WO2018145439A1

WO2018145439A1 - Automobile interior sealing strip automatic punching device

Info

Publication number: WO2018145439A1
Application number: PCT/CN2017/098986
Authority: WO
Inventors: 于文硕
Original assignee: 广州敏惠汽车零部件有限公司
Priority date: 2017-02-07
Filing date: 2017-08-25
Publication date: 2018-08-16
Also published as: CN206551120U

Abstract

An automobile interior sealing strip automatic punching device, comprising a conveyor (1), a punch press (3) and a robot. The conveyor (1) comprises a conveying base (10), a conveying motor, a main conveying wheel, an auxiliary conveying wheel and a circulating conveying belt, the circulating conveying belt being provided with a plurality of sealing strip placement clamping positions. The punch press (3) is provided with a punching die (30), the punching die (30) is provided with a first punching hole, a second punching hole, a third punching hole and a fourth punching hole, and a position sensor is provided within each of the first punching hole, the second punching hole, the third punching hole and the fourth punching hole. The robot comprises a base (2), a first rotary base (20), a first axis arm (21) and a second axis arm (22), the end of the second axis arm (22) being mounted with a gripping claw which rotates 360°. The present structure only requires a worker to manually feed the conveyor, thereby decreasing worker labour intensity, and only one worker is required to complete the two processes of feeding the conveyor and inspecting punched sealing strips for quality.

Description

Automatic punching device for automobile inner sealing strip

Technical field

The invention relates to an automatic punching and cutting device in the research field of automobile spare parts production, in particular to an automatic punching device for an inner sealing strip of an automobile.

Background technique

After the car interior sealing strip is formed by extrusion, the end of the sealing strip needs to be punched and formed, and the punching forming needs to be punched four times, and the sealing strip needs to be rotated by a certain angle before each punching. In the prior art, the operator presses the punch start button to start the punching machine, removes the semi-finished product of the inner sealing strip of the automobile from the trolley, inserts into the punching die, and the product touches the inductor in the mold, and transmits the punching signal to the punching machine. Pressing the press to close the die-cutting die, the product is punched and cut to achieve the required size of the product, the product is taken out, and the next punching cut of the die-cutting die is placed, and the above action is repeated until the final punching After the cutting process is completed, the punched products are placed in the product, and transferred to another operator for inspection and packaging, and the punching process of the automobile inner sealing strip is completed.

The prior art has the following disadvantages:

First, when the operator performs the punching operation, a large number of hand-held products are required to repeatedly perform the punching action, and the product has a high beat and a high work intensity.

Second, the operator does not match the beats of the punching process and the inspection process, and the punching process has a low beat, and as time passes, the punching process beats slightly, and the beat mismatch results in low production efficiency.

Third, the operator has a safety hazard by manually operating the punching machine and punching the die during the punching operation.

Summary of the invention

The object of the present invention is to provide an automatic punching device for an inner sealing strip of an automobile, which requires only one operator to complete two processes of feeding the conveyor and checking the sealing strip after the punching, and the position sensor can make The punching position is more precise, the punching quality is more stable, and the safety of the operator is improved.

The solution to solve the technical problem of the present invention is: an automatic punching device for an inner sealing strip of an automobile, comprising a conveyor, a punching machine and a robot between the conveyor and the punching machine, the conveyor comprising a conveying seat and a conveying motor a main conveying wheel, a auxiliary conveying wheel, and an endless conveying belt wound on the main conveying wheel and the auxiliary conveying wheel, wherein the circulating conveying belt is arranged with a plurality of sealing strips for placing the card position, and the punching bed is provided with a punching die, The punching die is disposed with a first punching slit, a second punching slit, a third punching slit and a fourth punching slit, wherein the first punching slit, the second punching slit, the third punching slit and the fourth punching slit A position sensor is disposed, the robot includes a base, a first rotating base mounted on the base, a first axle arm hinged on the rotating base, and a second axle arm hinged on the first axle arm. A gripping claw that rotates 360° is attached to the end of the second shaft arm.

As a further improvement of the above technical solution, the main conveying wheel comprises three main gears, and the three main gears are mounted on the conveying end of the conveying motor through the main rotating shaft, the auxiliary conveying wheel comprises three auxiliary gears, three The auxiliary gear is hinged on the transport base by a secondary rotating shaft, the circulating conveyor belt includes three transport racks, each of which is wound on a corresponding main gear and a sub-gear, each of the transport racks arranged There are a plurality of V-shaped blocks, each of which is provided with a V-shaped groove, and three V-shaped blocks distributed along the axis of the main rotating shaft constitute a sealing strip for placing the card.

As a further improvement of the above technical solution, the end of the second axle arm is mounted on a second rotating seat that can rotate 360°, and the second rotating seat is mounted with a clamping cylinder, and the clamping claw is mounted on the clamping The operating end of the cylinder.

