CN203227760U - Rocker arm type conveying mechanism platform and edge covering device with same - Google Patents

Abstract

The utility model discloses a rocker arm type conveying mechanism platform and an edge covering device with the same. The rocker arm type conveying mechanism platform comprises a support frame, a bearing table hinged to the top of the support frame and a driving cylinder connected between the support frame and the bearing table to be used for driving the bearing table to be overturned. The utility model further discloses the edge covering device with the rocker arm type conveying mechanism platform. The utility model further discloses the edge covering device with the rocker arm type conveying mechanism platform. The rocker arm type conveying mechanism platform is simple in integral structure, can be used for material conveying of various vehicle model edge covering devices, is high in universality and greatly reduces labor intensity of operators in the using process. In the using process, the edge covering device with the rocker arm type conveying mechanism platform is high in automation degree, conveying efficiency and practicality. According to the edge covering device with the rocker arm type conveying mechanism platform, a main control programmable logic controller (PLC) is adopted, automated control can be achieved, operation difficult is reduced for workers, and conveying precision is improved.

Description

Platform of rocker-arm conveying mechanism and hemming device with the platform

technical field

The utility model relates to an auxiliary tool for automobile assembly, in particular to a platform of a rocker-arm type conveying mechanism and a wrapping device with the platform.

Background technique

The automobile hemming machine is mainly used for the hemming operation of auto parts. For example, the patent document whose publication number is CN102133591A discloses a new type of fully automatic hemming machine, including a frame, a bottom mold, a feeding and discharging mechanism, a positioning mechanism and a hemming mechanism. The material feeding and discharging mechanism includes a material pulling mechanism and a loading rack arranged on the front side of the bottom mold of the edge wrapping machine. The material pulling mechanism includes a bar-shaped frame body connected to a driving mechanism. Roller, the front roller is provided with a stay rope, the rear end of the stay rope is connected with a tensioning mechanism, the front end of the stay rope is connected with a positioning pull rod, and the positioning pull rod is movably connected with a positioning frame arranged at the front end of the frame body. The front end of the positioning rod is provided with a recovery mechanism, the frame body and the frame are slidably connected, and an adjustable limit mechanism is provided on the frame, and a limit corresponding to the limit mechanism is fixed on the pull rope. piece. The above-mentioned hemming machine has the characteristics of high degree of automation, automatic feeding and discharging operation, high efficiency and convenient operation.

However, the component conveying mechanisms used in the automobile welding production line are all non-movable workbenches, especially the conveyors on the hemming machines for the door covers of the welding production lines. Some hemming machines are relatively high, so the conveying mechanism must also be The height is relatively high, the parts come out of the hemming machine and arrive on the conveyor, and the employees get off the stage from the conveyor. The conveyor is relatively high, and it is not easy for employees to operate. For example, it is very hard to lift a car sky door cover from the conveyor, and the labor load is very large, which brings great inconvenience to the staff.

In order to reduce the labor intensity of operators, some welding lines currently use conveying mechanisms with conveying platforms. These conveying mechanisms are mainly used at the front and rear ends of the hemming machine to transport parts into and out of the hemming machine. In the past, the mechanisms were separate What is used, that is, one part needs to use one conveying system, and there must be a separate platform. If there are several models in a workshop for mixed production, the conveying mechanism of the door cover will take up a lot of space, wasting space. The utilization rate is not high, and it is very troublesome when replacing the conveying mechanism. It is very troublesome and unsafe to connect the signal line and power line to the hemming mold every time.

Utility model content

The utility model provides a rocker-arm type conveying mechanism platform, which can be used for material conveying in edge wrapping devices of various car models, greatly reduces the labor intensity of operators, improves conveying efficiency, and is convenient for installation and low in production cost.

A rocker-type conveying mechanism platform, comprising:

supporting frame;

a receiving platform hinged on the top of the support frame;

A drive cylinder connected between the supporting frame and the receiving platform to drive the receiving platform to turn over.

The angle of the receiving table can be reversed by using the driving cylinder, so that the operator can carry the auto parts at a lower position, which reduces the difficulty of unloading and the handling intensity of the operator. Drive cylinder also can adopt other driving mechanism to replace, utilizes also can adopt oil cylinder etc., all is protection domain of the present utility model.

In order to facilitate the installation of the driving cylinder, as a preference, a first mounting base can be set on the support frame, the cylinder body of the driving cylinder is hinged on the top surface of the first mounting base, and graphite bearings can be used between the two to reduce the wear in between. The first mounting seat can adopt various structures, for example, it can be composed of two parallel mounting plates with hinge holes, or only a single mounting plate with hinge holes.

Also to facilitate the connection between the supporting platform and the piston rod of the driving cylinder, preferably, a second mounting seat may be provided on the bottom surface of the receiving platform, and the piston rod of the driving cylinder is hinged on the bottom surface of the second mounting seat. The second mounting base may adopt the same or similar structure as that of the first mounting base.

