CN218235669U - Swing arm driving device for automobile door cover edge folding system - Google Patents
Swing arm driving device for automobile door cover edge folding system Download PDFInfo
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- CN218235669U CN218235669U CN202222181900.3U CN202222181900U CN218235669U CN 218235669 U CN218235669 U CN 218235669U CN 202222181900 U CN202222181900 U CN 202222181900U CN 218235669 U CN218235669 U CN 218235669U
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- swing arm
- hydraulic cylinder
- driving device
- piston rod
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Abstract
The utility model discloses a swing arm drive arrangement for car door closure hem system, it includes: a swing arm base fixedly arranged; the pneumatic cylinder, it with the swing arm base is articulated: the swing arm is used for flanging, a piston rod of the hydraulic cylinder is hinged, and the swing arm is further hinged with a swing arm base through a first rotating shaft; when a piston rod of the hydraulic cylinder moves linearly, the swing arm is driven to swing around the first rotating shaft. The swing arm driving device for the automobile door cover flanging system can form a series of standard modules, so that the swing arm driving device is universal to the swing arm driving requirements of various types of automobile door cover flanging system equipment, and has wide applicability; the linear motion is converted into swing by adopting a simple structure, so that the mechanical efficiency is improved; the structure is simple, so that the failure rate and the maintenance cost of the equipment are reduced.
Description
Technical Field
The utility model relates to a power drive especially relates to a drive arrangement for car door closure hem system.
Background
A hemming system or hemming mechanism is a device for hemming an automobile door cover in the production process of a vehicle. The flanging system needs a set of driving devices to drive the flanging system to perform flanging action.
In the prior art, a reduction motor is usually used in combination with a complicated drive link as a drive for the hemming system. The driving device in the prior art utilizes a crank rocker mechanism constructed by a plane hinge four-bar mechanism principle. The alternating current speed reduction motor drives the driving rod to rotate through the motor output shaft, the driving rod converts the rotating motion of the driving rod into the swinging of the swing arm through the principle of a crank rocker mechanism, and simultaneously converts the rotating torque of the motor into the torque of the swing arm. When the swing arm is closed, the driving rod and the linkage rod are in a straight line, and sufficient supporting force is provided for the swing arm. The swing arm is opened and the process of closing, and belleville spring provides the buffering of swing arm, prevents drive arrangement's impact force too big.
Therefore, the existing driving device has a complex structure and a high failure rate.
In view of this, it is desirable to provide a novel swing arm driving apparatus having a simple structure and high efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a swing arm drive arrangement for car door closure hem system, it can overcome current gear motor and drive connecting rod structure complicacy, shortcoming with high costs, and this swing arm drive arrangement can not only accomplish the hem swing arm and open and the closed function, still greatly reduced equipment cost, its simple structure, and is reliable, and the commonality is strong.
In order to achieve the above object, the utility model provides a swing arm drive arrangement for car door closure hem system which includes:
a swing arm base fixedly arranged;
the pneumatic cylinder, it with the swing arm base is articulated:
the swing arm is used for flanging and is hinged with a piston rod of the hydraulic cylinder, and the swing arm is also hinged with a swing arm base through a first rotating shaft;
when a piston rod of the hydraulic cylinder moves linearly, the swing arm is driven to swing around the first rotating shaft.
The utility model discloses it is articulated with the swing arm base with the swing arm bottom that the hem was used, and the swing arm back is articulated with the pneumatic cylinder piston, and the pneumatic cylinder is articulated with the swing arm base. In this manner, the swing arm, swing arm base and hydraulic cylinder form a fixed triangular structure.
Through direction and pressure and the velocity of flow of control pneumatic cylinder oil feed, the flexible length of control pneumatic cylinder to change swing arm and base contained angle size, reach the swing arm and open or closed purpose.
Because the driving device in the technical scheme adopts the standard small hydraulic cylinder assembly, the telescopic length of the hydraulic cylinder can be adjusted according to the requirement of the opening and closing position, and the swing arm or the hydraulic cylinder does not need to be replaced.
Further, in the swing arm driving device of the present invention, the hydraulic cylinder is hinged to the swing arm base through a second pivot.
Further, in the swing arm driving device of the present invention, the piston rod of the hydraulic cylinder is hinged to the swing arm through the connecting lug.
Furthermore, be equipped with the third pivot on the connection ear seat, the piston rod is articulated through third pivot and connection ear seat, connection ear seat and swing arm fixed connection.
