CN220030296U - Synchronous opening and closing device for mechanical arm grippers - Google Patents

Abstract

The utility model discloses a synchronous opening and closing device of a manipulator gripper, which relates to the technical field of manipulators and particularly relates to a synchronous opening and closing device of a manipulator gripper. This synchronous device that opens and shuts of arm tongs, through backup pad, electronic hydraulic push rod, lifter plate, location slider, cooperation piece, circle piece, first connecting rod, second connecting rod, horizontal pole and the setting of mechanical tongs, make this synchronous device that opens and shuts of arm tongs possess the effect that makes things convenient for the synchronous opening and shutting of mechanical tongs to snatch article, through the cooperation of location slider and first connecting rod, make things convenient for the synchronous opening and shutting of mechanical tongs to snatch article, reached the purpose that improves the practicality.

Description

Synchronous opening and closing device for mechanical arm grippers

Technical Field

The utility model relates to the technical field of mechanical arms, in particular to a synchronous opening and closing device for a mechanical arm gripper.

Background

With the continuous development of industrial automation, the mechanical arm is widely applied, and in the field of various industrial production, the mechanical arm is often used for clamping objects, so that not only is the labor intensity of workers reduced, but also the production efficiency and the production quality are greatly improved, and the mechanical arm is widely applied to various fields of mechanical manufacture, metallurgy, electronics and the like. The mechanical gripper is a critical type of mechanical arm end effector, and the number of grippers (fingers) in the mechanical gripper is not as large as possible, and different numbers of grippers are suitable for different occasions.

The mechanical arm gripper in the prior art has poor synchronous opening and closing stability, so that the mechanical gripper has poor stability for grabbing objects, and the angle of the existing mechanical arm gripper for grabbing objects is inconvenient to adjust, so that the mechanical gripper is influenced to grab objects, the practicability is poor, and the mechanical arm gripper synchronous opening and closing device is invented firstly, so that the problems are solved.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a synchronous opening and closing device for a manipulator gripper, which solves the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a synchronous device that opens and shuts of arm tongs, including drum and backup pad, electric hydraulic push rod is installed at the top of backup pad, the lifter plate is installed to electric hydraulic push rod's movable end, the location slider is all installed in the front and the back of lifter plate, the cooperation piece is all installed to the both sides face of backup pad, the front and the back of cooperation piece all are connected with the button through the axostylus axostyle rotation, first connecting rod and second connecting rod are installed respectively to the surface of button, the horizontal pole is installed to the tip of second connecting rod, the mechanical tongs of surface mounting of horizontal pole, servo motor is installed to the interior roof of drum, servo motor's output is installed and is the initiative bevel gear of same centre of a circle with servo motor output axle center, the interior roof of drum is connected with the round bar through the bearing rotation, the surface mounting of round bar is the driven bevel gear of same centre of a circle with the round bar, the disc is installed to the bottom of round bar, annular slider is installed to the surface mounting of disc.

Optionally, a positioning chute with depth in the front-rear direction is provided in the first connecting rod, the end of the positioning slide block is located in the positioning chute, and the positioning slide block can slide along the length direction of the positioning chute.

Optionally, the number of the mechanical grippers is a plurality, the mechanical grippers are divided into two groups, and the distance between two adjacent mechanical grippers is larger than the thickness of the mechanical grippers.

Optionally, the driving bevel gear is meshed with the driven bevel gear through teeth, and the cylinder, the round rod, the disc and the annular sliding block are all concentric.

Optionally, the connecting rod is installed in the front and the back of backup pad, and the one end that the backup pad was kept away from to the connecting rod is installed in the bottom of disc.

Optionally, an annular chute with depth in the up-down direction is formed on the inner surface of the cylinder, and the end part of the annular slide block is positioned in the annular chute.

Optionally, the position of the first connecting rod is higher than the position of the second connecting rod, and the electric hydraulic push rod and the servo motor are electrically connected with an external power supply through wires.

Optionally, the end of the disc is located inside the cylinder, and the spacing between the support plate and the disc is greater than the maximum spacing between the support plate and the lifter plate.

