CN103042128A - Automatic hot stamping feeding device - Google Patents

Abstract

The invention relates to the field of automatic feeding devices, in particular to an automatic feeding manipulator used in a hot stamping process, which is used for automatic loading and unloading of bearing outer ring extrusion process. It includes the following components: aluminum alloy frame as the base; electrical control system; loading station, extrusion station, secondary extrusion station and unloading station arranged according to the moving direction of the workpiece; The feeding mechanism that controls the front and back, up and down movement of the workpiece at the extrusion station and the extrusion station; the unloading mechanism that controls the front and back, up and down movement of the workpiece at the unloading station and the secondary extrusion station; The horizontal sliding table of the secondary extrusion station controls the left and right movement of the workpiece; the pneumatic finger for grabbing the workpiece. The invention is connected with the automatic feeding device through the PLC control system to realize automatic feeding, translation and unloading of the workpiece; it can fully realize fully automatic production, save labor and production costs on the basis of ensuring safety and reliability, and improve production. efficiency.

Description

A hot stamping automatic feeding device

Technical field

The invention relates to the field of automatic feeding devices, in particular to an automatic feeding manipulator used in a hot stamping process. It is mainly used for automatic feeding of bearing outer ring extrusion process.

Background technique

The extrusion process of bearing outer ring includes: extrusion process and secondary extrusion process, that is: extruding the fired bar into a round cake shape, and then extruding the round cake shape workpiece again into a structure with blind holes. The two extrusions are completed by one punching machine. Since the two extrusions include feeding, discharging, and workpiece movement, the process of material handling is very complicated. In addition, the temperature of the stamped workpiece is 1100 ° C, which is difficult for conventional robots to realize. . For a long time, it can only be done manually, and there are problems such as low processing efficiency, high labor cost, and high labor intensity, and the harsh high-temperature working environment is very harmful to people. For this reason, the inventor has designed an automatic feeding device used in the bearing outer ring extrusion process to reduce labor and labor intensity and improve stamping efficiency. The automatic feeding device involved in the present invention includes a feeding manipulator for sending high-temperature bar material to a punching machine, and a feeding manipulator for moving a round cake-shaped blank to a secondary punching platform and placing a structure with a blind hole on a conveyor belt.

Contents of the invention

The technical purpose of the present invention is to overcome the problems in the prior art, and provide an automatic feeding device that replaces labor and improves production efficiency. The device integrates feeding, workpiece translation and unloading, can realize automatic production, and can adapt to harsh high-temperature environments.

In order to realize the purpose of the present invention, the technical solution adopted in the present invention is: automatic feeding device for hot stamping. It is characterized in that it includes the following components: an aluminum alloy frame as a base; an electrical control system; a loading station, an extrusion station, a secondary extrusion station and a blanking station arranged in accordance with the moving direction of the workpiece; The feeding mechanism that controls the front and back, up and down movement of the workpiece at the feeding station and the extrusion station; the unloading mechanism that controls the front and back, up and down movement of the workpiece at the unloading station and the secondary extrusion station; The horizontal sliding table for controlling the left and right movement of the workpiece in the pressing station and the secondary extrusion station; the pneumatic finger for grabbing the workpiece.

In the aforementioned automatic feeding device for hot stamping, the base adopts an aluminum profile frame composite structure, which is convenient for disassembly and adjustment of the position of the manipulator, so as to adapt to the transportation of workpieces of different specifications.

The aforementioned automatic feeding device for hot stamping is equipped with a heat-insulating material box for transporting high-temperature workpieces and a material box for detecting whether the material box is in place, whether there is a shortage of material, or whether there is a material drop in the loading station and the unloading station. detection device.

The aforementioned hot stamping automatic feeding device is equipped with a punch position detection device and an alarm system of the punch at the extrusion station, and the position detection device and the alarm device are both connected to the electrical control system.

In the aforementioned automatic feeding device for hot stamping, the feeding mechanism and the unloading mechanism both include telescopic guide rails for the workpiece to move back and forth and vertical guide rails for the workpiece to move up and down, and are respectively connected to the cylinder.

In the aforementioned automatic feeding device for hot stamping, the horizontal slide table includes a moving platform, a horizontal guide rail and a cylinder that drives the platform to move horizontally.

