CN211619291U

CN211619291U - Scalable anti-drop snatchs structure

Info

Publication number: CN211619291U
Application number: CN202020114891.4U
Authority: CN
Inventors: 彭巍; 梁毓锋; 罗兴
Original assignee: Dalian Jiaotong University
Current assignee: Dalian Jiaotong University
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-10-02
Anticipated expiration: 2030-01-19

Abstract

The utility model discloses a scalable anti-drop snatchs structure, including cylinder fixed head, first cylinder, slide rail, fixed bolster, spacing backup pad, brushless motor, tongs support, tongs, second cylinder, cylinder stationary blade and granule colloid, the number of slide rail has two, and respectively with the outside both sides sliding connection of fixed bolster, the output of first cylinder respectively with the bottom both sides fixed connection of fixed bolster, the one end of fixed bolster is through spacing backup pad fixed mounting brushless motor, install the second cylinder perpendicularly between the tongs, and brushless motor is located the both sides tongs outside; the cylinder drives the telescopic device, thus ensuring the variability of the relative position between the manipulator and the object and expanding the operation range; the use of the particle jelly increases the friction force between the hand grip and the object, and more effectively prevents the falling off; the motor-driven clamping device can change the direction of the gripper, and the gripping capability of multi-position and multi-angle objects is enhanced.

Description

Scalable anti-drop snatchs structure

Technical Field

The utility model relates to the technical field of robot, specifically be a scalable anti-drop snatchs structure.

Background

A robot is an automatic manipulator that simulates some of the motion functions of a human hand and arm to grasp, transport objects or manipulate tools according to a fixed program. The labor cost of the existing small-sized factory is too high, the price of the ordinary mechanical arm is high, some mechanical arms can only grab articles with fixed positions and fixed sizes, most mechanical arms are rigid structures, and the articles are easy to fall off, so that the design of the telescopic anti-falling grabbing structure is very necessary in the aspects of factory cost, personnel safety, working efficiency and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a scalable anti-drop snatchs structure to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a telescopic anti-drop grabbing structure comprises an air cylinder fixing head, two first air cylinders, a sliding rail, a fixing support, two limiting support plates, a brushless motor, a grabbing arm support, grabbing arms, two second air cylinders, an air cylinder fixing piece and granular jelly, wherein the number of the first air cylinders is two, the first air cylinders are respectively and fixedly arranged on one side of the sliding rail, the number of the sliding rail is two, the sliding rail is respectively and slidably connected with the two outer sides of the fixing support, the output end of the first air cylinder is respectively and fixedly connected with the two sides of the bottom of the fixing support, the brushless motor is fixedly arranged at one end of the fixing support through the limiting support plates, the number of the brushless motors is two, the output ends of the brushless motors are respectively and fixedly connected with the grabbing arm support, sliding grooves are respectively formed in the two sides of the grabbing arm support, the grabbing arm support is respectively and slidably connected, and the brushless motor is positioned outside the two grippers, and the grippers are provided with granular jelly.

Further, the tail part of the first cylinder is provided with a cylinder fixing head.

Further, the handle is perpendicular to the handle bracket.

Furthermore, the head end and the tail end of the second cylinder are fixedly connected with the opposite sides of the two grippers respectively, and the two grippers are parallel to each other.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the telescopic device can be conveniently moved, and the distance between the manipulator and the object is compensated.

2. Two tongs pass through the cylinder linkage, can change the distance according to the size of actual article, are applicable to the clamp of not equidimension article and get.

3. The clamping device is driven by the motor to change the direction, and can grab objects at different positions and angles.

4. The particle jelly is adopted to cover the hand grip, so that the friction force between the hand grip and the object is increased, and the object is prevented from falling off.

