A kind of robot gripper
Technical field
The utility model belongs to mechanical equipment technical field, and in particular to a kind of robot gripper.
Background technique
With keeping updating for technology, many traditional manual work modes obviously do not adapt to the hair in market
Exhibition requires, and especially produces the polishing grinding of golf club, and manipulation strength is big, risk is high, polishing professional's shortage,
Therefore, replacing manual polishing polishing using robot is following trend.
And robot is used to carry out sanding and polishing to workpiece, handgrip of the end for clamping workpiece is of crucial importance, still
Traditional robot gripper is usually to be designed according to the Feature Points of workpiece, thus there are a serious drawbacks:
Cannot be general between handgrip, applicability is poor.Every a product of exploitation requires to carry out the production of special fixture, this undoubtedly gives life
Production causes many unnecessary troubles.The robot gripper of relatively early stage was once attempted to make bar portion clamping smelting with pneumatic mode
Tool, but be finally all easy deviation in inadequate, bruting process because of gripping strength and end up in failure.
In view of this, adapting to the demand in market it is necessory to provide a kind of improved scheme.
Utility model content
The purpose of this utility model is that: in view of the deficiencies of the prior art, and a kind of robot gripper provided, the handgrip
Chucking power is big, precision is high, strong applicability, has been effectively saved production cost.
In order to achieve the above object, the utility model uses following technical scheme:
A kind of robot gripper, including collet chuck, the first connector, adapter and oil cylinder, the collet chuck and the oil cylinder are equal
It is connect with the adapter, the collet chuck includes pedestal, the cylinder being connected as one with the pedestal and is inserted in the cylinder
Clamp system, the output end of the oil cylinder by first connector with the clamp system is axial connect.
As a kind of improvement of robot gripper described in the utility model, the clamp system includes for clamping workpiece
Elastic collet and interconnecting piece for being connect with first connector.
As a kind of improvement of robot gripper described in the utility model, the elastic collet is rotary table or terrace with edge structure.
As a kind of improvement of robot gripper described in the utility model, the clamp system include connecting rod, pull rod and
Sandwich, the sandwich be hollow structure, the pull rod pass through the sandwich connect with the connecting rod, the sandwich be provided with to
Few two pieces or more of elastic slice, the pull rod are provided with crushing block.
As a kind of improvement of robot gripper described in the utility model, the crushing block is rotary table or terrace with edge structure.
As a kind of improvement of robot gripper described in the utility model, the adapter is provided with flange-interface.
It further include the second connector as a kind of improvement of robot gripper described in the utility model, second connection
Part is connect by the flange-interface with the adapter.
Further include correcting mechanism as a kind of improvement of robot gripper described in the utility model, the correcting mechanism with
The collet chuck connection, the correcting mechanism includes lever and adjusting bracket, and the lever is slideably positioned in the adjusting bracket.Lever can
To play the role of positioning to workpiece, the precision of polishing is improved.
As a kind of improvement of robot gripper described in the utility model, the oil cylinder is provided with oilhole, the oilhole with
The inner cavity of the oil cylinder is connected to.Change the hydraulic of oil cylinder by the way that liquid is injected or extracted out into oilhole, and then controls collet chuck
Chucking power by Workpiece clamping or is loosened.
As a kind of improvement of robot gripper described in the utility model, the oil cylinder is middle real angling cylinder.Middle reality is returned
Turn oil cylinder to be suitble to process casual labourer's part, it can effectively clamping workpiece.
The utility model has the beneficial effects that: compared with prior art, the utility model, can be effective by clamp system
Ground clamps and adapts to different workpiece, improves the precision and applicability of clamping, reduces production cost.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and constitutes one of the utility model
Point, the exemplary embodiment and its explanation of the utility model are not constituted for explaining the utility model to the utility model
Improper restriction.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the decomposition diagram of embodiment 1 in the utility model;
Fig. 3 is the sectional view that embodiment 1 clamps workpiece in the utility model;
Fig. 4 is the decomposition diagram of embodiment 2 in the utility model;
Fig. 5 is the sectional view that embodiment 2 clamps workpiece in the utility model;
Wherein, 1- collet chuck;11- pedestal;12- cylinder;13- clamp system;131- elastic collet;132- interconnecting piece;133-
Connecting rod;134- pull rod;135- sandwich;136- elastic slice;137- crushing block;The first connector of 2-;3- adapter;31- flange connects
Mouthful;4- oil cylinder;41- oilhole;The second connector of 5-;6- correcting mechanism;61- lever;62- adjusting bracket.