Further, in the swing arm driving apparatus of the present invention, the hydraulic cylinder is connected to the servo hydraulic control system.
Further, swing arm drive arrangement still include drive controller, its with servo hydraulic control system connects, the servo hydraulic control system of drive controller control to the oil feed direction of control pneumatic cylinder and oil feed velocity of flow or flow, with direction and the displacement volume that the control piston pole stretches out.
Further, swing arm drive arrangement still including the installation base, the swing arm base sets up on the installation base. In addition, the edge folding mechanism is also arranged on the mounting base.
A swing arm drive arrangement for car door closure hem system have following beneficial effect:
firstly, the swing arm and the swing arm base can form a series of standard modules, so that the swing arm driving device is universal for the swing arm driving requirements of various types of automobile door cover flanging system equipment, and has wide applicability.
Secondly, it adopts simple structure to convert linear motion into the swing, has improved mechanical efficiency.
Moreover, the structure is simple, so that the failure rate and the maintenance cost of the equipment are reduced.
Drawings
Fig. 1 is a schematic perspective view of a swing arm driving device for a folding system of a door cover of an automobile according to an embodiment of the present invention.
Fig. 2 shows a closed state of the swing arm driving device for a hemming system of a door cover of an automobile according to an embodiment of the present invention.
Fig. 3 shows an open state of a swing arm driving device for a vehicle door cover folding system according to an embodiment of the present invention.
Fig. 4 is a schematic view of a system architecture of a swing arm driving device for a hemming system of a door cover of an automobile according to an embodiment of the present invention.
Fig. 5 shows the operation of the swing arm driving device for the hemming system of a door cover of an automobile according to an embodiment of the present invention.
Fig. 6 is a control flow chart of the swing arm driving device for the hemming system of the door cover of the vehicle according to an embodiment of the present invention.
Detailed Description
The swing arm driving device for a vehicle door cover folding system according to the present invention will be further explained and illustrated with reference to the drawings and the specific embodiments, however, the explanation and illustration are not meant to be construed as an undue limitation of the technical solution of the present invention.
Fig. 1 is a schematic perspective view of a swing arm driving device for a hemming system of a door cover of an automobile according to an embodiment of the present invention.
Fig. 2 shows a closed state of the swing arm driving device for a hemming system of a door cover of an automobile according to an embodiment of the present invention.
Fig. 3 shows an open state of a swing arm driving device for a vehicle door cover folding system according to an embodiment of the present invention.
As shown in fig. 1 to 3, in the present embodiment, a swing arm driving apparatus for an automotive door cover hemming system includes:
a swing arm base 3 fixedly arranged; the lower end of the hydraulic cylinder 1 is hinged with the swing arm base 3 through a second rotating shaft 5; the lower end of the swing arm 2 for folding the edge is hinged with a swing arm base 3 through a first rotating shaft 4, and the back of the swing arm is hinged with a piston rod of a hydraulic cylinder through a third rotating shaft 6.
In some embodiments, the third shaft 6 is disposed on a connecting ear seat 7, and the connecting ear seat 7 is fixedly connected with the swing arm 2 through a screw and a pin.
In this way, the swing arm 2, the swing arm base 3 and the hydraulic cylinder 1 form a triangular structure. The swing arm driving device utilizes the principle of a planar slide block rocker mechanism to construct a slide block rocker driving structure. The hydraulic cylinder 1 pushes a piston rod of the hydraulic cylinder to slide in a telescopic mode, and the telescopic sliding of the piston rod converts the telescopic sliding of the hydraulic cylinder 1 into the swinging of the swing arm 2 through the sliding block rocker principle.
When the swing arm 2 is closed, the hydraulic cylinder 1 keeps pressure and provides enough supporting force for the swing arm 2.
Fig. 4 is a schematic diagram of a system architecture of a swing arm driving device for a hemming system of a door cover of an automobile according to an embodiment of the present invention.
As shown in fig. 4, in some embodiments, the hydraulic cylinder 1 is connected to a servo hydraulic control system, which is connected to the drive controller 200 to receive a control signal thereof. Swing arm 2 is opening and the closed in-process, through the servo hydraulic system of drive controller 200 control, and then the flow direction and the velocity of flow of the interior hydraulic oil of control pneumatic cylinder realize that swing arm 2 opens and the closed action, the flexible length of control pneumatic cylinder to change swing arm and base contained angle size. In addition, the impact of the swing arm 2 on the swing arm base 3 can be reduced through servo parameter control.
