CN112537642A

CN112537642A - Clamping device and pipe fitting conveying equipment

Info

Publication number: CN112537642A
Application number: CN202011331614.XA
Authority: CN
Inventors: 李甜; 沈显东; 马徐武
Original assignee: Gree Electric Appliances Inc of Zhuhai; Zhuhai Gree Intelligent Equipment Co Ltd
Current assignee: Gree Electric Appliances Inc of Zhuhai; Zhuhai Gree Intelligent Equipment Co Ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-03-23

Abstract

The invention provides a clamping device and pipe conveying equipment, wherein the clamping device is used for clamping a target object, and comprises: a support; the first clamping die is arranged on the bracket; a second clamping die movably arranged relative to the first clamping die to have a clamping position and a release position; when the second clamping die is located at the clamping position, the first clamping die and the second clamping die clamp the target object; when the second clamping die is in the release position, the first clamping die and/or the second clamping die are separated from the target object; the elastic piece is in driving connection with the second clamping die so as to drive the second clamping die to maintain at the clamping position; and the driving piece is in driving connection with the second clamping die so as to drive the second clamping die to switch between the clamping position and the release position. The clamping device solves the problem of poor clamping reliability of the clamping device in the prior art.

Description

Clamping device and pipe fitting conveying equipment

Technical Field

The invention relates to the field of clamping equipment, in particular to a clamping device and pipe conveying equipment.

Background

In the mechanized production process, a clamping device is often adopted to clamp a workpiece, and then the workpiece is processed, transferred, assembled and the like.

The existing clamping device usually adopts an air cylinder to drive two clamping parts to approach each other so as to clamp a workpiece, the clamping reliability of the clamping device with the structure is poor, and the clamping is easy to loose due to the air cylinder air-break, air leakage or the dead weight of the workpiece and the like, so that the operation precision is influenced.

Disclosure of Invention

The invention mainly aims to provide a clamping device and pipe conveying equipment, and aims to solve the problem that the clamping reliability of the clamping device in the prior art is poor.

In order to achieve the above object, according to one aspect of the present invention, there is provided a clamping device for clamping a target object, the clamping device including: a support; the first clamping die is arranged on the bracket; a second clamping die movably arranged relative to the first clamping die to have a clamping position and a release position; when the second clamping die is located at the clamping position, the first clamping die and the second clamping die clamp the target object; when the second clamping die is in the release position, the first clamping die and/or the second clamping die are separated from the target object; the elastic piece is in driving connection with the second clamping die so as to drive the second clamping die to maintain at the clamping position; and the driving piece is in driving connection with the second clamping die so as to drive the second clamping die to switch between the clamping position and the release position.

Further, the elastic member has an initial state and a deformed state; when the second clamping die is located at the clamping position and the releasing position, the elastic piece is in a deformation state.

Further, the bracket comprises a first bracket body and a second bracket body which are arranged at intervals along the first direction; the first clamping die is arranged on the first frame body, the driving piece is arranged on the second frame body, and the driving piece is provided with a driving end which can be movably arranged along a first direction; the clamping device comprises a movable seat arranged between the first frame body and the second frame body, and the second clamping die is arranged on the movable seat; the driving piece is connected with the movable seat to drive the movable seat to move along a first direction; the elastic piece is arranged between the second frame body and the movable seat; one end of the elastic piece is abutted to the second frame body, and the other end of the elastic piece is abutted to the movable seat.

Further, the driving piece is arranged on one side of the second frame body, which is far away from the first frame body; be equipped with on the second support body and dodge the mouth, the driving piece has to wear to establish and dodges intraoral drive division, and drive division is connected with the sliding seat.

Further, the clamping device comprises a guide member which is matched with the movable seat so as to guide the movement of the movable seat along the first direction.

The support comprises a third support body and a fourth support body which are arranged at intervals along the second direction, the third support body is connected with the first support body and the second support body, and the fourth support body is connected with the first support body and the second support body; the movable seat is positioned between the third frame body and the fourth frame body; the two guide pieces are correspondingly connected with the third frame body and the fourth frame body one by one; the both ends of edge second direction of sliding seat all are equipped with the guide way, two guides and two guide ways one-to-one ground sliding fit.

Furthermore, the clamping device comprises a first limiting piece and a second limiting piece which are arranged at intervals along the third direction, and the first limiting piece and the second limiting piece are both connected with the first frame body; the two opposite ends of the first clamping die along the third direction are correspondingly abutted to the first limiting piece and the second limiting piece one by one.

