CN112045697A

CN112045697A - Self-adaptation subassembly and clamping jaw

Info

Publication number: CN112045697A
Application number: CN202010899522.5A
Authority: CN
Inventors: 胡旭; 唐大勇
Original assignee: Chongqing Yanxu Technology Co ltd; Chongqing University of Arts and Sciences
Current assignee: Chongqing Yanxu Technology Co ltd; Chongqing University of Arts and Sciences
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2020-12-08

Abstract

The invention discloses a self-adaptive assembly and a clamping jaw, which comprise a base, a clamping piece and a power piece, wherein the base is arranged on the clamping jaw, the clamping piece is connected to the base in a self-adjusting mode through the power piece, the power piece provides self-adjusting power for the clamping piece, the clamping force of the clamping jaw can be stable, and the falling probability of the clamping piece is reduced.

Description

Self-adaptation subassembly and clamping jaw

Technical Field

The invention relates to the field of mechanical clamping jaws, in particular to a self-adaptive assembly and a clamping jaw.

Background

The clamping jaw in the prior art generally adopts a hinged mode to connect a control system and a driving system due to the use occasion and the working characteristics of the clamping jaw, the moving track of the clamping jaw is a curve in the clamping process, and the clamping jaw is firstly contacted with a to-be-clamped piece in a point contact mode, so that the clamping force of the clamping jaw in the subsequent clamping process is unstable, the clamping effect is poor, and the clamping piece is easy to fall off.

Therefore, in order to solve the above problems, a self-adaptive assembly and a clamping jaw are needed, which can stabilize the clamping force of the clamping jaw and reduce the falling probability of a clamping piece.

Disclosure of Invention

In view of this, the present invention is directed to overcome the defects in the prior art, and provides a self-adaptive assembly and a clamping jaw, which can stabilize the clamping force of the clamping jaw and reduce the probability of falling off of a clamping member.

The self-adaptive assembly comprises a base, a clamping piece and a power piece, wherein the base is arranged on the clamping jaw, the clamping piece is connected to the base in a self-adjusting mode through the power piece, and the power piece provides self-adjusting power for the clamping piece.

Furthermore, be provided with the deflector on the holder, there is the guide way that is used for with the deflector complex on the base, the deflector is adjusted in the guide way through the power that power spare provided.

Further, a baffle is arranged on the base, the power part is connected with the baffle and the guide plate, and the power part has a force which enables the guide plate and the baffle to be close to or far away from each other.

Further, the holder centre gripping is treated holder one side and is provided with the adaptation piece, the adaptation piece has deformation and the ability of recovering deformation after the centre gripping during the centre gripping.

Further, the adaptation piece is the elastic ball, elastic ball fixed connection holder.

Furthermore, the guide plate is connected to the guide groove through a connecting portion which is approximately in a shape like a Chinese character 'tu', the guide groove is formed along the length direction, and one side, far away from the guide plate, of the guide groove along the length direction is closed.

Furthermore, a limiting block used for limiting the clamping piece is arranged on the clamping piece.

Furthermore, the clamping piece is a cylindrical rod, and one side of the clamping piece penetrates through the baffle and is matched with the baffle through a limiting block;

the power part is a spring sleeved outside the clamping part, the spring is abutted between the baffle and the guide plate, and the spring provides power for the limiting block to move axially along the clamping part.

A clamping jaw comprising the adaptive assembly.

Further, the clamping jaw can clamp the special-shaped structure.

The invention has the beneficial effects that: the self-adaptive assembly and the clamping jaw disclosed by the invention can effectively improve the clamping force of the clamping jaw and ensure the clamping effect of the clamping jaw.

Drawings

The invention is further described below with reference to the following figures and examples:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic view of the structure of FIG. 1 at A according to the present invention;

FIG. 4 is a schematic view of the structure of FIG. 2 at B according to the present invention;

fig. 5 is a schematic structural view of the guide plate of the present invention.

