CN217474642U

CN217474642U - Riveting device

Info

Publication number: CN217474642U
Application number: CN202122169068.0U
Authority: CN
Inventors: 刘卫红; 王立勋; 陈济荣; 李思
Original assignee: Beijing Electric Vehicle Co Ltd
Current assignee: Beijing Electric Vehicle Co Ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-09-23
Anticipated expiration: 2031-09-08

Abstract

The utility model discloses a riveting device, include: the support comprises a first support arm, a second support arm and a third support arm, wherein the first support arm and the second support arm are arranged oppositely, and the third support arm is arranged between the first support arm and the second support arm; the first riveting part is arranged on the first support arm; the second riveting part is arranged on the second support arm; and the execution mechanism is arranged on the third support arm, and can be respectively matched with the first riveting part and the second riveting part to rivet the workpiece. The plurality of riveting parts are arranged on the support, and riveting pressure is applied to the workpiece through the driving execution mechanism, so that self-piercing riveting connection of the workpiece is realized. The posture of the support is adjusted to adjust the matching position of the riveting device and the workpiece, the riveting device can meet different riveting requirements of the workpiece, the adjusting mode is simple, meanwhile, the production efficiency can be improved, the investment and the occupied area of equipment can be saved in practical application, and the cost is obviously saved.

Description

Riveting device

Technical Field

The utility model belongs to the technical field of the rigging equipment technique and specifically relates to a riveting set is related to.

Background

In the field of automotive technology, two or more joint combinations usually exist at the same station when welding a body in white.

In the related art, a corresponding solution is to replace a riveter or a riveting die, and in the scheme, a self-punching riveter library (a riveter, a riveter replacing disc and a riveter bracket) or lower riveting die equipment needs to be automatically replaced beside the equipment, so that the equipment investment and the occupied area are increased, the welding time of workpieces is prolonged, and the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a riveting set, riveting set can satisfy the user demand that multiple joint makes up, can improve production efficiency.

According to the utility model discloses riveting set, include: the support comprises a first support arm, a second support arm and a third support arm, wherein the first support arm and the second support arm are oppositely arranged, and the third support arm is arranged between the first support arm and the second support arm; the first riveting part is arranged on the first support arm; the second riveting part is arranged on the second support arm; the actuating mechanism is arranged on the third support arm and can be respectively matched with the first riveting part and the second riveting part to rivet a workpiece; and the driving device is connected with the actuating mechanism and is suitable for driving the actuating mechanism to move.

According to the utility model discloses riveting set is through setting up a plurality of riveting portions on the support to exert riveting pressure to the work piece through actuating mechanism, rivet the connection with the self-punching that realizes the work piece. The riveting device can meet different riveting requirements of workpieces by adjusting the matching position of the riveting device and the workpieces through adjusting the posture of the support, is simple in adjusting mode, can improve production efficiency, can save investment and occupied area of equipment in practical application, and obviously saves cost.

According to some embodiments of the invention, the actuator comprises: the riveting rod is connected with the driving device, the driving device can drive the riveting rod to move along a first direction, and the riveting rod can move towards the first riveting part and the second riveting part respectively.

According to some embodiments of the invention, the actuator comprises: the first actuating mechanism is provided with a first riveting rod, and the first riveting rod can be matched with the first riveting part; and the second actuating mechanism is provided with a second riveting rod, and the second riveting rod can be matched with the second riveting part.

According to some embodiments of the invention, the first rivet bar and the second rivet bar are arranged coaxially.

According to some embodiments of the invention, the drive arrangement comprises: and the first driving device is connected with the first executing mechanism and is used for driving the first riveting rod to be matched with the first riveting part.

According to some embodiments of the invention, the drive arrangement comprises: and the second driving device is connected with the second executing mechanism and is used for driving the second riveting rod to be matched with the second riveting part.

According to some embodiments of the present invention, the driving device is connected to the first actuating mechanism and the second actuating mechanism, and the driving device can drive the first riveting rod and the first riveting portion and drive the second riveting rod and the second riveting portion respectively.

According to some embodiments of the invention, the drive device is a servo motor.

According to some embodiments of the utility model, the riveting device still includes: the shell is arranged on the third support arm, an accommodating cavity is formed in the shell, and the actuating mechanism and the driving device are arranged in the accommodating cavity.