(III) beneficial effects

The utility model provides a synchronous opening and closing device for a manipulator gripper, which has the following beneficial effects:

1. this synchronous device that opens and shuts of arm tongs, through backup pad, electronic hydraulic push rod, lifter plate, location slider, cooperation piece, circle piece, first connecting rod, second connecting rod, horizontal pole and the setting of mechanical tongs, make this synchronous device that opens and shuts of arm tongs possess the effect that makes things convenient for the synchronous opening and shutting of mechanical tongs to snatch article, through the cooperation of location slider and first connecting rod, make things convenient for the synchronous opening and shutting of mechanical tongs to snatch article, reached the purpose that improves the practicality.

2. This synchronous device that opens and shuts of arm tongs, through drum, servo motor, driving bevel gear, round bar, driven bevel gear, disc, annular slider and connecting rod's setting, make the synchronous device that opens and shuts of arm tongs possess the effect of conveniently adjusting the snatch position of mechanical tongs, through driving bevel gear and driven bevel gear's cooperation, conveniently adjust the snatch position of mechanical tongs, annular slider plays supplementary rotation and supports the effect of bearing, has reached the purpose that improves the practicality.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic side view in cross section of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3B according to the present utility model;

fig. 5 is a schematic bottom view of the present utility model.

In the figure: 1. a cylinder; 2. a support plate; 3. an electro-hydraulic push rod; 4. a lifting plate; 5. positioning a sliding block; 6. a mating block; 7. round blocks; 8. a first link; 9. a second link; 10. a cross bar; 11. a mechanical gripper; 12. a servo motor; 13. a drive bevel gear; 14. a round bar; 15. a driven bevel gear; 16. a disc; 17. an annular slide block; 18. and (5) connecting a rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

Referring to fig. 1 to 5, the present utility model provides the following technical solutions: the utility model provides a synchronous device that opens and shuts of arm tongs, including drum 1 and backup pad 2, the connecting rod 18 is all installed in the front and the back of backup pad 2, the one end that backup pad 2 was kept away from to connecting rod 18 is installed in the bottom of disc 16, the annular spout that is the degree of depth with the upper and lower direction has been seted up to the internal surface of drum 1, the tip of annular slider 17 is located the inside of annular spout, electric hydraulic push rod 3 is installed at the top of backup pad 2, lifter plate 4 is installed to electric hydraulic push rod 3's movable end, the preceding and back of lifter plate 4 all install location slider 5, cooperation piece 6 is all installed to the both sides face of backup pad 2, the preceding and the back of cooperation piece 6 all are connected with circle piece 7 through the axostylus axostyle rotation, first connecting rod 8 and second connecting rod 9 are installed respectively to the surface of circle piece 7, the inside of first connecting rod 8 is offered and is the location spout of degree of depth with the front and back direction, the tip of location slider 5 is located the inside of location spout, location slider 5 can slide along the length direction of location spout, the position that electric hydraulic push rod 3 and servo motor 12 are higher than the position of second connecting rod 9, the position of electric hydraulic push rod 3 and servo motor 12 all through the wire and outside power supply 9, the tip 10 is installed a plurality of tongs 11 between a plurality of adjacent 11, the manipulator 11 are a plurality of thickness 11, the manipulator 11 is installed in the quantity between the manipulator 11, the manipulator 11 is big number of the surface.

When the mechanical gripper 11 is used, the cylinder 1 is welded to the mechanical arm, when the mechanical gripper 11 grips an object, the movable end of the electric hydraulic push rod 3 stretches out, the lifting plate 4 drives the positioning slide block 5 to move upwards, the end part of the positioning slide block 5 is located in the positioning slide groove, the positioning slide block 5 moves to drive the first connecting rod 8 to rotate, the first connecting rod 8 and the second connecting rod 9 rotate by taking the rotating connection part of the round block 7 and the matching block 6 as the circle center, the cross rod 10 and the mechanical gripper 11 rotate to grip the object in an arc track, the distance between the adjacent mechanical grippers 11 is larger than the thickness of the mechanical gripper 11, the two groups of mechanical grippers 11 are distributed in a staggered mode, the mechanical gripper 11 can grip the object better conveniently, the mechanical gripper 11 can open and close synchronously to grip the object conveniently, the distance between the supporting plate 2 and the disc 16 is larger than the maximum distance between the supporting plate 2 and the lifting plate 4, and the highest position of the lifting plate 4 is still located below the disc 16 when the lifting plate 4 is lifted to the limit position, so that the mechanical gripper 11 is not affected by the object gripping and practicability is improved.

