Feeding and discharging device arranged on numerical control gear hobbing machine

Abstract

The utility model discloses a feeding and discharging device arranged on a numerical control gear hobbing machine, which comprises a mounting frame, a driving motor is fixedly connected to the outer side of the mounting frame, a rolling shaft is fixedly connected to an output shaft of the driving motor, the rolling shaft is rotatably connected with the mounting frame, a conveying belt is arranged on the outer side of the rolling shaft, and a feeding mechanism is arranged on the outer side of the conveying belt. Workpiece conveying is arranged on the conveying belt, and the problems that a chain wheel is not convenient for workpiece conveying, when the conveying belt moves, the position of a fixing rod is adjusted, when the fixing rod inclines downwards, the workpieces automatically fall down and fall on an elastic plate, the elastic plate buffers the workpieces, meanwhile, the workpieces are placed in a discharging groove in a fixing frame, and the workpieces cannot be conveyed conveniently are solved. Through cooperation of an electromagnetic block and a moving block, workpieces are automatically discharged, a fixing rod is fixed to a conveying belt through a rubber plate, automatic discharging is facilitated, the machined workpieces are conveyed out through a conveying table, the workpieces are guided through a guiding assembly, and later storage or other machining of the workpieces is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of loading and unloading devices, in particular to a loading and unloading device arranged on a numerically controlled gear hobbing machine. Background Art

[0002] The loading and unloading device on the CNC gear hobbing machine is a device used to automatically load and unload workpieces. It can grab the workpiece from the loading area and place it accurately on the workbench of the CNC gear hobbing machine. The workflow of this device is usually: first, the robot arm grabs the workpiece to be processed through the fixture, and then moves it from the loading area to the specified position of the CNC gear hobbing machine workbench and accurately positions it. After the workpiece is processed, the robot arm will remove it from the workbench and place it in the corresponding unloading area. The main purpose of this loading and unloading device is to improve production efficiency, reduce manual intervention, and ensure high-precision processing of workpieces.

[0003] The prior art provides a new type of cyclic loading and unloading device for a CNC gear hobbing machine (Announcement No.: CN203221371U), which includes a frame, wherein a reduction motor is installed at the bottom of the frame, and the driving sprocket at the upper end of the output shaft of the reduction motor is connected to the driven sprocket through a chain; a tray is placed on the supporting top plate of the chain, a proximity switch sensing block is arranged on the tray, and a workpiece support seat is arranged on the tray; a cylinder is arranged from front to back on one side of the frame, and the front end of the cylinder extension rod is bridged with a pin through a vertical plate to block the tray. At the loading position, a lifting cylinder is provided, and the front end of the cylinder extension rod is provided with a pin that can lift the support seat through a transition plate. The utility model drives the workpiece to move with the chain through friction, and reliably blocks the workpiece through the pin, and the position is fixed and accurate, so that the utility model cooperates with the material claw of the gear hobbing machine to reliably realize cyclic loading and unloading; at the same time, the utility model can lift the workpiece as needed, reducing the overall height of the device and facilitating manual operation.

[0004] But the device still has the following defects:

[0005] When the device is in use, the device still uses a sprocket for transmission, and the problems raised in the above patents are not well solved. At the same time, the device needs manual operation when loading and unloading, which wastes manpower. Therefore, we need to propose a loading and unloading device arranged on a CNC gear hobbing machine. Utility Model Content

[0006] The purpose of the utility model is to provide a loading and unloading device arranged on a CNC gear hobbing machine, in which the transportation of the workpiece is arranged on a conveyor belt, thereby avoiding the inconvenience of the sprocket wheel in the workpiece transmission, and at the same time placing the workpiece in a discharge trough in a fixed frame for automatic discharge. The fixing rod is fixed to the conveyor belt by a rubber plate, which is convenient for automatic unloading, so as to solve the problems raised in the above-mentioned background technology.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A loading and unloading device arranged on a CNC gear hobbing machine comprises a mounting frame, the outer side of the mounting frame is fixedly connected to a driving motor, the output shaft of the driving motor is fixedly connected to a roller, the roller is rotatably connected to the mounting frame, the outer side of the roller is provided with a conveyor belt, the conveyor belt contacts the mounting frame, the outer side of the conveyor belt is fixedly connected to a rubber plate, the outer side of the rubber plate is connected to a fixing rod, the outer side of the fixing rod contacts a workpiece, an automatic material discharge assembly is arranged on the mounting frame, the outer side of the mounting frame is fixedly connected to an elastic plate, the lower end of the elastic plate is fixedly connected to a transport platform, and the upper end of the transport platform is provided with a guide assembly.

[0009] Preferably, the discharge assembly includes a fixed frame, the outer side of the mounting frame is fixedly connected with the fixed frame, the interior of the fixed frame is provided with a discharge trough, the discharge trough is slidably connected to the workpiece, and the interior of the fixed frame is fixedly connected with an electromagnetic block.

