CN113602964A

CN113602964A - Quick changing device for generic tools

Info

Publication number: CN113602964A
Application number: CN202110784317.9A
Authority: CN
Inventors: 汪永远; 刘家胜; 彭雪锋; 刘业涛; 史小波
Original assignee: 713th Research Institute of CSIC
Current assignee: 713th Research Institute of CSIC
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2021-11-05

Abstract

The invention belongs to the technical field of tool replacement, and particularly relates to a rapid tool replacement device. Compared with the prior art, one end of the rotating shaft is connected with the angle sensor, the angle sensor rotates along with the rotating shaft to obtain a joint angle, the telescopic motion of the leveling cylinder realizes the rotation of the rotating base, the rotation of the rotating base realizes the pitching motion of the accessory fixing plate, and the pitching motion of the accessory fixing plate realizes the quick installation and the fixed connection of the accessory. The locking oil cylinder realizes locking and unlocking of the accessory through the telescopic motion of the piston rod, the accessory quick reloading device is not limited to be applied to a multifunctional omnidirectional vehicle, and can also be applied to other equipment needing accessory reloading.

Description

Quick changing device for generic tools

Technical Field

The invention belongs to the technical field of tool replacement, and particularly relates to a rapid tool replacement device.

Background

The modular multifunctional omnidirectional transfer trolley can enable a user to fully exert the efficiency of the machine on the premise of not increasing the cost, complete various operations and improve the cost performance of the vehicle. The transfer trolley can complete various operation contents by replacing the working accessory of the transfer trolley. In order to quickly and conveniently replace the working accessory of the transfer trolley, a quick replacing device is required to be installed at the front end of the lifting arm of the transfer trolley.

The quick change device should be tightly attached to the working attachment to avoid loosening during operation. The locking mechanism is to be secure and reliable and to be provided with a position retaining means to ensure that the working attachment does not fall off under various loads. Most of the conventional quick accessory replacing devices have the problems of complex structure, poor processing manufacturability, complex operation, low reliability and the like. Some quick reloading devices utilize a link mechanism to realize the extension and retraction of a hydraulic cylinder, and have complex structures and larger occupied space; some adopt a double-piston rod type, the available stroke is short, and the processing is difficult; some adopt the floating fluid cylinder, lack the necessary external protection, easy to produce impact and abrade, the reliability is low; some operation devices need to be replaced through the dismounting pin shaft, special dismounting and mounting tools are needed, and the replacement operation is time-consuming and labor-consuming.

The modularized multifunctional omnidirectional transfer trolley needs to operate in a narrow space and realize operations of various different types, so that frequent accessory replacement is needed, the existing accessory replacement device is slow in replacement speed, manual connection and fixation operation is needed, and the requirement of rapid accessory replacement cannot be met.

Disclosure of Invention

The invention aims to solve the technical problems that the existing accessory quick-changing device is slow in changing speed, needs manual connection and fixing operation, cannot meet the requirement of quick changing of accessories, and provides the accessory quick-changing device for solving the problems.

The object of the invention is achieved in the following way: the utility model provides a belong to utensil quick change outfit device, includes the arm head, arm head one end sets up rotating base, and rotating base passes through the screw connection accessory fixed plate, set up locking hydro-cylinder base on the accessory fixed plate, hydro-cylinder pedestal connection locking hydro-cylinder one end, the locking hydro-cylinder other end sets up the dog, and the dog is kept away from locking hydro-cylinder one end and is set up fixed baseplate, sets up photoelectric switch on the fixed baseplate.

The rotary base is hinged with one end of the arm head through a rotary shaft, the rotary shaft penetrates through a sleeve structure arranged on the rotary base, the rotary shaft is axially locked with the rotary base through a screw, and the tail end of the rotary shaft is connected with an angle sensor.

The leveling oil cylinder is arranged in one end, close to the rotating base, of the arm head, the cylinder body of the leveling oil cylinder is connected with a shaft arranged at the upper end of the arm head, and the tail end of a piston rod of the leveling oil cylinder is connected with a shaft arranged at the lower end of the rotating base.

Compared with the prior art, one end of the rotating shaft is connected with the angle sensor, the angle sensor rotates along with the rotating shaft to obtain a joint angle, the telescopic motion of the leveling cylinder realizes the rotation of the rotating base, the rotation of the rotating base realizes the pitching motion of the accessory fixing plate, and the pitching motion of the accessory fixing plate realizes the quick installation and the fixed connection of the accessory. The locking oil cylinder realizes locking and unlocking of the accessory through the telescopic motion of the piston rod, the accessory quick reloading device is not limited to be applied to a multifunctional omnidirectional vehicle, and can also be applied to other equipment needing accessory reloading.

Drawings

FIG. 1 is a perspective view of a rapid replacing device.

