CN202572404U

CN202572404U - Joint type connecting piece

Info

Publication number: CN202572404U
Application number: CN 201220218500
Authority: CN
Inventors: 滑英宾
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-05-16
Filing date: 2012-05-16
Publication date: 2012-12-05
Anticipated expiration: 2022-05-16

Abstract

The utility model discloses a joint type connecting piece which comprises a first end surface, a second end surface, a middle part used for connecting the first end surface with the second end surface, and a through hole penetrating the first end surface and the second end surface, wherein an arc-shaped supporting surface communicated with the through hole is arranged on the middle part; a plurality of grooves are formed in one of the first end surface and the second end surface; a plurality of protrusions are formed on the other end surface; and a plurality of connecting pieces are embedded into the protrusions through the grooves, so as to be matched and clamped tightly with each other. The connecting piece provided by the utility model can be used in a manipulator finger to enhance the flexibility and the universality of the manipulator finger, and has the advantages that the structure is novel; mutual matching is simple; and angles can be adjusted freely.

Description

The joint type connector

Technical field

The utility model relates to a kind of mechanical fastener, relate in particular to a kind of can the multi-angle FREE TORSION and the connector of the multi-functional joint type mechanical finger of extension.

Background technology

In recent years; Along with the progress of science and technology and the continuous expansion of automated production scale; Manipulator has obtained using widely in such as various fields such as household electrical appliances production, automobile making and health care, military affairs; These manipulators all be function through the simulation staff to accomplish the actions such as extracting of product, the angle of right manipulator adjustment of the prior art generally can only be carried out the adjustment of X, Y, three directions of Z.

The patent No. as shown in Figure 5 is 200810030084.8, and name is called the device that is disclosed in the Chinese patent of " a kind of full-automatic multifunctional mechanical arm ", and it comprises chamfering group 91; Chamfering group fixed block 92, cylinder 93, cylinder contiguous block 94; Tool section bar 95, tool fixed block 96, L shaped contiguous block 99; And be fixedly connected on the sucker 97 on tool section bar 95 and the tool fixed block 96 and embrace tool 98; Chamfering group 91 can be carried out the rotation of 90-180 degree with respect to tool section bar 95, and realizing the extracting to the product multi-angle, right such manipulator still can not be neatly carries out FREE TORSION or bending according to the shape facility of waiting to grasp product etc.; Especially for product in irregular shape like the product with irregular arc surface or the product of other types, this manipulator is difficult to effectively grasp.

On the other hand, in the prior art, the connector of forming manipulator all is an one-directional rotation; The flexibility ratio that causes manipulator; Scalability is poor, causes the form of manipulator to need to carry out specialized designs according to shape, material and the weight of waiting to grasp product, has therefore reduced the versatility of manipulator.

The utility model content

The purpose of the utility model is to overcome the defective of prior art, and a kind of novel structure is provided, and can freely adjust the connector of angle, and this connector can be used on the mechanical finger, improves the flexibility and the versatility of mechanical finger.

For realizing above-mentioned purpose, the utility model proposes following technical scheme:

A kind of joint type connector, this connector comprises first end face, and second end face connects the pars intermedia of first end face and second end face, and the through hole that runs through first end face and second end face, and said pars intermedia is provided with the arc supporting surface that is communicated with said through hole.

Said first end face and second end face are symmetrical set, and are formed with plural number on first end face and second end face and embed groove and the convexity that cooperates mutually.

Form the angle of 90 degree between said first end face and second end face.

Also be provided with the rib that is formed at said arc supporting surface both sides on the said pars intermedia.

The through hole of said connector supplies a tension part to pass, and by said tension part a plurality of connectors is strained connection each other.

Said a plurality of connector embeds convexity on second end face chucking that cooperatively interacts through the groove on first end face.

Compared with prior art; The joint type connector that the utility model discloses has novel structure, and it is simple to cooperatively interact, and can freely adjust the advantage of angle; And the joint type mechanical finger that this joint type connector is assembled into can freely be adjusted angle, position and the length of its extension; Can be common to the extracting of multiple product, and can carry out freely setting according to the architectural feature of product and grasp or armful tool, sucker and other anchor clamps, and grasp product more neatly.

Description of drawings

Fig. 1 is the schematic perspective view of the utility model joint type connector;

Fig. 2 is the schematic perspective view of another angle of the utility model joint type connector;

Fig. 3 is the joint type connector of another embodiment of the utility model;

Fig. 4 is that the utility model joint type connector is assembled in the structural representation on the mechanical finger;

Fig. 5 is the schematic perspective view of existing mechanical arm.

The specific embodiment

The accompanying drawing that will combine the utility model below carries out clear, complete description to the technical scheme of the utility model embodiment.