A variety of structures can be selected for the support frame. For the convenience of processing and production, as a preference, the support frame includes a base, two columns extending upward from one side of the base, and two columns extending upward from the other side of the base. One installation column, the height of the two columns is greater than the height of the two installation columns, and one end of the receiving platform is hinged on the top of the two columns. The support frame can generally choose a frame structure to enhance the support strength of the support frame. In order to further increase the connection strength between the base and the two uprights, as a further preference, a cable-stayed beam is provided between the base and the two uprights.

In order to reduce the impact of the platform action on the parts, reduce the impact force on the base after the receiving platform is lowered in place, and reduce the wear between the receiving platform and the base, as a preference, the tops of the two mounting columns are equipped with a connecting platform. The opposite end of the buffer block. The buffer block is generally elastic material, for example, a rubber buffer block can be used. The number of buffer blocks can generally be determined according to actual needs, generally 2-3 blocks. Preferably, the buffer blocks at the tops of the two installation columns are set at the same height.

In order to increase the contact area between the top surface of the buffer block and the receiving platform and increase the stability of the receiving platform, the included angle between the top surface of the buffer block and the axis of the corresponding mounting column is 15-45°. The specific inclination of the inclined surface can be determined according to the actual use occasion, and is generally consistent with the turning angle of the receiving platform.

In order to reduce wear between the receiving platform and the column during long-term use, preferably, the receiving platform and the top of the column are hinged through a matching rotating shaft and a rolling bearing. The selection of hinged shafts and rolling bearings also further reduces the friction between the receiving platform and the column, reduces energy consumption, and improves the service life of the platform of the rocker-arm conveying mechanism; the rolling bearings can use high wear resistance Graphite bearings. In order to reduce wear, the rotating parts involved in the utility model can be fixed by the cooperation of the rotating shaft and the rolling bearing, and wear-resistant gaskets can be added according to actual needs.

The utility model also provides a hemming device with a rocker-type conveying mechanism platform, which comprises a hemming mechanism and a conveying mechanism platform located at the output end of the hemming mechanism, wherein the conveying mechanism platform is the above-mentioned The rocker-arm type conveying mechanism platform described in any technical solution.

In order to facilitate the realization of industrial control, as a preference, the hemming device is provided with a sensor for collecting material arrival information and a main control PLC for collecting the sensor signal, and the driving signal of the driving cylinder comes from the main control PLC.

Compared with the prior art, the beneficial effects of the utility model are reflected in:

(1) The rocker-arm type conveying mechanism platform of the utility model has a simple overall structure and can be used for material conveying of various vehicle types of hemming devices. It has strong versatility and greatly reduces the labor intensity of operators during use. During the use of the hemming device with the platform of the rocker-arm type conveying mechanism, the utility model has high degree of automation, high conveying efficiency and strong practicability.

(2) The rocker arm type conveying mechanism platform of the utility model has good motion performance, and ball bearings can be used for the moving parts. Such bearings move flexibly, and the resistance brought by the driving cylinder is small, and the service life is long, and the cost is low and the price is cheap .

(3) The hemming device with a rocker-type conveying mechanism platform of the utility model adopts the main control PLC, which can realize automatic control, reduce the difficulty of operation by employees, and improve the conveying accuracy.

(4) Utilizing the cushioning effect of the buffer block, after the receiving platform is in place, the impact of the platform action on the parts can be reduced, and quality problems of the parts can be avoided.

(5) The connecting platform and the support frame are connected with each other by the rotating shaft and the rolling bearing, which is convenient for future maintenance. A graphite copper sleeve is added at the position where the drive cylinder and the rocker arm are connected to reduce the wear and tear on large parts, reduce the frequency of replacement, and improve the equipment. Applicable life, reduce cost waste.

Description of drawings

Fig. 1 is a structural schematic diagram of the platform of the rocker-arm type conveying mechanism of the present invention.

Detailed ways

Example 1

As shown in Figure 1, a rocker-arm type conveying mechanism platform includes: a supporting frame 1, a receiving platform 2 hinged on the top of the supporting frame 1, and a platform connected between the supporting frame 1 and the receiving platform 2 to drive the receiving platform to turn over Drive cylinder 3.