FIG. 2 is a schematic view of a rapid replacing device for a generic tool.

FIG. 3 is a schematic view of an attachment fixing plate of the quick replacing device.

Wherein, 1 is a box body, 2 is a rotating base, 3 is an accessory fixing plate, 4 is a rotating shaft, 5 is a leveling oil cylinder, 6 is a locking oil cylinder, 7 is a fixing base, 8 is a locking oil cylinder base, 9 is a stop block, 10 is a photoelectric switch, and 11 is an angle sensor.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example 1:

the utility model provides a belong to utensil quick change outfit device, includes

arm head

1, 1 one end of arm head sets up rotating base 2, and rotating base 2 passes through screw connection accessory fixed plate 3, set up locking hydro-cylinder base 8 on the accessory fixed

plate

3, 6 one end of locking hydro-cylinder are connected to hydro-cylinder base 8, and the 6 other end of locking hydro-cylinder sets up

dog

9, and 6 one end of locking hydro-cylinder are kept away from to dog 9 sets up fixed baseplate 7, sets up photoelectric switch 10 on the fixed baseplate 7.

Rotating base 2 is articulated with the one end of arm head 1 through rotation axis 4, and rotation axis 4 passes the sleeve structure that sets up on rotating base 2, and rotation axis 4 makes axial locking with rotating base 2 through the screw, and the both ends of rotation axis 4 are articulated with the journal stirrup on arm head 1 downside both sides through the bearing, and rotation axis 4's end-to-end connection angle sensor 11 rotates along with rotation axis 4, obtains the joint angle, and cooperation control system can realize that the accessory is in horizontal position all the time in the course of the work.

The arm head 1 is close to the inside leveling cylinder 5 that sets up of 2 one ends of rotating base, and the cylinder body of leveling cylinder 5 is connected with the hub connection that the arm head 1 upper end set up, and the piston rod end of leveling cylinder 5 is connected with the hub connection that 2 lower extremes of rotating base set up, and the rotation of rotating base 2 is realized through the flexible of piston rod to leveling cylinder 5, drives accessory fixed plate 3 and realizes the luffing motion, and the luffing motion of accessory fixed plate 3 can realize connecting and dismantling the accessory.

The working process of the invention is as follows: the leveling cylinder 5 realizes rotation of the rotating base 2 through extension and contraction of the piston rod, drives the accessory fixing plate 3 to realize pitching motion, the accessory is fixedly connected with the accessory fixing plate 3 to realize pitching motion of the accessory, the rotating shaft 4 is fixedly connected with the rotating base 2, the tail end of the rotating shaft 4 is provided with the angle sensor 11, the angle sensor rotates along with the rotating shaft 4 to obtain a joint angle, and the accessory can be always in a horizontal position in the working process by matching with a control system. When the accessory is installed, the rotating base 2 rotates forwards for a certain angle to enable the upper end of the accessory fixing plate 3 to tilt forwards and align and insert into the socket of the accessory, and then rotates backwards for a certain angle to lift the accessory. After the accessory is picked up by the accessory fixing plate 3, the shaft hole on the protruding end of the accessory penetrates through the square hole in the middle of the accessory fixing plate 3, meanwhile, the stop block 9 is pushed back, and after the stop block is pushed to a certain height, the photoelectric switch 10 acts to enable the piston rod of the locking oil cylinder 6 to extend outwards and penetrate through the accessory fixing hole, so that the accessory is quickly replaced and fixed.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the overall concept of the present invention, and these should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a belong to utensil quick change outfit device, includes arm head (1), its characterized in that, arm head (1) one end sets up rotating base (2), and rotating base (2) pass through screw connection accessory fixed plate (3), set up locking hydro-cylinder base (8) on accessory fixed plate (3), locking hydro-cylinder (6) one end is connected in hydro-cylinder base (8), and the locking hydro-cylinder (6) other end sets up dog (9), and dog (9) are kept away from locking hydro-cylinder (6) one end and are set up fixed baseplate (7), set up photoelectric switch (10) on fixed baseplate (7).

2. An apparatus as claimed in claim 1, wherein the rotary base (2) is hinged to one end of the arm head (1) via a rotary shaft (4), the rotary shaft (4) passes through a sleeve structure provided on the rotary base (2), the rotary shaft (4) is axially locked to the rotary base (2) via a screw, and the end of the rotary shaft (4) is connected to an angle sensor (11).

3. The quick replacing device for the generic tool as claimed in claim 1, wherein a leveling cylinder (5) is arranged inside one end of the arm head (1) close to the rotating base (2), a cylinder body of the leveling cylinder (5) is connected with a shaft arranged at the upper end of the arm head (1), and the tail end of a piston rod of the leveling cylinder (5) is connected with a shaft arranged at the lower end of the rotating base (2).