According to some embodiments of the present invention, the first support arm, the second support arm and the third support arm are arranged in parallel two by two.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a riveting apparatus according to an embodiment of the invention;

fig. 2 is a schematic view of a riveting apparatus according to an embodiment of the present invention;

FIG. 3 is a schematic view of a riveting apparatus according to an embodiment of the invention in cooperation with a workpiece;

fig. 4 is a schematic structural view of a riveting apparatus according to another embodiment of the invention;

fig. 5 is a schematic structural view of a riveting apparatus according to another embodiment of the invention.

Reference numerals:

a riveting device 100, a workpiece 200,

A bracket 10, a first arm 11, a second arm 12, a third arm 13,

A first riveting portion 21, a second riveting portion 22,

Actuator 30, rivet rod 301, first actuator 31, first rivet rod 311, second actuator 32, second rivet rod 321, and the like,

Drive device 40, first drive device 41, second drive device 42, housing 50, mounting plate 60, connecting shaft 70.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features.

In the description of the present invention, "a plurality" means two or more.

In the description of the present invention, the first feature being "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact via another feature therebetween.

In the description of the invention, the first feature being "on", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.

A riveting apparatus 100 according to an embodiment of the invention is described below with reference to fig. 1 to 4.

According to the utility model discloses riveting set 100 includes: the riveting device comprises a bracket 10, a first riveting part 21, a second riveting part 22, an actuating mechanism 30 and a driving device 40.

As shown in fig. 1, the stent 10 includes: a first arm 11, a second arm 12 and a third arm 13, the first arm 11 and the second arm 12 being disposed opposite to each other, and the third arm 13 being disposed between the first arm 11 and the second arm 12. The first riveting portion 21 is disposed on the first arm 11, the second riveting portion 22 is disposed on the second arm 12, and the first riveting portion 21 and the second riveting portion 22 are disposed opposite to each other. The actuator 30 is disposed on the third arm 13, the driving device 40 is connected to the actuator 30 and can drive the actuator 30 to move, and the actuator 30 can cooperate with the first riveting portion 21 and/or the second riveting portion 22 to perform riveting. This makes it possible to meet the riveting requirements of different combinations of riveting joints in the riveting apparatus 100. -

Referring to fig. 1, the actuator 30 is disposed on the third arm 13, that is, the actuator 30 may be disposed between the first arm 11 and the second arm 12, and the workpiece 200 disposed between the actuator 30 and the first riveting portion 21 or the workpiece 200 disposed between the actuator 30 and the second riveting portion 22 may be riveted by driving the actuator 30 to move by the driving device 40.

The first caulking part 21 and the second caulking part 22 are both caulking dies, and the actuator 30 is used to apply a driving force to the rivet placed on the workpiece 200, so that the workpiece 200 is caulked by the engagement of the actuator 30 with the first caulking part 21 and the second caulking part 22.

It should be noted that the first riveting portion 21 and the second riveting portion 22 may be riveting dies with different shapes and sizes, so that the riveting device 100 can meet riveting requirements of different joint combinations, the riveting die does not need to be replaced in the using process of the riveting device 100, the riveting die can be replaced equivalently by adjusting the posture of the riveting device 100, and production efficiency can be improved.

It is understood that when the riveting device 100 is used by an operator, the workpiece 200 is disposed between the first riveting portion 21 and the actuator 30, and the actuator 30 is driven to move by the driving device 40, so as to realize the self-piercing riveting connection of the workpiece 200 at the first riveting portion 21. Further, when the workpiece 200 needs to be riveted by the second riveting portion 22, the operator may adjust the riveting apparatus 100 to a position suitable for fitting with the workpiece 200 by adjusting the posture of the riveting apparatus 100, at this time, the workpiece 200 is disposed between the second riveting portion 22 and the actuator 30, and the actuator 30 is driven by the driving device 40 to move, so that the self-piercing riveting connection of the workpiece 200 at the second riveting portion 22 can be realized.