Further, the bracket comprises a third bracket body and a fourth bracket body which are arranged at intervals along the second direction; the first clamping dies and the second clamping dies are two, and the two first clamping dies and the two second clamping dies are arranged in a one-to-one correspondence manner; the two first clamping dies are arranged at intervals along the second direction; the clamping device also comprises a third limiting piece and a fourth limiting piece, and the third limiting piece and the fourth limiting piece are both positioned between the two first clamping dies; two ends of one of the two first clamping dies in the second direction are correspondingly abutted with the third frame body and the third limiting piece one by one; and two ends of the other first clamping die in the second direction are correspondingly abutted with the fourth frame body and the fourth limiting part one by one.

Furthermore, the first clamping die and the second clamping die are arranged in an extending mode along the third direction; the two elastic pieces are arranged at intervals along the third direction; the connecting position of the driving piece and the movable seat is positioned between the two elastic pieces.

According to another aspect of the present invention, there is provided a pipe conveying apparatus including: the clamping device is the clamping device; and the conveying device is connected with the clamping device so as to drive the clamping device to move when the clamping device clamps the pipe fitting.

The clamping device applying the technical scheme of the invention is used for clamping a target object and comprises the following components: the device comprises a bracket, a first clamping die, a second clamping die, an elastic piece and a driving piece; the first clamping die is arranged on the bracket; the second clamping die is movably arranged relative to the first clamping die to have a clamping position and a release position; when the second clamping die is located at the clamping position, the first clamping die and the second clamping die clamp the target object; when the second clamping die is in the release position, the first clamping die and/or the second clamping die are separated from the target object; the elastic piece is in driving connection with the second clamping die so as to drive the second clamping die to maintain at the clamping position; the driving piece is in driving connection with the second clamping die so as to drive the second clamping die to switch between the clamping position and the release position. In this way, the second clamping die can be driven to switch between the clamping position and the release position through the driving piece, and therefore the target object can be clamped or released. Meanwhile, the elastic piece can apply acting force to the second clamping die, so that the second clamping die is driven to be maintained at a clamping position, and the clamping effect on the target object is guaranteed. Through the combined use of the elastic piece and the driving piece, the problem that the driving piece loses the clamping effect on the target problem when partially or completely losing the driving force can be avoided, and the reliability of clamping the target object is improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic diagram illustrating a first view of a clamping device according to an embodiment of the present invention after removing a protective cover from one side;

FIG. 2 shows a schematic structural view from a second perspective of an embodiment of a clamping device according to the invention;

fig. 3 is a schematic structural view illustrating a third viewing angle after a protective cover and a third frame are removed from one side according to an embodiment of the clamping device of the present invention;

fig. 4 is a schematic structural view illustrating a fourth viewing angle after a protective cover and a third frame are removed from one side according to an embodiment of the clamping device of the present invention;

fig. 5 is a schematic diagram illustrating a fifth viewing angle after a protective cover and a third frame are removed from one side of an embodiment of a clamping device according to the present invention.

Wherein the figures include the following reference numerals:

1. a support; 11. a first frame body; 12. a second frame body; 13. a third frame body; 14. a fourth frame body; 2. a first clamping die; 3. a second clamping die; 4. an elastic member; 5. a drive member; 6. a movable seat; 7. a guide member; 8. a protective cover; 10. a first limit piece; 20. a second limiting member; 30. a third limiting member; 40. and a fourth limiting member.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1 to 5, the present invention provides a clamping device for clamping a target object, the clamping device comprising: a bracket 1; the first clamping die 2 is arranged on the bracket 1; a second clamping die 3 movably arranged relative to the first clamping die 2 to have a clamping position and a release position; when the second clamping die 3 is positioned at the clamping position, the first clamping die 2 and the second clamping die 3 clamp the target object; when the second clamping die 3 is in the release position, the first clamping die 2 and/or the second clamping die 3 are separated from the target object; the elastic piece 4 is in driving connection with the second clamping die 3 so as to drive the second clamping die 3 to maintain at the clamping position; and the driving piece 5 is in driving connection with the second clamping die 3 so as to drive the second clamping die 3 to switch between the clamping position and the release position.