The support frame 1 is a frame structure, including a base 6 . Two corners on one side of the base 6 are provided with two uprights 7 extending vertically upwards, and two corners on the other side are provided with two mounting posts 12 extending vertically upwards. The height of the column 7 is greater than that of the mounting column 12 . The heights of the two columns 7 are equal, and the top ends are hinged to the receiving platform 2 through rotating shafts and rolling bearings. The heights of the two mounting columns 12 are equal, and the top ends are respectively threaded with a buffer block 9 that matches the bottom surface of the receiving platform 2. The buffer block 9 is a rubber block, and the top surface of the buffer block is a slope of 15-45°. In this embodiment, it is 30°. The top surface of the support frame 1 is fixed with a first mount 4 with a hinge hole, and the bottom end of the cylinder body of the driving cylinder 3 is fixed with a hinge shaft, and the hinge shaft passes through the hinge hole of the first mount 4 and is hinged on the first mount 4 top surface.

The receiving platform 2 is a frame structure, the bottom surface of one side of the receiving platform 2 is hinged through the matching rotating shaft 10 and the rolling bearing, the bottom surface of the middle part is provided with a second mounting seat 5 with hinged holes, and the top of the piston rod of the driving cylinder 3 is fixed with a hinged shaft. The hinge shaft passes through the hinge hole of the second mounting base 5 and is hinged on the bottom surface of the second mounting base 5, and a graphite bearing is arranged between the hinge hole and the hinge shaft.

The platform of the rocker-type conveying mechanism in this embodiment can have reserved holes on the platform according to the shape of the parts, which is convenient for installation with various types of conveying mechanisms. The platform is very versatile, and all The parts conveyor is made into a fixed pattern, and when it is replaced, it is only necessary to place the conveyor directly on the mechanism platform. It is easy to install without debugging, and it is ready to use, which is convenient and simple.

Example 2

A hemming device with a rocker-arm type conveying mechanism platform, comprising a hemming mechanism, a sensor, a master control PLC, and a conveying mechanism platform positioned at the output end of the hemming mechanism, the conveying mechanism platform being the rocker-arm type improved in embodiment 1 Conveyor platform. The sensor is used to collect information on the arrival of materials, generally using a contact switch, and sends the signal to the main control PLC. The main control PLC collects the sensor signal and sends a control signal to drive the cylinder 3. The drive signal to drive the cylinder 3 comes from the main control PLC. .

In the actual operation process, when the finished parts are in place, they will touch the contact switch. At this time, the contact switch will send a signal to the main control PLC of the hemming device, and then the main control PLC will output a signal to the solenoid that drives the cylinder 3. valve, so that the lifting of the driving cylinder is realized. When the receiving platform 2 is lowered in place, the angle becomes 30 degrees with the ground, the operating height is much lower, and the operation of the staff is much more convenient.

Claims (10)

1. a rocker-arm conveying mechanism platform is characterized in that, comprising:

Support frame (1);

What be hinged on described support frame (1) top accepts platform (2);

Be connected described support frame (1) and accept the driving cylinder (3) of accepting the platform upset between the platform (2) in order to driving.

2. according to the described rocker-arm conveying mechanism of claim 1 platform, it is characterized in that described support frame (1) is provided with first mount pad (4), the cylinder body of described driving cylinder (3) is hinged on first mount pad (4) end face.

3. according to the described rocker-arm conveying mechanism of claim 1 platform, it is characterized in that described platform (2) bottom surface of accepting is provided with second mount pad (5), the piston rod of described driving cylinder (3) is hinged on the bottom surface of second mount pad (5).

4. according to the described rocker-arm conveying mechanism of claim 1 platform, it is characterized in that, described support frame (1) comprises base (6), by upwardly extending two columns of a side of described base (6) (7), by upwardly extending two erection columns of the opposite side of described base (6) (12), the height of described two columns (7) is greater than the height of described two erection columns (12), and a described end of accepting platform (2) is hinged on the top of described two columns (7).

5. according to the described rocker-arm conveying mechanism of claim 4 platform, it is characterized in that the top of described two erection columns (12) is equipped with the buffer stopper (9) relative with the other end of accepting platform (2).

6. according to the described rocker-arm conveying mechanism of claim 5 platform, it is characterized in that the contour setting of buffer stopper (9) on the top of described two erection columns (12).

7. according to the described rocker-arm conveying mechanism of claim 6 platform, it is characterized in that the end face of described buffer stopper (9) is 15-45 ° with the angle of the axis of corresponding erection column (12).

8. according to the described rocker-arm conveying mechanism of claim 4 platform, it is characterized in that described to accept platform (2) hinged by the rotating shaft (10) and the rolling bearing that match with the top of column (7).

9. Wrapping apparatus that has rocker-arm conveying mechanism platform, the conveying mechanism platform that comprises edge covering mechanism and be positioned at the edge covering mechanism output, it is characterized in that described conveying mechanism platform is each described rocker-arm conveying mechanism platform of claim 1-8.

10. according to the described Wrapping apparatus that has rocker-arm conveying mechanism platform of claim 9, it is characterized in that, also be provided with for gathering material put in place the sensor of information and the main control PLC of gathering this sensor signal, the driving signal of described driving cylinder (3) is from described main control PLC.

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