As a further improvement of the above technical solution, the upper end surface of the transport base crosses the limited gantry, the limit gantry is arranged with a limit cylinder, and the working end of the limit cylinder is arranged with an L-shaped limit The limiting end of the limiting plate divides the endless conveyor belt into a waiting area and a to-be-catched area, and the to-be-clamped area accommodates at most two sealing strips to place the card position.

As a further improvement of the above technical solution, the limiting plate comprises a first plate connected to the limiting cylinder, a second plate dividing the circulating conveyor belt into a waiting area and a region to be gripped, and a first plate for connecting the first plate and the The third plate of the second plate, the first plate and the third plate are vertically distributed, and the third plate and the first plate are at an angle.

The invention has the beneficial effects that the invention realizes the automatic punching of the sealing strip by the conveyor, the robot and the punching machine, and only requires the operator to manually feed the conveying machine, thereby reducing the labor intensity of the operator, and only one operator is needed. It can complete two processes of feeding the conveyor and checking the seal after the punching. The position sensor can make the punching position more precise, the punching quality is more stable, and improve the safety of the operator.

DRAWINGS

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is apparent that the described drawings are only a part of the embodiments of the present invention, and not all of the embodiments, and those skilled in the art can obtain other designs and drawings according to the drawings without any creative work.

Figure 1 is a schematic view of the structure of the present invention;

Figure 2 is a schematic view showing the structure of a conveyor in the present invention.

detailed description

The concept, the specific structure and the technical effects of the present invention will be clearly and completely described in conjunction with the embodiments and the accompanying drawings. It is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments, based on the embodiments of the present invention, other embodiments obtained by those skilled in the art without creative efforts belong to The scope of protection of the present invention. In addition, all the coupling/joining relationships mentioned in the text are not directly connected to the components, but rather may constitute a better coupling structure by adding or reducing the coupling accessories according to the specific implementation.

1 to 2, an automatic punching device for an automobile interior sealing strip includes a conveyor 1, a punching machine 3, and a robot between the conveyor 1 and the punching machine 3, the conveyor 1 including a conveyor base 10, a conveying motor, a main conveying wheel, a auxiliary conveying wheel, and an endless conveying belt wound on the main conveying wheel and the auxiliary conveying wheel, wherein the circulating conveying belt is provided with a plurality of sealing strips for placing the card position, and the punching machine 3 is arranged with a punch Cutting the mold 30, wherein the punching die 30 is provided with a first punching slit, a second punching slit, a third punching slit and a fourth punching slit, the first punching slit, the second punching slit, the third punching slit, and A position sensor is disposed in the fourth punching slit, the robot includes a base 2, a first rotating base 20 mounted on the base 2, a first axle arm 21 hinged on the rotating base, and a hinged on the first shaft A second shaft arm 22 on the arm 21 is mounted on the end of the second shaft arm 22 with a clamping claw that rotates 360°. Of course, the present invention also includes a PLC controller for controlling the operation of the punch 3, the robot, and the conveyor 1. The position sensor is a photoelectric sensor. The punching die 30 in Fig. 1 is a schematic view in which the sealing strips are placed on the first punching slit, the second punching slit, the third punching slit, and the fourth punching slit, respectively.

Using the PLC controller to control the robot to grab the workpiece, the accuracy is greatly improved, reducing the labor intensity. In addition, the present invention realizes that the robot replaces the manual processing of high-risk operations, and at the same time, the position sensing is provided to effectively ensure the safety of the operating staff. The combination of processes can be achieved, reducing labor and equipment investment. Finally, the entire automatic automobile inner seal strip blanking device is assembled by standard parts, and the spare parts are easily replaced, which also provides convenience for equipment upgrade and universal modification, and is advantageous for cost control.

Further as a preferred embodiment, the main conveying wheel comprises three main gears, and the three main gears are mounted on the conveying end of the conveying motor through the main rotating shaft 14, the auxiliary conveying wheel comprises three auxiliary gears 12, three The sub-gear 12 is hinged to the carriage 10 via a secondary shaft 11 which includes three conveyor racks 18, each of which is wound around a corresponding main gear and pinion 12, each The conveying rack 18 is provided with a plurality of V-shaped blocks 13, each of which is provided with a V-shaped groove, and three V-shaped blocks 13 distributed along the axis of the main rotating shaft 14 form a seal. The strip placement card, i.e., the V-shaped block 13 located at the same position on the three transport racks 18, constitutes a seal strip for the card position.

Further, as a preferred embodiment, the end of the second axle arm 22 is mounted on a second rotating base 23 that can rotate 360°, and the second rotating base 23 is mounted with a clamping cylinder, and the clamping claw is mounted on Clamp the action end of the cylinder.