The clamping device of the invention is used for clamping a target object, and comprises: the device comprises a bracket 1, a first clamping die 2, a second clamping die 3, an elastic piece 4 and a driving piece 5; the first clamping die 2 is arranged on the bracket 1; the second clamping die 3 is movably arranged relative to the first clamping die 2 so as to have a clamping position and a release position; when the second clamping die 3 is positioned at the clamping position, the first clamping die 2 and the second clamping die 3 clamp the target object; when the second clamping die 3 is in the release position, the first clamping die 2 and/or the second clamping die 3 are separated from the target object; the elastic piece 4 is in driving connection with the second clamping die 3 so as to drive the second clamping die 3 to maintain at the clamping position; the driving member 5 is in driving connection with the second clamping die 3 to drive the second clamping die 3 to switch between the clamping position and the release position. In this way, the second clamping die 3 can be driven to switch between the clamping position and the release position by the driving piece 5, so that the target object can be clamped or released. Meanwhile, the elastic piece 4 can apply acting force to the second clamping die 3, so that the second clamping die 3 is driven to be maintained at a clamping position, and the clamping effect on the target object is ensured. Through the combined use of the elastic piece 4 and the driving piece 5, the problem that the driving piece 5 loses the clamping effect on the target problem when the driving force is partially or completely lost can be avoided, and the reliability of clamping the target object is improved.

The driving connection may be a direct connection or an indirect connection, as long as the force can be transmitted to perform the driving function.

In order to improve the clamping stability of the target object, a first clamping surface is arranged on the first clamping die 2, a second clamping surface is arranged on the second clamping die 3, and the first clamping surface and the second clamping surface are matched with the shape of part of the surface of the target object. When the first clamping die 2 and the second clamping die 3 are close to each other, the first clamping surface and the second clamping surface are in contact with the target object together, so that the target object is clamped.

In particular, the elastic element 4 has an initial state and a deformed state; when the second clamping die 3 is at the clamping position and the releasing position, the elastic piece 4 is in a deformation state. The deformation state refers to deformation of the elastic member 4, so that the elastic member has elasticity and can apply acting force to the second clamping die 3, and the deformation state does not refer to fixation of the deformation degree.

Through adopting this kind of structure setting for the elastic component can exert a pretightning force for second press from both sides mould 3, and it is not hard up to appear when placing first press from both sides mould 2 and second press from both sides mould 3 and carry out the centre gripping to the target object.

The bracket 1 comprises a first bracket body 11 and a second bracket body 12 which are arranged at intervals along a first direction; the first clamping die 2 is arranged on the first frame body 11, the driving piece 5 is arranged on the second frame body 12, and the driving piece 5 is provided with a driving end which can be movably arranged along a first direction; the clamping device comprises a movable seat 6 arranged between a first frame body 11 and a second frame body 12, and the second clamping die 3 is arranged on the movable seat 6; the driving piece 5 is connected with the movable seat 6 to drive the movable seat 6 to move along a first direction; the elastic element 4 is arranged between the second frame body 12 and the movable seat 6; one end of the elastic element 4 is abutted against the second frame body 12, and the other end of the elastic element 4 is abutted against the movable seat 6.

In addition, clamping device includes the guide post, and the guide post is installed in second support body 12 or sliding seat 6, and the guide post extends the setting along first direction, and the outside of guide post is located to the elastic component 4 cover. In this way, it is ensured that the elastic member 4 is smoothly extended and contracted, and further, that it exerts a stable elastic force on the movable seat 6. In this embodiment, the elastic member 4 is a spring. Of course, the elastic member 4 may have other elastic structures.

In the embodiment, the driving member 5 is mounted on a side of the second frame 12 away from the first frame 11; be equipped with on the second support body 12 and dodge the mouth, driving piece 5 has to wear to establish and dodges intraoral drive division, and drive division is connected with sliding seat 6.

In specific embodiments, the driving member 5 may have various structure options, such as an air cylinder, a hydraulic cylinder, an electric cylinder, and the like.

In particular, the clamping means comprise a guide 7, the guide 7 cooperating with the mobile seat 6 to guide the movement of the mobile seat 6 in the first direction.

The bracket 1 comprises a third bracket body 13 and a fourth bracket body 14 which are arranged at intervals along the second direction, the third bracket body 13 is connected with the first bracket body 11 and the second bracket body 12, and the fourth bracket body 14 is connected with the first bracket body 11 and the second bracket body 12; the movable seat 6 is positioned between the third frame body 13 and the fourth frame body 14; the number of the guide members 7 is two, and the two guide members 7 are correspondingly connected with the third frame body 13 and the fourth frame body 14; the both ends along the second direction of sliding seat 6 all are equipped with the guide way, two guides 7 and two guide ways one-to-one ground sliding fit.