The invention is connected with the automatic feeding device through the PLC control system to realize automatic feeding, translation and unloading of the workpiece; the grasping and placing of the workpiece is realized through pneumatic fingers; the unique frame-type base structure facilitates the adjustment of the position of the feeding device during installation, and It is suitable for conveying workpieces of different specifications. Detecting the position of the material box, lack of material, and material drop through the heat-insulated material box and the detection device ensure the reliability of the system operation; the position detection device and the alarm system of the punch punch ensure the safety of the system operation. In summary, the present invention can fully realize fully automated production, save labor and production costs, and improve production efficiency on the basis of ensuring safety and reliability.

Description of drawings

Fig. 1 is a system structure diagram of the present invention;

Fig. 2 is a feeding mechanism figure of the present invention;

Fig. 3 is a magazine assembly diagram of the present invention;

Fig. 4 is a schematic circuit diagram of the present invention.

The numbers in Figure 1 are: 1. Conveyor, 2. Position detection device for material box assembly, 3. Horizontal slide table assembly, 4. Telescopic cylinder for blanking, 5. Rack, 6. Telescopic guide rail assembly for blanking, 7. Telescopic guide rail assembly for loading , 8 loading telescopic cylinders, 9 loading vertical cylinder components, 10 unloading vertical cylinder components, 11 unloading manipulators, 12 loading manipulators, 13 material box components;

The numbers in Fig. 2 are respectively: 14 material box assembly guide chain, 15. heat insulation block, 16 material box, 17 fixed bracket, 18 material box bracket, 19 limit switch, 20 connecting bracket;

The numbers in Fig. 3 are respectively: 21 feeding vertical cylinder block, 22 feeding vertical cylinder guide rail, 23 feeding vertical cylinder piston, 24 finger connecting plate, 25 finger fixing connecting plate, 26. Pneumatic gripper, 27 gripper , 28 workpieces, 29 guide sliders;

Detailed ways

In order to make the technical solutions, technical features, objectives and functions realized by the present invention easy to understand, the present invention will be further described below in conjunction with specific embodiments.

Fig. 1 is the system structural diagram of the present invention, and hot stamping automatic feeding device is characterized in that comprising following parts: the aluminum alloy frame 5 as base; Station, secondary extrusion station and unloading station; the feeding mechanism that is located at the feeding station and the extrusion station to control the front and rear, up and down movement of the workpiece is manifested as a feeding telescopic guide rail assembly 7, and the feeding telescopic Cylinder 8, feeding vertical cylinder assembly 9; the unloading mechanism that controls the front and back, up and down movement of the workpiece, which is located at the unloading station and the secondary extrusion station, is represented by the unloading telescopic cylinder 4, the unloading telescopic guide rail assembly 6, The vertical cylinder assembly 10 for unloading; the horizontal slide table arranged at the extrusion station and the secondary extrusion station to control the left and right movement of the workpiece, which is shown as a horizontal slide table assembly 3; the pneumatic manipulator for grabbing the workpiece is located at the loading station Shown as a feeding manipulator 12, and at the unloading station as a unloading manipulator 11. The loading mechanism, unloading mechanism and pneumatic manipulator are all equipped with limit devices, and the clamping, up and down, front and rear and left and right movements are controlled by cylinders, solenoid valves and air sources. The loading station and the unloading station are respectively equipped with a heat-insulating material box for transporting high-temperature workpieces and a detection device for detecting whether the material box assembly 13 is in place, whether there is a shortage of material, or a material drop, which is represented by the material box assembly 13, the material box The component position detection device 2, the position detection device is connected with the electrical control system.

The following describes the working process of the present invention according to Fig. 1-Fig. 4 .

Conveying of materials: Control the pulse and direction of the stepper motor installed on the conveyor 1 through the control system, and drive the material box assembly 13 on the conveyor 1 to reciprocate. The two ends of the conveyor are equipped with limit devices for the material box assembly. After the hot bar material to be stamped is placed in the material box, the conveyor 1 runs forward, the material box bracket 18 touches the limit switch 19, the limit switch 19 sends a signal to the CPU of the control system, and the CPU sends a stepping motor stop command , the conveyor stops running, waiting for the loading manipulator 12 to grab the workpiece 28 . After the feeding manipulator 12 grabs the workpiece 28, the stepper motor installed on the conveyor 1 reverses, the conveyor 1 runs backwards, and the material box assembly 13 runs to the other end of the conveyor 1, waiting for the hot bar to be stamped .