5. The whole device is small and compact, and the matching of the air cylinder and the motor enhances the reliability.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic view of the structure of the working state of the present invention;

FIG. 2 is a schematic view of the structure of the utility model in the initial state;

in the figure: 1. a cylinder fixing head; 2. a first cylinder; 3. a slide rail; 4. fixing a bracket; 5. a limiting support plate; 6. a brushless motor; 7. a gripper bracket; 8. a gripper; 9. a second cylinder; 10. a cylinder fixing sheet; 11. a granular gel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a telescopic anti-drop grabbing structure comprises cylinder fixing heads 1, first cylinders 2, slide rails 3, fixing supports 4, limiting support plates 5, brushless motors 6, a grabbing support 7, a grabbing hand 8, second cylinders 9, cylinder fixing pieces 10 and particle jelly 11, wherein the number of the first cylinders 2 is two, the first cylinders are respectively and fixedly installed on one side of the slide rails 3, the number of the slide rails 3 is two, the slide rails are respectively and slidably connected with the two outer sides of the fixing supports 4, the output ends of the first cylinders 2 are respectively and fixedly connected with the two sides of the bottom of the fixing supports 4, the cylinder fixing heads 1 are installed at the tail parts of the first cylinders 2, the installation and the fixation are convenient, the brushless motors 6 are fixedly installed at one ends of the fixing supports 4 through the limiting support plates 5, the number of the brushless motors 6 is two, the output ends of the brushless motors are respectively and fixedly connected with the grabbing support 7, slide grooves are respectively, the gripper support 7 is respectively connected with the two grippers 8 in a sliding mode through the sliding grooves, the grippers 8 are relatively vertical to the gripper support 7 and are convenient to slide and clamp, a second cylinder 9 is vertically arranged between the grippers 8, the brushless motor 6 is located on the outer side of the two grippers 8, particle jelly 11 is arranged on the grippers 8, the head end and the tail end of the second cylinder 9 are respectively fixedly connected with the opposite sides of the two grippers 8, and the two grippers 8 are parallel to each other; according to the utility model, when the two first cylinders 2 are extended, the brushless motor 6 and the gripper bracket 7 on the limiting support plate 5 are driven by the fixed bracket 4 to extend forwards, and the extension length is determined according to the actual position of an object; when the hand grip 8 on the hand grip support 7 reaches the position close to the object, the brushless motor 6 drives the hand grip support 7 to change the direction, so that the hand grip 8 reaches the specific position and direction of the current object, the second air cylinder 9 adjusts the distance between the hand grips 8 by stretching the air cylinder piston rod to adapt to the size of the object, the hand grip 8 is covered by the particle jelly 11, the friction force between the hand grip 8 and the object is increased, and the object is prevented from falling off.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a scalable anti-drop snatchs structure, includes cylinder fixed head (1), first cylinder (2), slide rail (3), fixed bolster (4), spacing backup pad (5), brushless motor (6), tongs support (7), tongs (8), second cylinder (9), cylinder stationary blade (10) and granule jelly (11), its characterized in that: the number of the first air cylinders (2) is two, the first air cylinders are respectively and fixedly arranged on one side of the sliding rail (3), the number of the sliding rail (3) is two, the sliding rail is respectively and slidably connected with two outer sides of the fixed support (4), the output end of the first air cylinder (2) is respectively and fixedly connected with two sides of the bottom of the fixed support (4), one end of the fixed support (4) is fixedly provided with a brushless motor (6) through a limiting support plate (5), the number of the brushless motors (6) is two, the output ends of the brushless motors are respectively and fixedly connected with the gripper support (7), two sides of the gripper support (7) are respectively provided with a sliding groove, the gripper support (7) is respectively and slidably connected with the two grippers (8) through the sliding grooves, a second air cylinder (9) is vertically arranged between the grippers (8), and the brushless motor (6) is positioned on the outer sides of the two grippers (8, the handle (8) is provided with a particle jelly (11).

2. The retractable anti-drop grabbing structure according to claim 1, characterized in that: and the tail parts of the first cylinders (2) are provided with cylinder fixing heads (1).

3. The retractable anti-drop grabbing structure according to claim 1, characterized in that: the gripper (8) is relatively vertical to the gripper bracket (7).

4. The retractable anti-drop grabbing structure according to claim 1, characterized in that: the head end and the tail end of the second cylinder (9) are fixedly connected with one side of the two grippers (8) which are opposite, and the two grippers (8) are parallel to each other.