Fig. 5 shows the operation of the swing arm driving device for the hemming system of a door cover of an automobile according to an embodiment of the present invention.
As shown in fig. 5, in an operating state, the swing arm driving device 20 and the edge folding machine 10 of the present invention are commonly disposed on the mounting base 100.
Fig. 6 is a control flow chart of the swing arm driving device for the hemming system of the door cover of the vehicle according to an embodiment of the present invention.
As shown in fig. 6, the swing arm driving apparatus for the hemming system of the door cover of the automobile is operated:
firstly, placing an unfolded part into a flanging machine, and checking whether the part is in place; then the edge folding machine presses the part, the swing arm driving device of the utility model is closed; then performing pre-flanging; then closing and opening the swing arm driving device, and executing final flanging pretreatment; closing the swing arm driving device again, and performing final flanging; then the swing arm driving device is opened again; loosening the folded parts by the folding machine; the robot takes away the hemmed part.
Therefore, the utility model provides a pneumatic cylinder 1 constitutes through second pivot 5 and swing arm base 3 and rotates articulatedly, and pneumatic cylinder 1 constitutes through third pivot 6 and swing arm 2 and rotates articulated structure, has saved parts such as original hem drive arrangement's alternating current gear motor, motor output shaft, buffer block, actuating lever, gangbar and disc spring to retrench the mechanism greatly, reduced manufacturing and maintenance cost.
The utility model discloses can effectively realize the swing arm and open and the closed function, guarantee the stability of hem quality simultaneously.
It should be noted that the prior art in the protection scope of the present invention is not limited to the embodiments given in the present application, and all the prior art which is not contradictory to the solution of the present invention, including but not limited to the prior patent documents, the prior publications, and the like, can be included in the protection scope of the present invention.
In addition, the combination of the features in the present application is not limited to the combination described in the claims of the present application or the combination described in the embodiments, and all the features described in the present application may be freely combined or combined in any manner unless contradictory to each other.
It should also be noted that the above-mentioned embodiments are only specific embodiments of the present invention. It is obvious that the present invention is not limited to the above embodiments, and similar changes or modifications can be directly derived or easily suggested from the disclosure of the present invention by those skilled in the art, and all should fall within the protection scope of the present invention.
Claims (7)
1. A swing arm drive for an automotive door cover hem system, comprising:
a swing arm base fixedly arranged;
the pneumatic cylinder, it with the swing arm base is articulated:
the swing arm is used for flanging and is hinged with a piston rod of the hydraulic cylinder, and the swing arm is also hinged with a swing arm base through a first rotating shaft;
when a piston rod of the hydraulic cylinder moves linearly, the swing arm is driven to swing around the first rotating shaft.
2. The swing arm drive apparatus of claim 1 wherein the hydraulic cylinder is articulated to the swing arm base by a second pivot.
3. The swing arm drive apparatus according to claim 1, wherein the piston rod of said hydraulic cylinder is hinged to said swing arm by means of a connecting lug.
4. The swing arm driving device according to claim 3, wherein the connecting ear seat is provided with a third rotating shaft, the piston rod is hinged with the connecting ear seat through the third rotating shaft, and the connecting ear seat is fixedly connected with the swing arm.
5. The swing arm drive of claim 1 wherein the hydraulic cylinder is connected to a servo hydraulic control system.
6. The swing arm drive apparatus according to claim 5, further comprising a drive controller connected to the servo hydraulic control system, wherein the drive controller controls the servo hydraulic control system to control the oil intake direction and the oil intake flow rate or flow rate of the hydraulic cylinder to control the extension direction and displacement of the piston rod.
7. The swing arm drive apparatus according to claim 1, further comprising a mounting base, wherein the swing arm base is disposed on the mounting base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222181900.3U CN218235669U (en) | 2022-08-18 | 2022-08-18 | Swing arm driving device for automobile door cover edge folding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222181900.3U CN218235669U (en) | 2022-08-18 | 2022-08-18 | Swing arm driving device for automobile door cover edge folding system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218235669U true CN218235669U (en) | 2023-01-06 |
Family
ID=84681278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222181900.3U Active CN218235669U (en) | 2022-08-18 | 2022-08-18 | Swing arm driving device for automobile door cover edge folding system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218235669U (en) |
-
2022
- 2022-08-18 CN CN202222181900.3U patent/CN218235669U/en active Active
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