Specific embodiment
As used some vocabulary to censure specific components in the specification and claims.Those skilled in the art answer
It is understood that hardware manufacturer may call the same component with different nouns.This specification and claims are not with name
The difference of title is as the mode for distinguishing component, but with the difference of component functionally as the criterion of differentiation.Such as logical
The "comprising" of piece specification and claim mentioned in is an open language, therefore should be construed to " include but do not limit
In "." substantially " refer within an acceptable error range, those skilled in the art can within a certain error range solve described in
Technical problem basically reaches the technical effect.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as level " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description originally
Utility model and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific
Orientation construction and operation, therefore should not be understood as limiting the present invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can
To be mechanical connection, it is also possible to be electrically connected;It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the present invention.
The utility model is described in further detail below in conjunction with attached drawing, but not as the restriction to the utility model.
Embodiment 1
As shown in Fig. 1 ~ 3, a kind of robot gripper, including collet chuck 1, the first connector 2, adapter 3 and oil cylinder 4, collet chuck 1
It is connect with adapter 3 with oil cylinder 4, collet chuck 1 includes pedestal 11, the cylinder 12 being connected as one with pedestal 11 and is inserted in cylinder
The output end of 12 clamp system 13, oil cylinder 4 is axially connect by the first connector 2 with clamp system 13.
Preferably, clamp system 13 includes elastic collet 131 for clamping workpiece and for connecting with the first connector 2
Interconnecting piece 132, wherein elastic collet 131 be rotary table or terrace with edge structure.
Preferably, adapter 3 is provided with flange-interface 31, in addition, further including the second connector 5, the second connector 5 passes through
Flange-interface 31 is connect with adapter 3, and the mechanical arm of external robots is connect with the second connector 5 again, according to the finger of setting
Route control handgrip is enabled to carry out grinding and buffing to workpiece.
It preferably, further include correcting mechanism 6, correcting mechanism 6 is connect with collet chuck 1, and correcting mechanism 6 includes lever 61 and adjusts
Frame 62, lever 61 are slideably positioned in adjusting bracket 62, according to the size of workpiece, the position of lever 61 are adjusted using adjusting bracket 62, is made
Lever 61 blocks workpiece, prevents workpiece from wandering off, and effectively improves the precision of the utility model.
Preferably, oil cylinder 4 is provided with oilhole 41, and oilhole 41 is connected to the inner cavity of oil cylinder 4, by external hydraulic pump toward oilhole
It is injected in 41 or extraction liquid is hydraulic in oil cylinder 4 to change, and then control the chucking power of collet chuck 1, by Workpiece clamping or loosened.
Preferably, oil cylinder 4 is middle real angling cylinder, and in actual operation, middle reality angling cylinder is suitble to process casual labourer's part, is matched
Closing clamp system 13 can effectively clamping workpiece.
In the present embodiment, being clamped to workpiece makes only to need to put in elastic collet 131 workpiece, to 4 work of oil cylinder
Make, output end is inwardly stretched clamp system 13 by the first connector 2, and under tensile force effect, elastic collet 131 is clamped
The outside of workpiece.
Embodiment 2
As shown in Figure 1, Figure 4 and Figure 5, unlike the first embodiment, the clamp system 13 in the present embodiment includes connecting rod
133, pull rod 134 and sandwich 135, wherein sandwich 135 is hollow structure, and pull rod 134 passes through sandwich 135 and connect with connecting rod 133,
Sandwich 135 is provided at least two pieces or more of elastic slice 136, and pull rod 134 is provided with crushing block 137, wherein crushing block 137 is circle
Platform or terrace with edge structure.
Other structures are same as Example 1, and which is not described herein again.
In the present embodiment, it needs that the elastic slice 136 of pull rod 134 and sandwich 135 is first plugged inside into workpiece, to oil cylinder
4 start to work, and output end is inwardly stretched clamp system 13 by the first connector 2, under tensile force effect, pull rod 134
137 extrusion elastic 136 of crushing block, make the tightly contact of elastic slice 136 in the inner wall of workpiece, to be clamped.
Compared with prior art, the utility model passes through the stretching action of 4 output end of oil cylinder, draws clamp system 13 inwardly
It stretches, to realize internal or external clamping to workpiece, greatly improves the applicability of the utility model, reduce production
Cost.
Several preferred embodiments of the utility model have shown and described in above description, but as previously described, it should be understood that
The utility model is not limited to forms disclosed herein, and is not to be taken as the exclusion to other embodiments, and can be used for
Other combinations, modifications, and environments, and above-mentioned introduction or correlation can be passed through within the scope of the inventive concept described herein
The technology or knowledge in field are modified.And changes and modifications made by those skilled in the art do not depart from the spirit of the utility model
And range, then it all should be in the protection scope of the appended claims for the utility model.