two extending parts is respectively pivoted with a first hinge rod, the other end of the two extending parts is pivoted with a second hinge rod, the first hinge rod and the second hinge rod are consistent in length, the bottom ends of the first hinge rod and the second hinge rod are jointly pivoted with a floating plate, clamping plates are respectively arranged on the two opposite sides of the floating plate, the outer contour of each clamping plate is generally L-shaped, the vertical section of each clamping plate is connected with the floating plate, the horizontal section of each clamping plate extends towards the two opposite sides of the floating plate, the floating plate is driven by a driving device to move relatively, the ball screw is vertically rotatably connected to the mounting plate and is in driving connection with the servo motor, the screw nut thread sleeves are arranged on the ball screw, the hinge rods are multiple, one end of each hinge rod is in pin joint with the screw nut, and the other end of each hinge rod is in pin joint with the second hinge rod.

Furthermore, a vertical plate extending downwards is arranged at one end of the opposite side of the floating plate, and the clamping plate is connected to the vertical plate in a floating mode through a mounting buffer device.

Furthermore, buffer includes gag lever post, stopper, elastic component, the gag lever post level sliding fit pierces through the riser and with the vertical section rigid coupling of grip block, the stopper is located the gag lever post and is kept away from grip block one end, the elastic component is located between grip block, riser, and it supports the grip block and drives the grip block and remove towards keeping away from the riser direction.

Furthermore, the elastic part is a spring, the spring is provided with a plurality of springs, and two ends of the spring in the elastic direction are fixedly connected with the clamping plate and the vertical plate respectively.

Furthermore, a plurality of sliding shafts are horizontally arranged on the vertical section of the clamping plate, the sliding shafts are matched with the vertical plate in a sliding mode, and the springs are sleeved on the sliding shafts.

The utility model has the advantages that: rotate through servo motor, drive screw-nut vertical removal on ball screw, and then make the flap drive second hinge rod along rotating with extension pin joint department, make two floating plates can relative movement, and then make the grip block with auto-parts centre gripping, the mode of relative prior art use clamping jaw, the centre gripping scope of grip block is bigger in this application, can adapt to different volume size's auto-parts at least to a certain extent and carry out the centre gripping, improve the practicality of this application, buffer has still been set up in addition, through the buffering of buffer to the grip block, make the grip block when carrying out the centre gripping to auto-parts, in the twinkling of an eye of centre gripping, the grip block can not cause the damage to auto-parts surface.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic bottom view of the three-dimensional structure of FIG. 1;

the reference numerals are explained below:

1-connecting plate, 2-connecting rod, 3-servo motor, 4-mounting plate, 5-extending part, 6-screw nut, 7-ball screw, 8-hinge plate, 9-first hinge rod, 10-second hinge rod, 11-vertical plate, 12-clamping plate, 13-limiting rod, 14-spring, 15-sliding shaft, 16-limiting block and 17-floating plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

The automatic loading and unloading robot arm for processing the automobile parts as shown in fig. 1-2 comprises a connecting plate 1 connected with an external robot, two connecting rods 2 are vertically arranged on the connecting plate 1, the bottom ends of the two connecting rods 2 are jointly and horizontally connected with a mounting plate 4, two opposite ends of the mounting plate 4 are provided with extending parts 5 extending outwards horizontally, one ends of the two extending parts 5 far away from the mounting plate 4 are respectively pivoted with a first hinge rod 9, the other ends of the two extending parts are pivoted with a second hinge rod 10, the first hinge rod 9 and the second hinge rod 10 are consistent in length, the bottom ends of the first hinge rod 9 and the second hinge rod 10 are jointly pivoted with a floating plate 17, two opposite sides of the floating plate 17 are respectively provided with a clamping plate 12, the outer contour of the clamping plate 12 is generally L-shaped, the vertical section of the clamping plate is connected with the floating plate 17, the horizontal section of the clamping plate extends towards the two, the clamping plate 12 is connected to the vertical plate 11 in a floating manner by installing a buffer device, the buffer device comprises a limiting rod 13, a limiting block 16 and a spring 14, the limiting rod 13 horizontally penetrates through the vertical plate 11 in a sliding manner and is fixedly connected with the vertical section of the clamping plate 12, the limiting block 16 is arranged at one end of the limiting rod 13 far away from the clamping plate 12, the spring 14 is arranged between the clamping plate 12 and the vertical plate 11, the spring 14 is provided with a plurality of springs, two ends of each spring in the elastic direction are fixedly connected with the clamping plate 12 and the vertical plate 11 respectively and abut against the clamping plate 12 and drive the clamping plate 12 to move towards the direction far away from the vertical plate 11, furthermore, a plurality of sliding shafts 15 are horizontally arranged on the vertical section of the clamping plate 12, the sliding shafts 15 penetrate through the vertical plate 11 in a sliding manner, the springs 14 are sleeved on the sliding shafts 15, the clamping plate 12 can be better buffered by the springs 14 through the limiting of the sliding shafts 15, drive arrangement includes servo motor 3, ball screw 7, screw-nut 6, flap 8, servo motor 3 installs on mounting panel 4, and it is supplied power by external power source, the vertical rotation of ball screw 7 is connected on mounting panel 4 and is connected with servo motor 3 drive, 6 screw thread suit of screw-nut are on ball screw 7, flap 8 is equipped with a plurality ofly, its one end with 6 pin joints of screw-nut, its other end with 10 pin joints of second hinge rod.