In actual production, when the feeding position of the workpiece 200 is kept consistent, if the workpiece 200 needs riveting dies with different sizes and shapes for riveting, the direction, position and the like of the riveting device 100 can be adjusted so as to match the riveting device 100 with the workpiece 200. The mode that the riveting device 100 is integrally adjusted to meet different riveting requirements is simple compared with the mode of replacing riveting dies or riveting equipment, meanwhile, the production efficiency can be improved, the investment and the occupied area of the equipment can be saved in practical application, and the cost is obviously saved.

According to the utility model discloses riveting set 100 is through setting up a plurality of riveting portion on support 10 to exert riveting pressure through actuating mechanism 30 to work piece 200, in order to realize that work piece 200's self-piercing rivets the connection. The riveting device 100 can meet different riveting requirements of the workpiece 200 by adjusting the posture of the support 10 to adjust the matching position of the riveting device 100 and the workpiece 200, the adjusting mode is simple, the production efficiency can be improved, the investment and the occupied area of equipment can be saved in practical application, and the cost is obviously saved.

In some embodiments of the present invention, the actuator 30 includes: rivet rod 301, rivet rod 301 is connected to drive arrangement 40, and drive arrangement 40 can drive rivet rod 301 along the motion of first direction, and rivet rod 301 can move to first riveting portion 21 and second riveting portion 22 respectively. Rivet stem 301 is used to apply riveting pressure to workpiece 200 to effect a self-piercing riveted connection of workpiece 200. As shown in fig. 1, the first direction is a vertical direction shown in the figure, that is, the driving device 40 can drive the riveting rod 301 to move in the vertical direction to apply the riveting pressure to the workpiece 200 between the actuator 30 and the first riveting portion 21 or the second riveting portion 22.

With reference to fig. 1 and fig. 2, when the workpiece 200 between the actuator 30 and the first riveting portion 21 needs to be riveted, the driving device 40 drives the riveting rod 301 to move downward to apply a riveting pressure to the workpiece 200; with reference to fig. 1 and 3, when it is required to rivet the workpiece 200 between the actuator 30 and the second riveting portion 22, the driving device 40 drives the riveting rod 301 to move upward to apply riveting pressure to the workpiece 200.

It should be noted that the position of the riveting device 100 can be adjusted according to the feeding position of the workpiece 200, and with reference to fig. 2 and 3, the support 10 can be rotated by 180 °, the second riveting portion 22 can be adjusted to the position of the first riveting portion 21, and the riveting rod 301 is driven by the driving device 40 to move downward to apply the riveting pressure to the workpiece 200. It can be understood that the above operation replaces the positions of the first riveting portion 21 and the second riveting portion 22, and the movement manner of the riveting rod 301 relative to the bracket 10 is not changed during the riveting process.

As shown in fig. 4 and 5, in some embodiments of the present invention, the actuator 30 includes: the first actuator 31, the first actuator 31 is provided with a first riveting rod 311, and the first riveting rod 311 can be matched with the first riveting part 21; the second actuator 32, the second actuator 32 is provided with a second rivet rod 321, and the second rivet rod 321 can be matched with the second riveting portion 22.

Here, the first actuator 31 and the second actuator 32 are provided in the caulking apparatus 100, and the first actuator 31 and the second actuator 32 are driven according to the use requirement, so that the workpieces 200 are caulked by the first actuator 31 and the second actuator 32, respectively, or the first actuator 31 and the second actuator 32 may be driven at the same time, so that the two workpieces 200 are caulked at the same time. Thereby, the caulking efficiency of the caulking apparatus 100 can be improved.

In some embodiments of the present invention, the first rivet rod 311 and the second rivet rod 321 are coaxially disposed, so that the structure of the actuator 30 is regular. It can be understood that the first riveting rod 311 and the second riveting rod 321 need to correspond to the first riveting portion 21 and the second riveting portion 22 matched with the first riveting rod 311 and the second riveting rod 321, when the first riveting rod 311 and the second riveting rod 321 are coaxially arranged, the first riveting portion 21 and the second riveting portion 22 should be collinear, so that the structure of the riveting device 100 is more regular, and when the posture of the riveting device 100 is adjusted, the posture adjustment process of the riveting device 100 has good stability and high reliability.