Feeding process:

After the infrared photoelectric switch on the position detection device 2 detects the workpiece in the material box, the signal is transmitted to the CPU of the control system, and the CPU issues an instruction, the vertical cylinder assembly 9 for feeding material descends, and after the material loading manipulator 12 clamps the workpiece, the material is loaded The telescopic cylinder 8 drives the feeding telescopic guide rail assembly 7 to stretch forward, and at the same time, the feeding vertical cylinder assembly 9 rises to send the workpiece 28 to the working platform of the extrusion station. The feeding manipulator 12 releases the workpiece, and the punch of the punch press moves down, The high-temperature bar is extruded into a round cake. At the same time, the feeding telescopic cylinder 8 drives the feeding telescopic guide rail assembly 7 to shrink back to the initial position.

The workpiece moves horizontally: the horizontal sliding table assembly 3 drives the blanking telescopic guide rail assembly 6, the blanking vertical cylinder assembly 10, the blanking manipulator 11 moves from the secondary extrusion station to the extrusion station, and at the same time the blanking telescopic cylinder 4 stretches forward, The blanking manipulator 11 clamps the round cake-shaped workpiece; then, the horizontal sliding table assembly 3 drives the blanking telescopic guide rail assembly 6, the blanking vertical cylinder assembly 10, and the blanking manipulator 11 moves back from the extrusion station to the secondary extrusion station, The blanking vertical cylinder assembly 10 descends, the blanking manipulator 11 unclamps the round cake-shaped workpiece, and the blanking telescopic cylinder 4 drives the blanking telescopic guide rail assembly 6 to recover. The punch rod of the punching machine moves down, and the circular pie-shaped workpiece is punched twice into a structure with blind holes.

Cutting process:

The blanking telescopic cylinder 4 drives the blanking telescopic guide rail assembly 6 to stretch forward, the blanking manipulator 11 clamps the structure with blind holes, the blanking vertical cylinder assembly 10 rises, the blanking telescopic cylinder 4 drives the blanking telescopic guide rail assembly 6 to retract, and the blanking manipulator 11 clamps the structure with blind holes. The material manipulator 11 is unclamped, and the structure with blind hole is put into the material box on the conveyer of next procedure.

The basic principles, main features and advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above-mentioned embodiments, and that described in the above-mentioned examples and descriptions only illustrates the principles of the present invention, and the present invention has various changes without departing from the spirit and scope of the present invention. These changes and improvements all fall within the scope of the claimed invention. The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. The hot stamping automatic feeding device is characterized in that it includes the following components: an aluminum alloy frame as a base; an electrical control system; a feeding station, an extrusion station, and a secondary extrusion station arranged according to the moving direction of the workpiece position and unloading station; the feeding mechanism set at the feeding station and extrusion station to control the front and rear, up and down movement of the workpiece; The unloading mechanism; the horizontal slide table set at the extrusion station and the secondary extrusion station to control the left and right movement of the workpiece; the pneumatic finger for grabbing the workpiece. 2. The automatic feeding device for hot stamping according to claim 1, characterized in that: a heat-insulating magazine for transporting high-temperature workpieces and a magazine for detecting Whether it is in place, whether there is a material shortage or a material drop detection device. 3. The hot stamping automatic feeding device according to claim 1, characterized in that: the punch position detection device and the alarm system of the punching machine are arranged at the extrusion station, and the position detection device and the alarm device are all connected with the electric control system connection. 4. The automatic feeding device for hot stamping according to claim 1, characterized in that: the feeding mechanism and the unloading mechanism both include telescopic guide rails for the workpiece to move back and forth and vertical guide rails for the workpiece to move up and down, and respectively connected to the cylinder. 5. The automatic feeding device for hot stamping according to claim 1, characterized in that: said horizontal slide table includes a moving platform, a horizontal guide rail and a cylinder for driving the platform to move horizontally.

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