Detailed Description

Fig. 1 is a schematic structural view of the present invention, fig. 2 is a schematic top-view structural view of the present invention, fig. 3 is a schematic structural view of the invention at a point a in fig. 1, fig. 4 is a schematic structural view of the invention at a point B in fig. 2, fig. 5 is a schematic structural view of a guide plate of the present invention, as shown in the drawings,

in this embodiment, the clamping assembly comprises a base 4, a clamping member 46 and a power member 45, the base 4 is disposed on the clamping jaw, the clamping member 46 is connected to the base 4 in a self-adjusting manner through the power member 45, and the power member 45 provides self-adjusting power for the clamping member 46. The self-adaptation is treated the holder and is carried out the centre gripping when the centre gripping subassembly can be when the centre gripping, is convenient for carry out the centre gripping to the heterogeneous component, increases the application scenario of clamping jaw to the self-adaptation centre gripping still possesses good centre gripping effect, can continuously keep the stability of grip point in the clamping process, the problem that the holder drops is treated that the too big cause of clamping-force treats holder damage or clamping-force is less to cause can not appear.

In this embodiment, the clamping member 46 is provided with a guide plate 44, the base 4 is provided with a guide groove 47 for matching with the guide plate 44, and the guide plate 44 is adjusted in the guide groove 47 by the power provided by the power member 45. The guide plate 44 and the guide groove 47 are provided to improve the clamping effect of the clamping member 46, to ensure the clamping strength and the clamping accuracy, in the process of clamping, the clamping piece 46 is guided to move in a restraining way, the service life of the clamping piece 46 is prolonged, the guide plate 44 is connected to the guide groove 47 by a guide plate connecting portion 48 of an approximately convex shape, the guide plate connecting portion 48 and the guide plate 44 are integrally formed, and may be connected by gluing, riveting or the like, the guide groove 47 is opened along the clamping direction of the clamping jaw, and the side of the guide groove 47 away from the guide plate 44 along the clamping direction is closed, so that the guide plate connecting part 48 and the guide groove 47 which are matched along the clamping direction can better correspond to the clamping jaw, the special-shaped workpiece is clamped, and the condition that the clamping effect is influenced by interference of the clamping direction of the clamping jaw and the clamping direction of the clamping piece 46 is avoided.

In this embodiment, the base 4 is provided with a baffle 42, the power member 45 connects the baffle 42 and the guide plate 44, and the power member 45 has a force for moving the guide plate 44 and the baffle 42 toward and away from each other. The power member 45 is power for providing adaptive adjustment for the clamping assembly, the guide plate 44 and the baffle plate 42 are close to/away from each other, that is, clamping/releasing of the corresponding clamping member 46, and details are not repeated herein, the clamping member 46 is provided with a limiting block 41 for limiting the clamping member 46, the clamping member 46 is a cylindrical rod, one side of the clamping member 46 penetrates through the baffle plate 42 and is matched with the baffle plate 42 through the limiting block 41 to prevent the power member 45 from falling off, the power member 45 is a spring externally sleeved on the clamping member 46, the spring abuts between the baffle plate 42 and the guide plate 44, the spring provides power for the axial movement of the limiting block 41 along the clamping member 46, the limiting block 41 is a cylindrical clamping table with a size larger than the radial size of the power member 45, the baffle plate 42 is provided with a clamping seat for clamping the clamping table, and the limiting block 41 is added to further improve the clamping effect of the device, the safety of the device is improved, the stability in the clamping process is ensured, the integral structure separation caused by the failure of the power part 45 is prevented, and the damage is caused, wherein the power part 45 can also be an air cylinder which is connected with the guide plate 44 and the baffle plate 42, but the structure is more complex and the adaptive space is larger; the power member 45 may also be a rubber elastic member, but the deformation effect is limited, and the structural strength is low, and may be selected according to the actual situation, which is not described herein again.

