A kind of adjustable mechanical arm
Technical field
The utility model belongs to mechanical arm field, and in particular to a kind of adjustable mechanical arm.
Background technology
Mechanical arm is high accuracy, high speed glue dispensing machine hand.Correspondence small lot batch manufacture mode, improve production efficiency.Except dispensing
Outside operation, uv irradiations can be corresponded to, part is placed, and screw is locked, the various work such as circuit board cutting, so mechanical arm is in the modern times
It is essential, its amount of labour for reducing individual to a certain extent in production and living.However, majority mechanical arm is constituted now
Loosely, precision is relatively low, and production and living error is larger, and controllability is poor, and majority can not carry out angle control, and this is urgently
Major issue to be solved.
Utility model content
The purpose of this utility model is to provide a kind of adjustable mechanical arm, to solve what is proposed in above-mentioned background technology
Problem.
To achieve the above object, the utility model provides following technical scheme:A kind of adjustable mechanical arm, including bottom
Seat, base lower section both sides are connected with roller, and the surface of the chassis interior lower right is provided with base locker, the base
Locker is electrically connected with by wire and the first controller, and the base locker lower section is connected with screens bar in base exterior,
The base upper left is connected with first mechanical arm, and the first mechanical arm right side is provided with expansion link above base, described
Expansion link lower section is provided with left motor device in chassis interior, and the left motor device is electrical with the first controller by wire
Connection, the expansion link top is connected with first mechanical arm, and the expansion link top is provided with first inside first mechanical arm
Controller, the first controller right side is provided with middle part electric machine inside first mechanical arm, and the middle part electric machine leads to
Cross wire and the first controller is electrically connected with, the middle part electric machine top is externally connected to another and stretches in first mechanical arm
Contracting bar, the expansion link right side is connected with activity supporting point, and the first mechanical arm right side is connected with second mechanical arm, second machine
Tool arm top is provided with activity supporting point, and the activity supporting point lower section is provided with right motor device, the right side electricity inside second mechanical arm
Machine device is electrically connected with by wire and the first controller, and the second mechanical arm left-hand face is provided with below first mechanical arm
Inclinometer, the inclinometer is electrically connected with by wire and the first controller, and the second mechanical arm lower section is connected with another
Expansion link, the expansion link lower section is connected with servomotor, and the servomotor is electrically connected with by wire with second controller,
The servomotor right lateral surface is provided with range sensor, and the range sensor is electrically connected by wire with the first controller
Connect, the servomotor lower section is connected with second controller, and the second controller is electrically connected by wire with the first controller
Connect, the second controller lower section is connected with handgrip, and the second controller underlying surfaces are provided with pressure sensor, the pressure
Sensor is electrically connected with by wire with second controller.
Preferably, it is provided with horizontal level induction controller inside the servomotor.
Preferably, the screens bar lower section is connected with anti-talcum.
Preferably, the spread of the handgrip is between 30 degree to 90 degree.
Technique effect of the present utility model and advantage:This kind of adjustable mechanical arm, by range sensor and expansion link
Combination Design, mechanical arm can be made to automatically adjust length as needed, preferably capture goods;By inclinometer and expansion link
Combination Design, it is possible to achieve accurately angular transition, accurately capture goods;The combination of device and screens bar is tightly locked by base
Design, can be achieved as desired by the fixation of base, be slipped after preventing base;This kind of adjustable mechanical arm, with structure design
Rationally, simple operation and other advantages, can be promoted the use of.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is circuit theory diagrams of the present utility model.