The utility model discloses when using: the actuating mechanism drive connecting plate moves down on the external robot hand, servo motor rotates simultaneously, drive ball screw rotates, and then make screw-nut vertical removal on ball screw, it rotates along with extension pin joint department to drive the second hinge rod of flap drive, make two floating plates relative movement, and then make the horizontal segment of grip block shovel auto-parts from auto-parts's bottom, and vertical section supports auto-parts outer wall above that, and then make auto-parts carry out the centre gripping by the grip block, among the centre gripping process, through the flexible of spring, make the grip block can cushion auto-parts, then actuating mechanism redrives the connecting plate and moves up, move auto-parts to suitable position, and then accomplish auto-parts's transfer.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The automatic loading and unloading robot arm for processing the automobile parts is characterized by comprising a connecting plate (1), wherein two connecting rods (2) are vertically arranged on the connecting plate (1), the bottom ends of the two connecting rods (2) are jointly and horizontally connected with a mounting plate (4), extending parts (5) extending outwards horizontally are arranged at two opposite ends of the mounting plate (4), one ends of the two extending parts (5) far away from the mounting plate (4) are respectively pivoted with a first hinge rod (9), the other ends of the two extending parts are pivoted with a second hinge rod (10), the first hinge rod (9) and the second hinge rod (10) are consistent in length, the bottom ends of the first hinge rod and the second hinge rod are jointly pivoted with a floating plate (17), clamping plates (12) are respectively arranged at two opposite sides of the floating plate (17), the outer contour of each clamping plate (12) is approximately L-shaped, the vertical sections of the clamping plates are connected with the floating plates (17), and the horizontal sections, the floating plate (17) is driven to move relatively by a driving device, the driving device comprises a servo motor (3), a ball screw (7), a screw nut (6) and a hinge plate (8), the servo motor (3) is installed on a mounting plate (4), the ball screw (7) is vertically rotated and connected onto the mounting plate (4) and is in driving connection with the servo motor (3), the screw nut (6) is sleeved on the ball screw (7) in a threaded manner, the hinge plate (8) is provided with a plurality of hinge plates, one end of each hinge plate is in pin joint with the screw nut (6), and the other end of each hinge plate is in pin joint with a second hinge rod (10).

2. The automatic loading and unloading robot arm for processing the automobile parts as claimed in claim 1, wherein a downwardly extending vertical plate (11) is provided at one end of the opposite side of the floating plate (17), and the clamping plate (12) is floatingly connected to the vertical plate (11) by a mounting buffer device.

3. The automatic loading and unloading robot arm for processing the automobile parts as claimed in claim 2, wherein the buffering device comprises a limiting rod (13), a limiting block (16) and an elastic member, the limiting rod (13) horizontally penetrates through the vertical plate (11) in a sliding manner and is fixedly connected with the vertical section of the clamping plate (12), the limiting block (16) is arranged at one end, away from the clamping plate (12), of the limiting rod (13), the elastic member is arranged between the clamping plate (12) and the vertical plate (11) and abuts against the clamping plate (12) and drives the clamping plate (12) to move towards the direction away from the vertical plate (11).

4. The automatic loading and unloading robot arm for processing the automobile parts as claimed in claim 3, wherein the elastic member is a plurality of springs (14), and the springs (14) are provided with two ends in the elastic direction thereof respectively fixedly connected with the clamping plate (12) and the vertical plate (11).

5. The automatic loading and unloading robot arm for processing the automobile parts as claimed in claim 4, wherein a plurality of sliding shafts (15) are horizontally arranged on the vertical section of the clamping plate (12), the sliding shafts (15) are slidably matched with the vertical plate (11), and the springs (14) are sleeved on the sliding shafts (15).