In this embodiment, the clamping member 46 clamps one side of the to-be-clamped member and is provided with an adaptive member 43, and the adaptive member 43 has the capability of deforming during clamping and recovering from deformation after clamping. The adapting piece 43 has a deformation force adapting to the shape of the piece to be clamped when clamping the piece to be clamped, and the adapting piece 43 has a restoring force restoring the shape of the adapting piece 43 before clamping the next piece to be clamped. The adaptive part 43 is an elastic ball made of rubber, so that the contact is made of rubber, the friction force of clamping can be enhanced, compared with a rigid contact, the rubber contact with a spring is adopted, the flexible effect of a pneumatic driving source is combined, the adaptability and flexibility of clamping different workpieces are enhanced, the surfaces of the workpieces can be effectively protected from being damaged, the device is widely applicable to various fragile clamps, the elastic ball is fixedly connected with the clamping part 46, when the device is used for clamping, the elastic ball contacts the to-be-clamped part firstly, the elastic ball is in shape-conforming contact with the to-be-clamped part firstly, the to-be-clamped part is pre-clamped, then the power part 45 (namely the spring) begins to be stressed gradually through continuous clamping of the clamping jaw, the elastic ball and the power part 45 clamp the to-be-clamped part integrally, the shape of the to-clamped part is further adapted, the to-be-clamped part is clamped, adaptive adjustment is carried out, the to-be-clamped part, and can not destroy and treat holder surface structure, and it is stable with the form centre gripping effect of face contact continuously during the centre gripping, the centre gripping subassembly is provided with the multiunit, sets up in keeping away from clamping jaw spout 11 one side along clamping jaw length direction in this scheme, and a plurality of centre gripping subassembly base 4 interconnect treats holder adaptability centre gripping, is a whole again when adapting alone, is convenient for treat the holder to the heterogeneity and carry out the centre gripping to the centre gripping effect is stable under the effect of clamping jaw, a plurality of centre gripping subassembly is still can the array be arranged or the interval arrangement, no longer gives unnecessary details here. The supporting seat 1 can be arranged on a mechanical arm or other mechanisms according to actual conditions, and is not described herein again.

A clamping jaw comprising the adaptive assembly. Self-adaptation subassembly is provided with the multiunit, and a plurality of self-adaptation subassembly base interconnect treats holder adaptability centre gripping, is a whole again when adapting alone, is convenient for treat the holder to the heterology and carries out the centre gripping to centre gripping effect is stable under the effect of clamping jaw, but still array arrangement or interval arrangement of a plurality of self-adaptation subassembly are no longer repeated here.

In this embodiment, the clamping jaw can be used for clamping the special-shaped structure. The clamping jaw can adopt a clamping jaw structure in the prior art, and the details are not repeated.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims

1. An adaptive assembly, comprising: including base, holder and power spare, the base sets up on the clamping jaw, the holder passes through the power spare and is connected to the base with self-adjusting mode, the power spare provides self-adjusting power for the holder.

2. The adaptive component of claim 1, wherein: the clamping piece is provided with a guide plate, the base is provided with a guide groove matched with the guide plate, and the guide plate is adjusted in the guide groove through power provided by the power piece.

3. The adaptive component of claim 2, wherein: the base is provided with a baffle plate, the power part is connected with the baffle plate and the guide plate, and the power part has force for enabling the guide plate and the baffle plate to be close to or far away from each other.

4. The adaptive component of claim 1, wherein: the clamping piece clamping device is characterized in that an adaptive piece is arranged on one side of the clamping piece to be clamped, and the adaptive piece has the capacity of deforming during clamping and recovering from deformation after clamping.

5. The adaptive component of claim 4, wherein: the adaptation piece is the elastic ball, elastic ball fixed connection holder.

6. The adaptive component of claim 2, wherein: the guide plate is connected to the guide groove through a connecting portion which is approximately in a shape like a Chinese character 'tu', the guide groove is formed along the length direction, and one side, far away from the guide plate, of the guide groove along the length direction is closed.

7. The adaptive component of claim 3, wherein: and the clamping piece is provided with a limiting block for limiting the clamping piece.

8. The adaptive component of claim 7, wherein: the clamping piece is a cylindrical rod, and one side of the clamping piece penetrates through the baffle and is matched with the baffle through a limiting block;

9. A clamping jaw comprising at least one set of adaptable assemblies according to any of claims 1-8.

10. A jaw as claimed in claim 9, characterized in that: the self-adaptation subassembly is the multiunit, the clamping jaw can carry out the centre gripping to the dysmorphism structure.