Example 2

Referring to fig. 1 to 4, the present utility model provides the following technical solutions: the utility model provides a synchronous switching device of arm tongs, servo motor 12 is installed to the interior roof of drum 1, servo motor 12's output is installed and is the initiative bevel gear 13 of same centre of a circle with servo motor 12 output axle center, initiative bevel gear 13 passes through tooth and driven bevel gear 15 meshing, drum 1, round bar 14, disc 16 and annular slider 17 are the same centre of a circle, the interior roof of drum 1 is connected with round bar 14 through the bearing rotation, the driven bevel gear 15 of same centre of a circle with round bar 14 is installed to the surface mounting of round bar 14, disc 16 is installed to the bottom of round bar 14, the tip of disc 16 is located the inside of drum 1, the interval between backup pad 2 and the disc 16 is greater than the maximum interval between backup pad 2 and the lifter plate 4, annular slider 17 is installed to the surface mounting of disc 16.

When the mechanical gripper 11 is used, when the grabbing position of the mechanical gripper 11 is adjusted, the servo motor 12 drives the driving bevel gear 13 to positively and negatively rotate within the range of 360 degrees, the driving bevel gear 13 is meshed with the driven bevel gear 15, the round rod 14 drives the disc 16 to rotate, the annular sliding block 17 is arranged in the annular sliding groove and plays roles of assisting in rotating and supporting bearing, the disc 16 drives the connecting rod 18 and the supporting plate 2 to rotate, the angle of grabbing objects by the mechanical gripper 11 is conveniently adjusted, and the practicability is improved.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (8)

1. The utility model provides a synchronous device that opens and shuts of arm tongs, includes drum and backup pad, its characterized in that: the electric hydraulic push rod is installed at the top of backup pad, the lifter plate is installed to electric hydraulic push rod's expansion end, the preceding and the back of lifter plate all install the location slider, the cooperation piece is all installed to the both sides face of backup pad, the preceding and the back of cooperation piece all are connected with the kicker through the axostylus axostyle rotation, first connecting rod and second connecting rod are installed respectively to the surface of kicker, the horizontal pole is installed to the tip of second connecting rod, the mechanical tongs of surface mounting of horizontal pole, servo motor is installed to the interior roof of drum, servo motor's output installs the initiative bevel gear that is the same centre of a circle with servo motor output axle center, the interior roof of drum is connected with the kicker through the bearing rotation, the surface mounting of kicker is the driven bevel gear of same centre of a circle with the kicker, the disc is installed to the bottom of kicker, annular slider is installed to the surface mounting of disc.

2. The synchronous opening and closing device of a mechanical arm gripper according to claim 1, wherein: the inside of the first connecting rod is provided with a positioning chute with depth in the front-back direction, the end part of the positioning slide block is positioned in the positioning chute, and the positioning slide block can slide along the length direction of the positioning chute.

3. The synchronous opening and closing device of a mechanical arm gripper according to claim 1, wherein: the number of the mechanical grippers is several, the mechanical grippers are divided into two groups, and the distance between two adjacent mechanical grippers is larger than the thickness of the mechanical grippers.

4. The synchronous opening and closing device of a mechanical arm gripper according to claim 1, wherein: the driving bevel gear is meshed with the driven bevel gear through teeth, and the cylinder, the round rod, the disc and the annular sliding block are all in the same circle center.

5. The synchronous opening and closing device of a mechanical arm gripper according to claim 1, wherein: the connecting rod is all installed in the front and the back of backup pad, and the one end that the backup pad was kept away from to the connecting rod is installed in the bottom of disc.

6. The synchronous opening and closing device of a mechanical arm gripper according to claim 1, wherein: the inner surface of the cylinder is provided with an annular chute with depth in the vertical direction, and the end part of the annular slide block is positioned in the annular chute.

7. The synchronous opening and closing device of a mechanical arm gripper according to claim 1, wherein: the position of the first connecting rod is higher than that of the second connecting rod, and the electric hydraulic push rod and the servo motor are electrically connected with an external power supply through wires.

8. The synchronous opening and closing device of a mechanical arm gripper according to claim 1, wherein: the end of the disc is positioned in the cylinder, and the distance between the supporting plate and the disc is larger than the maximum distance between the supporting plate and the lifting plate.