[0010] Preferably, the guide assembly includes a fixed tube, the upper end of the transport platform is fixedly connected to the fixed tube, the interior of the fixed tube is slidably connected to a movable frame, a spring is provided on the outer side of the movable frame, a limiting hole is opened inside the fixed tube, and the outer side of the movable frame is fixedly connected to a guide plate.

[0011] Preferably, an extrusion block is slidably connected inside the fixing frame, and the extrusion block is in contact with the workpiece.

[0012] Preferably, a moving block is fixedly connected to the outer side of the extrusion block, and the moving block is slidably connected to the fixed frame.

[0013] Preferably, one end of the spring contacts a fixed tube, and the other end of the spring is fixedly connected to a movable frame.

[0014] Preferably, the interior of the limiting hole is slidably connected to a limiting rod, and the limiting rod is fixedly connected to the moving frame.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The utility model arranges the transportation of the workpiece on the conveyor belt, thereby avoiding the inconvenience of the sprocket wheel in conveying the workpiece. When the conveyor belt moves, the position of the fixed rod is adjusted. When the fixed rod is tilted downward, the workpiece automatically falls and falls on the elastic plate. The elastic plate buffers the workpiece and simultaneously places the workpiece in a discharge groove in the fixed frame. Through the cooperation between the electromagnetic block and the moving block, the workpiece is automatically discharged. The fixed rod is fixed to the conveyor belt by a rubber plate, which is convenient for automatic unloading. The processed workpiece is transported out through the transport platform. The guide component guides the workpiece, which is convenient for later storage of the workpiece or other processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 This is a schematic diagram of the internal structure of the fixing frame of the utility model;

[0019] Figure 3 It is a schematic diagram of the internal structure of the guide component of the utility model.

[0020] In the figure: 1. mounting frame; 2. driving motor; 3. roller; 4. conveyor belt; 5. rubber plate; 6. fixing rod; 7. workpiece; 8. discharge assembly; 81. fixing frame; 82. discharge trough; 83. extrusion block; 84. moving block; 85. electromagnetic block; 9. elastic plate; 10. transport platform; 11. guide assembly; 111. fixing tube; 112. moving frame; 113. spring; 114. limiting hole; 115. limiting rod; 116. guide plate. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-3 , the utility model provides a technical solution:

[0023] A loading and unloading device arranged on a CNC gear hobbing machine includes a mounting frame 1, a driving motor 2 is fixedly connected to the outer side of the mounting frame 1, a roller 3 is fixedly connected to the output shaft of the driving motor 2, the roller 3 is rotatably connected to the mounting frame 1, a conveyor belt 4 is arranged on the outer side of the roller 3, the conveyor belt 4 contacts the mounting frame 1, a rubber plate 5 is fixedly connected to the outer side of the conveyor belt 4, a fixing rod 6 is connected to the outer side of the rubber plate 5, and a workpiece 7 is contacted to the outer side of the fixing rod 6, an automatic feeding assembly 8 is arranged on the mounting frame 1, an elastic plate 9 is fixedly connected to the outer side of the mounting frame 1, a transport platform 10 is fixedly connected to the lower end of the elastic plate 9, and a guide assembly 11 is arranged on the upper end of the transport platform 10.

[0024] The material discharge assembly 8 includes a fixed frame 81 , the outer side of the mounting frame 1 is fixedly connected with the fixed frame 81 , a material discharge groove 82 is provided inside the fixed frame 81 , the material discharge groove 82 is slidably connected to the workpiece 7 , and an electromagnetic block 85 is fixedly connected inside the fixed frame 81 .

[0025] Through the design of the discharge component 8, the workpiece is placed in the discharge trough 82, and the electromagnetic block 85 repels the moving block 84 when energized, and the moving block 84 moves toward the workpiece, and the extrusion block 83 squeezes the workpiece 7 to fix the workpiece 7. When the workpiece 7 needs to be installed on the fixed rod 6, the power supply to the electromagnetic block 85 is stopped, and the moving block 84 and the extrusion block 83 release the limit on the workpiece 7, and the workpiece 7 falls on the fixed rod 6 below.

[0026] The guide assembly 11 includes a fixed tube 111, the upper end of the transport platform 10 is fixedly connected to the fixed tube 111, the interior of the fixed tube 111 is slidably connected to a movable frame 112, a spring 113 is provided on the outer side of the movable frame 112, a limiting hole 114 is provided on the interior of the fixed tube 111, and the outer side of the movable frame 112 is fixedly connected to a guide plate 116.

[0027] Through the design of the guide assembly 11, the workpiece 7 after processing is transported on the transport platform 10, the movable frame 112 is pulled out upward, the spring 113 is compressed, the limiting rod 115 is moved out of the limiting hole 114, the limit on the movable frame 112 is released, the movable frame 112 is rotated, and the angle of the guide plate 116 is adjusted to move the workpiece 7 out from the specified position, which is convenient for later storage or other processing operations.

[0028] An extrusion block 83 is slidably connected inside the fixed frame 81 , and the extrusion block 83 is in contact with the workpiece 7 .

[0029] Through the design of the fixing frame 81 , the fixing frame 81 is used to install components such as the extrusion block 83 .