In this embodiment, the guiding element 7 is a block structure or a strip structure, and the block structure or the strip structure extends along the first direction. Both guides 7 are located between the third frame body 13 and the fourth frame body 14.

Specifically, the clamping device comprises a first limiting piece 10 and a second limiting piece 20 which are arranged at intervals along a third direction, and both the first limiting piece 10 and the second limiting piece 20 are connected with the first frame body 11; two opposite ends of the first clamping die 2 along the third direction are correspondingly abutted against the first limiting part 10 and the second limiting part 20.

Through adopting the above arrangement, the first clamping die 2 can be effectively fixed in the third direction through the first limiting part 10 and the second limiting part 20, and the first clamping die 2 is prevented from displacement, so that the reliability of the structure of the clamping device is ensured, and the clamping precision is further ensured.

Specifically, the rack 1 includes a third rack 13 and a fourth rack 14 arranged at intervals in the second direction; the number of the first clamping dies 2 and the number of the second clamping dies 3 are two, and the two first clamping dies 2 and the two second clamping dies 3 are arranged in a one-to-one correspondence manner; the two first clamping dies 2 are arranged at intervals along the second direction; the clamping device further comprises a third limiting piece 30 and a fourth limiting piece 40, and the third limiting piece 30 and the fourth limiting piece 40 are both positioned between the two first clamping dies 2; two ends of one of the two first clamping dies 2 in the second direction are correspondingly abutted against the third frame body 13 and the third limiting piece 30 one by one; two ends of the other first clamping die 2 in the second direction of the two first clamping dies 2 are abutted with the fourth frame body 14 and the fourth limiting piece 40 in a one-to-one correspondence manner. In this way, the two first clamping dies 2 can be reliably positioned in the second direction, thereby ensuring the working accuracy of the clamping device.

On the basis that the first clamping die 2 can be reliably positioned, in order to improve the universality of the clamping device, in the embodiment, the first clamping die 2 is detachably connected with the first frame body 11, and the second clamping die 3 is detachably connected with the movable seat 6. The clamping device can be better adapted to target objects with different specifications by replacing the first clamping die 2 and the second clamping die 3. In order to facilitate the replacement of the first clamping mold 2, the first limiting member 10, the second limiting member 20, the third limiting member 30 and the fourth limiting member 40 are detachably connected to the first frame 11.

Specifically, the first clamping die 2 and the second clamping die 3 are both arranged in an extending manner along the third direction; the number of the elastic pieces 4 is two, and the two elastic pieces 4 are arranged at intervals along the third direction; the connecting position of the driving piece 5 and the movable seat 6 is positioned between the two elastic pieces 4.

Through adopting above-mentioned setting, two elastic component 4 can exert elasticity to sliding seat 6 more evenly along the third direction to guarantee the centre gripping homogeneity of first double-layered mould 2 and second double-layered mould 3 to each position department along the third direction of target object.

In addition, the present invention also provides a pipe conveying apparatus, including: the clamping device is the clamping device; and the conveying device is connected with the clamping device so as to drive the clamping device to move when the clamping device clamps the pipe fitting.

Specifically, the first direction, the second direction and the third direction are three different directions, and any two directions may form any included angle therebetween. In this embodiment, the first direction, the second direction and the third direction are perpendicular to each other.

In addition, the first clamping die 2 is provided with a first positioning part, the second clamping die 3 is provided with a second positioning part, and when the first clamping die 2 is located at the clamping position, the first positioning part is in splicing fit with the second positioning part. Specifically, one of the first positioning portion and the second positioning portion is a positioning pin, and the other is a positioning pin.

The clamping device further comprises a protective cover 8, and the protective cover 8 is connected with the support 1 so as to shield the elastic piece 4 through the protective cover 8.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A clamping device for clamping a target object, the clamping device comprising:

a support (1);

a first clamping die (2) mounted on the bracket (1);

a second clamping die (3) movably arranged relative to the first clamping die (2) to have a clamping position and a release position; when the second clamping die (3) is in the clamping position, the first clamping die (2) and the second clamping die (3) clamp the target object; when the second clamping die (3) is in the release position, the first clamping die (2) and/or the second clamping die (3) are separated from the target object;

the elastic piece (4) is in driving connection with the second clamping die (3) so as to drive the second clamping die (3) to maintain at the clamping position;

and the driving piece (5) is in driving connection with the second clamping die (3) so as to drive the second clamping die (3) to switch between the clamping position and the release position.