Further, as a preferred embodiment, the upper end surface of the transport base 10 crosses the limited gantry 15 , and the limit gantry 15 is disposed with a limit cylinder 16 , and the working end of the limit cylinder 16 is disposed with L The limiting plate 17 defines a limiting end of the limiting plate 17 to divide the endless conveyor belt into a waiting area and a region to be gripped, and the to-be-clamped area accommodates at most two sealing strips to place the card position. Of course, a limit sensor is also mounted on the transport base 10 or the limit gantry 15.

Further as a preferred embodiment, the limiting plate 17 includes a first plate connected to the limiting cylinder, a second plate separating the endless conveyor belt into a waiting area and a region to be gripped, and a first plate for connecting the first plate and the a third plate of the second plate, the first plate and the third plate are vertically distributed, and the third plate and the first plate are at an angle. Preferably, the angle between the third plate and the first plate is 30° or 45 degrees. The limiting plate 17 is driven by the limiting cylinder 16, and after the second plate is vertically inserted above the endless conveyor belt, the space above the circulating conveyor belt is divided into a waiting area and a region to be gripped.

The following is the workflow of the present invention:

The operator first installs the semi-finished product of the inner seal of the automobile on the conveyor 1, and then confirms whether the PLC controller is normal. Pressing the start button, the semi-finished product of the inner seal of the automobile will be transported along the conveyor 1, when the limit in the conveyor 1 is limited. The sensor senses that the first product stops after reaching the area to be gripped. At this time, the robot receives the signal, grips the semi-finished product from the conveyor 1, adjusts the direction of the semi-finished product to move to the vicinity of the punching machine 3, and then inserts along the set path. In the cavity of the die-cutting mold 30, when the semi-finished product is inserted into the touch position sensor, the punching machine 3 executes a punching command. After the punching is completed, the robot pulls out the semi-finished product from the punching die 30 and rotates the semi-finished product by a certain angle. Move to the next station, and then cycle until the semi-finished product is finished. After the punching is completed, the robot grabs the semi-finished product and moves it to the inspection table and puts down the semi-finished product. The operator performs the inspection work and the whole process is completed.

The above is a detailed description of the preferred embodiments of the present invention, but the invention is not limited to the embodiments, and various modifications and substitutions can be made by those skilled in the art without departing from the spirit of the invention. Such equivalent modifications or alternatives are intended to be included within the scope of the claims.

Claims

The utility model relates to an automatic punching device for an inner sealing strip of an automobile, which comprises: a conveyor, a punching machine and a robot between the conveyor and the punching machine, the conveyor comprises a conveying seat, a conveying motor, a main conveying wheel and a sub conveying a wheel and an endless conveyor belt wound on the main conveying wheel and the auxiliary conveying wheel, wherein the circulating conveyor belt is provided with a plurality of sealing strips for placing the card positions, and the punching bed is arranged with a punching die, and the punching die is arranged on the punching die a first punching slit, a second punching slit, a third punching slit and a fourth punching slit, wherein the first punching slit, the second punching slit, the third punching slit and the fourth punching slit are arranged with a position sensor, The robot includes a base, a first rotating base mounted on the base, a first axle arm hinged to the rotating base, and a second axle arm hinged to the first axle arm, the end of the second axle arm A clamping claw that rotates 360° is mounted thereon.
The automatic punching device for an interior sealing strip for an automobile according to claim 1, wherein said main conveying wheel comprises three main gears, and said three main gears are mounted on a conveying end of the conveying motor through a main rotating shaft. The auxiliary conveying wheel comprises three auxiliary gears, and the three auxiliary gears are hinged on the conveying base by a secondary rotating shaft, the circulating conveying belt comprises three conveying racks, and each of the conveying racks is wound around the corresponding main On the gear and the auxiliary gear, each of the conveying racks is arranged with a plurality of V-shaped blocks, each of which is arranged with a V-shaped groove, and three V-shaped blocks distributed along the axis of the main rotating shaft are formed. A sealing strip places the card.
The automatic punching device for a vehicle interior weather strip according to claim 1, wherein the end of the second shaft arm is mounted on a second rotating seat that can rotate 360°, and the second rotating seat is mounted on the second rotating base. There is a clamping cylinder which is mounted on the action end of the clamping cylinder.
The automatic punching device for a vehicle interior sealing strip according to any one of claims 1 to 3, wherein the upper end surface of the conveying seat is transversely limited to a gantry frame, and the limiting gantry frame is limitedly arranged. An L-shaped limiting plate is arranged on the working end of the limiting cylinder, and the limiting end of the limiting plate divides the circulating conveyor belt into a waiting area and a to-be-clamped area, the to-be-clamped area Up to two seals can be placed inside to place the card.
The automatic punching device for an interior sealing strip of an automobile according to claim 4, wherein the limiting plate comprises a first plate connected to the limiting cylinder, and the circulating conveyor belt is divided into a waiting area and to be clamped. a second plate of the zone and a third plate for joining the first plate and the second plate, the first plate and the third plate being vertically distributed, the third plate and the first plate being at an angle.