Like Fig. 1, shown in 2; The joint type connector 2 that the utility model disclosed has first end face 22, second end face 23; The pars intermedia 21 that connects first end face 22 and second end face 23; Said first end face 22 and second end face 23 are roughly rounded, and are symmetrical set, and extend the angle that the back forms 90 degree between both ends of the surface.First end face 22 is provided with plural groove 25; It is protruding 24 that second end face 23 is provided with plural number, and this plural number protruding 24 is used for groove 25 and the groove 25 of another joint type connector end face of joining matches so that each joint type connector 2 mutual snap-fit with protruding 24.

The center of first end face 22 and second end face 23 also is provided with and supplies a tension part to run through the through hole 26 that passes through, and said tension part can be spring and be located at the steel wire (figure does not show) in the spring.Also be provided with the recess that is used for ccontaining said tension part 27 that is connected with through hole 26 on the said pars intermedia 21; Said recess 27 is the arc supporting surface of evagination, and the slip that is arranged so that joint type connector 2 spring 6 when rotating each other of arc supporting surface is more smooth and easy.Further, the both sides of said recess 27 also are provided with reinforcement 28, and this reinforcement 28 also plays qualification to the position of spring 6.

Shown in Figure 3ly be the connector that discloses among another embodiment of the utility model (below be called end connecting portion 2 '); Said end coupling 2 ' structure roughly be equivalent to the half the of connector 2 structures; It comprises the 4th end face 21 ' with five terminal face 22 '; The 4th end face 21 ' with five terminal face 22 ' on be provided with plural number protruding 24 and groove 25 equally, the angle of both ends of the surface also is half the (promptly 45 spend) of other connector 2 both ends of the surface angles substantially, the end coupling 2 of this structure '; The end that generally is connected in connector 2 uses, and makes it convenient with being connected of other element corresponding end-faces.

The joint type connector of the utility model can adopt metal, nylon or process than materials such as duroplasts.

Shown in Figure 4 for using the mechanical finger of connector 2 and end coupling 2 ' composition, it comprises the assembly 1 that is strained and fixed that is connected successively, plural joint type connector 2; End coupling 2 ', fixed support 3, and the cylinder 4 that is connected with fixed support 3; The end of said cylinder 4 is provided with sucker 5, the said assembly 1 that is strained and fixed, joint type connector 2; End coupling 2 ', 3 of fixed supports are connected with steel wires 7 in being located at spring 6 through spring 6.

During adjusting, through the rotation assembly 1 that is strained and fixed steel wire 7 is loosened, at this moment; The convexity 24 of the connector end face of needs adjustment is moved from the groove 25 of adjacent end face; And choose after the snapped-in position that needs again to insert in the groove 25 of adjacent end face and engage protruding 24, adopting uses the same method can regulate the link position of adjacent end face, regulate put in place after; Again steel wire 7 is outwards moved; Thereby the steel wire that the assembly 1 that will be strained and fixed, each connector 2 and fixed support are 37 tensions make the position of each inter-module be locked relatively, thereby realize the extracting to the product of different structure shape.

2 snap-in structures through spring, steel wire and end face of said each joint type connector (being convexity and groove) form relatively-stationary the connection, and the quantity of connector 2 can increase or reduce according to concrete needs.

In other embodiment of the utility model; Between first end face and second end face angle can for other angle as 60 the degree etc.; The connector shape also is not limited to the shape among the embodiment; Can also be triangle, shape such as trapezoidal, and the convexity on first end face and second end face and groove can replace also by the structure of other identical functions, like polygonal hole that the through hole setting on first end face and second end face is cooperatively interacted.

Technology contents of the utility model and technical characterictic have disclosed as above; Yet those of ordinary skill in the art still maybe be based on teaching of the present invention and announcements and are done all replacement and modifications that does not deviate from the utility model spirit; Therefore; The utility model protection domain should be not limited to the content that embodiment discloses, and should comprise various replacement and the modifications that do not deviate from the utility model, and is contained by the present patent application claim.

Claims

1. joint type connector; It is characterized in that: said connector comprises first end face and second end face; Connect the pars intermedia of first end face and second end face, and the through hole that runs through first end face and second end face, said pars intermedia is provided with the arc supporting surface that is communicated with said through hole.

2. joint type connector according to claim 1 is characterized in that: said first end face and second end face are symmetrical set, and are formed with plural number on first end face and second end face and embed groove and the convexity that cooperates mutually.

3. joint type connector according to claim 1 is characterized in that: the angle that forms 90 degree between said first end face and second end face.

4. joint type connector according to claim 1 is characterized in that: also be provided with the reinforcement that is formed at said arc supporting surface both sides on the said pars intermedia.

5. joint type connector according to claim 1 is characterized in that: the through hole of said connector supplies a tension part to pass, and by said tension part a plurality of connectors is strained connection each other.

6. joint type connector according to claim 5 is characterized in that: said a plurality of connectors embed in the convexity on second end face through the groove on first end face and snap-fit each other.