[0030] A moving block 84 is fixedly connected to the outer side of the extrusion block 83 , and the moving block 84 is slidably connected to the fixed frame 81 .

[0031] Through the design of the moving block 84 , the moving block 84 controls the position of the extrusion block 83 , and drives the extrusion block 83 to extrude and limit the workpiece 7 .

[0032] One end of the spring 113 contacts the fixed tube 111 , and the other end of the spring 113 is fixedly connected to the moving frame 112 .

[0033] Through the design of the spring 113 , the spring 113 utilizes its elasticity to move the moving frame 112 downward, and the moving frame 112 drives the limiting rod 115 to snap into the limiting hole 114 .

[0034] The limiting hole 114 is slidably connected to a limiting rod 115 , and the limiting rod 115 is fixedly connected to the moving frame 112 .

[0035] Through the design of the limiting hole 114 , the limiting hole 114 receives the limiting rod 115 .

[0036] Working principle: When the utility model is used, the workpiece 7 is placed inside the discharge trough 82, the driving motor 2 drives the roller 3 to rotate, the driving motor 2 is driven indirectly, the conveyor belt 4 moves to a station and stops for a while, the roller 3 drives the conveyor belt 4 to adjust the position of the rubber plate 5, and the device is used in conjunction with the gear hobbing machine gripper. Figure 1 The rubber sheet 5 on the middle mounting frame 1 close to the discharge assembly 8 is located at the position where the gear hobbing machine gripper takes the material, and the rubber sheet 5 on the mounting frame 1 far from the discharge assembly 8 is located at the position where the gear hobbing machine gripper discharges the material. When the conveyor belt 4 moves, the electromagnetic block 85 is energized to repel the moving block 84. The moving block 84 itself is magnetic. The moving block 84 moves toward the workpiece 7, and the extrusion block 83 squeezes the workpiece 7. When the conveyor belt 4 moves one position, the electromagnetic block 85 is stopped from being powered, and the moving block 84 and the extrusion block 83 release the limit on the workpiece 7. The workpiece 7 falls on the fixed rod 6 below, and the conveyor belt During the movement, the position of the fixed rod 6 is adjusted. When the fixed rod 6 is tilted downward, the workpiece 7 automatically falls and lands on the elastic plate 9. The elastic plate 9 buffers the workpiece 7. Then the workpiece 7 falls on the transport platform 10. The transport platform 10 transports the workpiece 7. The mobile frame 112 is pulled out upward, the spring 113 is compressed, the limiting rod 115 moves out of the limiting hole 114, the limit of the mobile frame 112 is released, the mobile frame 112 is rotated, and the angle of the guide plate 116 is adjusted to move the workpiece 7 out from the specified position, which is convenient for later storage or other processing operations.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A loading and unloading device arranged on a CNC gear hobbing machine, comprising a mounting frame, characterized in that: A driving motor is fixedly connected to the outer side of the mounting frame, a roller is fixedly connected to the output shaft of the driving motor, the roller is rotatably connected to the mounting frame, a conveyor belt is provided on the outer side of the roller, the conveyor belt contacts the mounting frame, a rubber plate is fixedly connected to the outer side of the conveyor belt, a fixing rod is connected to the outer side of the rubber plate, the outer side of the fixing rod contacts a workpiece, an automatic material discharge assembly is provided on the mounting frame, an elastic plate is fixedly connected to the outer side of the mounting frame, a transport platform is fixedly connected to the lower end of the elastic plate, and a guide assembly is provided on the upper end of the transport platform.

2. The loading and unloading device provided on a CNC gear hobbing machine according to claim 1, characterized in that: The material discharge assembly comprises a fixed frame, the outer side of the mounting frame is fixedly connected with the fixed frame, the interior of the fixed frame is provided with a material discharge trough, the material discharge trough is slidably connected with the workpiece, and the interior of the fixed frame is fixedly connected with an electromagnetic block.

3. The loading and unloading device provided on a CNC gear hobbing machine according to claim 1, characterized in that: The guide assembly includes a fixed tube, the upper end of the transport platform is fixedly connected to the fixed tube, the interior of the fixed tube is slidably connected to a moving frame, a spring is provided on the outer side of the moving frame, a limiting hole is provided on the interior of the fixed tube, and the outer side of the moving frame is fixedly connected to a guide plate.

4. The loading and unloading device provided on a CNC gear hobbing machine according to claim 2, characterized in that: An extrusion block is slidably connected inside the fixing frame, and the extrusion block contacts the workpiece.

5. The loading and unloading device provided on a CNC gear hobbing machine according to claim 4, characterized in that: The outer side of the extrusion block is fixedly connected with a moving block, and the moving block is slidably connected with the fixed frame.

6. The loading and unloading device provided on a CNC gear hobbing machine according to claim 3, characterized in that: One end of the spring contacts a fixed tube, and the other end of the spring is fixedly connected to a moving frame.

7. The loading and unloading device provided on a CNC gear hobbing machine according to claim 3, characterized in that: The interior of the limiting hole is slidably connected to a limiting rod, and the limiting rod is fixedly connected to the moving frame.

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