In figure:1 base, 2 first mechanical arms, 3 first controllers, 4 right motor devices, 5 second mechanical arms, 6 middle part electricity
Machine device, 7 inclinometers, 8 expansion links, 9 pressure sensors, 10 handgrips, 11 range sensors, 12 servomotors, 13 second controls
Device processed, 14 left motor devices, 15 bases tightly lock device, 16 screens bars, 17 rollers, 18 activity supporting points.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
The utility model provides a kind of adjustable mechanical arm as shown in Figure 1-2, including base 1, under the base 1
Square both sides are connected with roller 17, and the surface of the inside lower right of the base 1 is provided with base locker 15, the base locker 15
It is electrically connected with the first controller 3 by wire, the lower section of the base locker 15 is externally connected to screens bar 16 in base 1,
The lower section of the screens bar 16 is connected with anti-talcum, and the upper left of the base 1 is connected with first mechanical arm 2, first machinery
The right side of arm 2 is provided with expansion link 8 in the top of base 1, and the lower section of the expansion link 8 is provided with left motor device 14, institute inside base 1
State left motor device 14 to be electrically connected with the first controller 3 by wire, the top of the expansion link 8 and the phase of first mechanical arm 2
Connection, the top of the expansion link 8 is provided with the first controller 3 inside first mechanical arm 2, and the right side of first controller 3 is the
Middle part electric machine 6 is provided with inside one mechanical arm 2, the middle part electric machine 6 is electrically connected by wire with the first controller 3
Connect, the top of the middle part electric machine 6 is externally connected to another expansion link 8, the right side of the expansion link 8 in first mechanical arm 2
Activity supporting point 18 is connected with, the right side of the first mechanical arm 2 is connected with second mechanical arm 5, and the top of the second mechanical arm 5 is provided with dynamic
Fulcrum 18, the lower section of the activity supporting point 18 is provided with right motor device 4 inside second mechanical arm 5, and the right motor device 4 leads to
Cross wire to be electrically connected with the first controller 3, the left-hand face of the second mechanical arm 5 is provided with angle below first mechanical arm 2
Instrument 7, the inclinometer 7 is electrically connected with by wire with the first controller 3, and the lower section of the second mechanical arm 5 is connected with another
Expansion link 8, the lower section of the expansion link 8 is connected with servomotor 12, and horizontal level sensing control is provided with inside the servomotor 12
Device processed, the servomotor 12 is electrically connected with by wire with second controller 13, and the right lateral surface of the servomotor 12 is provided with
Range sensor 11, the range sensor 11 is electrically connected with by wire with the first controller 3, the lower section of the servomotor 12
Second controller 13 is connected with, the second controller 13 is electrically connected with by wire with the first controller 3, second control
The lower section of device 13 is connected with handgrip 10, the spread of the handgrip 10 between 30 degree to 90 degree, under the second controller 13
Square surface is provided with pressure sensor 9, and the pressure sensor 9 is electrically connected with by wire with second controller 13.
Operation principle:This kind of adjustable mechanical arm is moved to the place for needing to carry out operation first, starts operation
When, signal transmission is tightly locked device 15 to base by the first controller 3, and screens bar 16 extends to ground, is fixed, then inclinometer
The angle of 7 pairs of objects sends a signal to the first controller 3 after detecting, signal transmission is given middle part electricity by the first controller 3
Machine device 6, its correspondence expansion link 8 is automatically adjusted to required angle, and then the object of 11 pairs of needs crawls of range sensor is carried out
By signal transmission to the first controller 3 after the perception of distance, the first controller 3 will perform signal transmission to right motor device 4,
Its corresponding expansion link 8 is elongated to setting value, if also failing to complete precise positioning, the first controller 3 is by signal transmission to left side
Electric machine 14, its expansion link 8 is adjusted, i.e., realize precise positioning by adjusting the height of first mechanical arm 2, then,
Electric signal is passed to servomotor 12 by second controller 13, and handgrip 10 starts that goods is realized to capture, and during crawl, works as pressure
When force snesor 9 reaches setting value, by signal transmission to second controller 13, second controller 13 is by telecommunications for pressure sensor 9
Servomotor 12 number is passed to, handgrip 10 starts closure, and grasping body success, whole process terminates.
Finally it should be noted that:Preferred embodiment of the present utility model is the foregoing is only, this is not limited to
Utility model, although being described in detail to the utility model with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Equivalent is carried out, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc.,
Should be included within protection domain of the present utility model.