As shown in fig. 1, in some embodiments of the present invention, the first arm 11, the second arm 12, and the third arm 13 are disposed in parallel in pairs, so as to facilitate the arrangement of the actuator 30 on the bracket 10, and facilitate the actuator 30 to correspond to the first riveting portion 21 and the second riveting portion 22.

It should be noted that the arrangement of the first arm 11, the second arm 12, and the third arm 13 in the present application is not limited to this. The first arm 11, the second arm 12 and the third arm 13 may be designed based on various factors such as stress analysis, operation space and manufacturing process, etc. to satisfy the requirement for structural strength of the stand 10 and the requirement for operation space when the riveting apparatus 100 is operated.

The first arm 11, the second arm 12 and the third arm 13 may be configured as a straight arm structure, or may be configured as an arc arm or a multi-segment arm structure, so as to meet the requirements of the riveting apparatus on the structural strength and the operation space of the support 10.

In some embodiments of the present invention, the support 10 is constructed in a "mountain" shape, so that the support 10 is constructed in a symmetrical structure, and when the symmetrical structure rotates around its symmetry line, the stability is good and the reliability is high.

The first arm 11, the second arm 12 and the third arm 13 can be arranged in a coplanar manner, which saves the occupied space of the support 10 and has better stability when the support 10 needs to be rotated to adjust the angle of the riveting device 100.

In some embodiments of the present invention, the riveting apparatus 100 further comprises a mounting plate 60, and the riveting apparatus 100 is mounted through the mounting plate 60, such as: when the riveting device 100 is required to be connected with a manipulator, the riveting device 100 can be connected with the manipulator by connecting the mounting plate 60 with the manipulator, and the connecting mode is simple and high in reliability.

Referring to fig. 1, a connecting shaft 70 is disposed between the mounting plate 60 and the bracket 10, and the connecting shaft 70 is disposed at a middle position of the bracket 10, so that when the position of the bracket 10 needs to be adjusted, the bracket 10 can be driven to rotate around an axial direction of the connecting shaft 70, and thus, the stability of the bracket 10 during the position adjustment process can be improved. Alternatively, the connecting shaft 70 and the third arm 13 are arranged in line, which further improves the stability of the stand 10 when it is rotated about the axial direction of the connecting shaft 70.

Referring to fig. 1, a first riveting portion 21 is disposed at an end portion of the first arm 11, a second riveting portion 22 is disposed at an end portion of the second arm 12, the first riveting portion 21 and the second riveting portion 22 are disposed opposite to each other, an actuator 30 is disposed between the first riveting portion 21 and the second riveting portion 22, and both ends of a riveting rod 301 of the actuator 30 may correspond to the first riveting portion 21 and the second riveting portion 22, respectively.

As shown in fig. 4, in some embodiments of the present invention, the driving device 40 includes: and the first driving device 41, the first driving device 41 is connected to the first actuator 31, and is configured to drive the first riveting rod 311 to cooperate with the first riveting portion 21. The first actuator 31 can be driven by the first driving device 41 to operate alone to apply riveting pressure to the workpiece 200 through the first riveting rod 311.

As shown in fig. 4, in a further embodiment of the present invention, the driving device 40 includes: and the second driving device 42, the second driving device 42 is connected to the second actuator 32, and is used for driving the second riveting rod 321 to cooperate with the second riveting portion 22. The second actuator 32 can be driven by the second driving device 42 to operate alone to apply riveting pressure to the workpiece 200 through the second riveting rod 321.

The first driving device 41 and the second driving device 42 can operate relatively independently to drive the corresponding first actuator 31 and second actuator 32 to move, at this time, the first actuator 31 and second actuator 32 can be driven simultaneously, and the riveting gun can rivet two workpieces 200 simultaneously, thereby improving the riveting efficiency.

As shown in fig. 5, in some embodiments of the present invention, the driving device 40 is connected to the first actuator 31 and the second actuator 32, and the driving device 40 can respectively drive the first riveting rod 311 to cooperate with the first riveting portion 21 and the second riveting rod 321 to cooperate with the second riveting portion 22.

Only one driving device 40 is provided in the riveting device 100, the driving device 40 is simultaneously connected with the first actuator 31 and the second actuator 32, and the driving device 40 can respectively drive the first actuator 31 and the second actuator 32 to move so as to respectively cooperate with the first riveting part 21 and the second riveting part 22.