2. Clamping device according to claim 1, wherein the elastic element (4) has an initial state and a deformed state; when the second clamping die (3) is at the clamping position and the release position, the elastic piece (4) is in the deformation state.

3. Clamping device according to claim 1, wherein the holder (1) comprises a first body (11) and a second body (12) arranged at a distance in a first direction; the first clamping die (2) is mounted on the first frame body (11), the driving piece (5) is mounted on the second frame body (12), and the driving piece (5) is provided with a driving end which can be movably arranged along the first direction;

the clamping device comprises a movable seat (6) arranged between the first frame body (11) and the second frame body (12), and the second clamping die (3) is arranged on the movable seat (6); the driving piece (5) is connected with the movable seat (6) to drive the movable seat (6) to move along the first direction;

the elastic piece (4) is arranged between the second frame body (12) and the movable seat (6); one end of the elastic piece (4) is abutted to the second frame body (12), and the other end of the elastic piece (4) is abutted to the movable seat (6).

4. A gripping device according to claim 3, characterized in that the drive member (5) is mounted on the side of the second holder (12) remote from the first holder (11); be equipped with on second support body (12) and dodge the mouth, driving piece (5) have wear to establish dodge intraoral drive division, drive division with movable seat (6) are connected.

5. Clamping device according to claim 3, characterized in that it comprises a guide (7), said guide (7) cooperating with said mobile seat (6) to guide the movement of said mobile seat (6) along said first direction.

6. The clamping device according to claim 5, wherein the bracket (1) comprises a third bracket body (13) and a fourth bracket body (14) which are arranged at intervals along the second direction, the third bracket body (13) is connected with the first bracket body (11) and the second bracket body (12), and the fourth bracket body (14) is connected with the first bracket body (11) and the second bracket body (12); the movable seat (6) is positioned between the third frame body (13) and the fourth frame body (14);

the number of the guide pieces (7) is two, and the two guide pieces (7) are correspondingly connected with the third frame body (13) and the fourth frame body (14) one by one; the edge of sliding seat (6) the both ends of second direction all are equipped with the guide way, two guide (7) and two guide way one-to-one sliding fit.

7. The clamping device according to claim 3, characterized in that the clamping device comprises a first limiting member (10) and a second limiting member (20) which are arranged at intervals along a third direction, and the first limiting member (10) and the second limiting member (20) are both connected with the first frame body (11); and two opposite ends of the first clamping die (2) along the third direction are correspondingly abutted against the first limiting piece (10) and the second limiting piece (20) one by one.

8. A clamping device according to claim 3, wherein the holder (1) comprises a third body (13) and a fourth body (14) spaced apart in the second direction; the number of the first clamping dies (2) and the number of the second clamping dies (3) are two, and the two first clamping dies (2) and the two second clamping dies (3) are arranged in a one-to-one correspondence manner; the two first clamping dies (2) are arranged at intervals along a second direction;

the clamping device further comprises a third limiting piece (30) and a fourth limiting piece (40), and the third limiting piece (30) and the fourth limiting piece (40) are both positioned between the two first clamping dies (2);

two ends of one of the two first clamping dies (2) along the second direction are correspondingly abutted with the third frame body (13) and the third limiting piece (30) one by one; two ends of the other first clamping die (2) in the second direction of the two first clamping dies (2) are correspondingly abutted against the fourth frame body (14) and the fourth limiting piece (40) one by one.

9. A clamping device according to claim 3, characterized in that the first clamping die (2) and the second clamping die (3) are arranged extending in a third direction; the number of the elastic pieces (4) is two, and the two elastic pieces (4) are arranged at intervals along the third direction; the connecting position of the driving piece (5) and the movable seat (6) is positioned between the two elastic pieces (4).

10. A pipe conveying apparatus, characterized in that the pipe conveying apparatus comprises:

a clamping device as claimed in any one of claims 1 to 9;

and the conveying device is connected with the clamping device so as to drive the clamping device to move when the clamping device clamps the pipe fitting.