Referring to fig. 4, in some embodiments of the present invention, the riveting apparatus 100 further comprises: the shell 50 and the shell 50 are arranged on the third support arm 13, and the shell 50 is formed with an accommodating cavity, and the actuator 30 and the driving device 40 are arranged in the accommodating cavity, so that the actuator 30 and the driving device 40 can be prevented from being exposed, and the driving device 40 and the actuator 30 can be well protected. Meanwhile, the driving device 40 and the actuator 30 can be mounted on the housing 50 and fixed to the third arm 13 through the housing 50, so that the difficulty in assembling the actuator 30 and the driving device 40 can be reduced.

In some embodiments of the present invention, the driving device 40 is a servo motor. The servo motor can be used for rotating forward and backward to realize that the actuating mechanism 30 drives the riveting rod 301 to extend and retract. By way of example with reference to fig. 2 and 3, when the servo motor rotates forward, the servo motor drives the riveting rod 301 to move downward to cooperate with the first riveting part 21, so as to apply downward riveting pressure on the workpiece 200; when the servo motor rotates reversely, the servo motor drives the riveting rod 301 to move upwards to cooperate with the second riveting part 22, and upward riveting pressure is applied to the workpiece 200.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A riveting apparatus (100), comprising:

the support (10), the support (10) includes the first arm (11), the second arm (12) and the third arm (13), the first arm (11) and the second arm (12) are arranged oppositely, and the third arm (13) is arranged between the first arm (11) and the second arm (12);

a first rivet (21), wherein the first rivet (21) is provided on the first arm (11);

a second riveting portion (22), wherein the second riveting portion (22) is arranged on the second support arm (12);

the actuating mechanism (30) is arranged on the third support arm (13), and the actuating mechanism (30) can be matched with the first riveting part (21) and/or the second riveting part (22) to rivet a workpiece;

a driving device (40), wherein the driving device (40) is connected with the actuating mechanism (30), and the driving device (40) is suitable for driving the actuating mechanism (30) to move.

2. Riveting device (100) according to claim 1, wherein the actuator (30) comprises:

the riveting rod (301), the riveting rod (301) is connected with the driving device (40), the driving device (40) can drive the riveting rod (301) to move along a first direction, and the riveting rod (301) can move towards the first riveting part (21) and the second riveting part (22) respectively.

3. Riveting device (100) according to claim 1, wherein the actuator (30) comprises:

the first execution mechanism (31), the first execution mechanism (31) is provided with a first riveting rod (311), and the first riveting rod (311) can be matched with the first riveting part (21);

the second execution mechanism (32), the second execution mechanism (32) is equipped with second riveting pole (321), the second riveting pole (321) can with the cooperation of second riveting portion (22).

4. Riveting device (100) according to claim 3, characterized in that the first rivet bar (311) and the second rivet bar (321) are arranged coaxially.

5. Riveting device (100) according to claim 3, characterized in that the drive device (40) comprises: the first driving device (41), the first driving device (41) is connected with the first actuating mechanism (31) and is used for driving the first riveting rod (311) to be matched with the first riveting part (21).

6. Riveting apparatus (100) according to claim 3, characterized in that the drive means (40) comprise: and the second driving device (42), the second driving device (42) is connected with the second actuating mechanism (32) and is used for driving the second riveting rod (321) to be matched with the second riveting part (22).

7. The riveting apparatus (100) according to claim 3, wherein the driving apparatus (40) is connected to the first actuator (31) and the second actuator (32), and the driving apparatus (40) can respectively drive the first riveting rod (311) to be matched with the first riveting part (21) and the second riveting rod (321) to be matched with the second riveting part (22).

8. Riveting apparatus (100) according to any one of claims 1-7, characterized in that the drive apparatus (40) is a servo motor.

9. The riveting apparatus (100) according to claim 1, further comprising: the shell is arranged on the third support arm (13) and is provided with an accommodating cavity, and the actuating mechanism (30) and the driving device (40) are arranged in the accommodating cavity.

10. Riveting device (100) according to claim 1, characterized in that the first arm (11), the second arm (12) and the third arm (13) are arranged parallel two by two.