Automatic machining method for machining large part through small machining center

CN119159327APending Publication Date: 2024-12-20DONGFENG SHIYAN NONFERROUS CASTING
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Patent Information

Application Number
CN202311598029.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2023-11-28
Publication Date
2024-12-20

AI Technical Summary

Technical Problem

In the prior art, when large parts are automatically processed in small machining centers, the work space is insufficient, resulting in low processing efficiency, high cost, lack of competitiveness, and high kinetic energy and cutting fluid consumption in medium machining centers, increasing manufacturing costs.

Method used

The automated processing method of large parts is adopted by a small machining center. The 3D visual robot and robotic claws are used to realize the pre-positioning, flip and multiple precise positioning of parts. The processing is carried out through multiple small high-speed machining centers, and the loading and unloading of materials is used by a robot. Operation to form an unmanned production line.

Benefits of technology

It realizes high-speed automated processing of large parts in small machining centers, reduces production costs, improves market competitiveness, and reduces the consumption of kinetic energy and cutting fluid.

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Abstract

The invention provides an automatic machining method for machining a large part through a small machining center, and relates to the technical field of automobile part machining, and the method comprises the steps that a first procedure is carried out, part appearance positioning and clamping are adopted by hand grabbing, a part is firstly grabbed to a middle transition platform, and secondary accurate positioning is carried out on the part; after fine positioning is completed, the part is placed on a first-order machining center through a first-order gripper, fine positioning on the machine tool is achieved, and machining is started; after the first-order machining is completed, the part is grabbed to the other station of the transition platform through the other hand grabber, and overturning and position changing of the part are achieved; and the part is grabbed to the other machining center through the second-order hand grabber, and second-order machining is achieved. According to the invention, by designing the uniquely designed double-gripper working procedure of the robot, robot machining can be applied to a small high-speed machining center, the working space of the machining center can meet the gripper overturning requirement, and large parts can be automatically machined by adopting the small high-speed machining center.
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Description

Technical Field

[0001] The invention relates to the technical field of automobile parts processing, in particular to an automated processing method for processing large parts using a small processing center. Background Art

[0002] At present, large parts can be processed manually and efficiently in small machining centers. If it is applied to the gripper of automated processing, it will cause insufficient working space in the machining center and be difficult to achieve. Therefore, the following problems will arise in the existing large parts processing: 1. Using a small processing center to process and manually load and unload materials can achieve high-speed processing, but it requires a large number of people, high product costs, and lack of competitiveness; 2. Use medium-sized machining centers for processing, and use robots for loading and unloading. Robots can be used to reduce labor costs, but the equipment cost is high, the processing efficiency is low, and it lacks competitiveness; 3. The product price has been determined, and without the use of low-cost processing technology, the product will not be profitable; 4. The kinetic energy consumption and cutting fluid consumption of medium-sized machining centers are higher than those of small-sized machining centers, which increases the manufacturing cost of products. Summary of the invention

[0003] The purpose of the present invention is to provide an automated processing method for processing large parts using a small processing center. Large parts can be automatically processed using a small high-speed processing center, and robots can be used for loading and unloading parts, so that the production line can achieve unmanned processing.

[0004] In order to solve the above technical problems, the technical solution of the present invention is as follows: An automated processing method for processing large parts using a small processing center, the steps are as follows: 1) First, the part blank is pre-positioned using a fixing mechanism; 2) Secondly, use the 3D vision robot to take pictures of the parts position and transmit the position parameters to the picking robot; 3) Then, the first process is carried out, the hand grip uses the part shape to locate and clamp, the part is first grasped to the intermediate transition platform, and the part is accurately positioned for the second time; 4) After the precise positioning is completed, the first-order gripper is used to place the part on the first-order machining center to achieve precise positioning on the machine tool and start processing; 5) After the first sequence processing is completed, use another hand to grab the part to another station on the transition platform to realize part flipping and transposition; 6) Use the second-order hand grip to grab the parts and transfer them to another machining center to achieve the second-order processing; 7) After processing is completed, the machine hand grabs the parts and places them on the unloading conveyor belt.

[0005] Beneficial effects: By using the automated processing method for processing large parts with a small processing center described in the present invention, a unique robot double-handed claw process is designed, so that robot processing can be applied to a small high-speed processing center, and the working space of the processing center can meet the claw flipping requirements, so that large parts can be automatically processed by a small high-speed processing center; robots are used for loading and unloading parts, and the production line can realize unmanned processing; in this way, both high-speed processing of products and unmanned production lines are guaranteed, product processing costs are greatly reduced, and market competitiveness is greatly improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0006] Figure 1 It is a process flow chart of the present invention. DETAILED DESCRIPTION

[0007] The present invention will now be further described in conjunction with the accompanying drawings. These drawings are all simplified schematic diagrams, which only illustrate the basic structure of the present invention in a schematic manner. It should be noted that the embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0008] An automated processing method for processing large parts using a small processing center, the steps are as follows: 1) First, the part blank is pre-positioned using a fixing mechanism; 2) Secondly, use the 3D vision robot to take pictures of the parts position and transmit the position parameters to the picking robot; 3) Then, the first process is carried out, the hand grip uses the part shape to locate and clamp, the part is first grasped to the intermediate transition platform, and the part is accurately positioned for the second time; 4) After the precise positioning is completed, the first-order gripper is used to place the part on the first-order machining center to achieve precise positioning on the machine tool and start processing; 5) After the first sequence processing is completed, use another hand to grab the part to another station on the transition platform to realize part flipping and transposition; 6) Use the second-order hand grip to grab the parts and transfer them to another machining center to achieve the second-order processing; 7) After processing is completed, the machine hand grabs the parts and places them on the unloading conveyor belt.

[0009] It can be seen from the above embodiments that the present invention has the following advantages: 1. The transition plane realizes the transformation from coarse positioning to fine positioning; 2. Large-sized two-hand claws can be used in small high-speed machining centers; 3. 3D vision technology was first used in the new energy controller box processing line; 4. Essentially, it provides a solution for automated machining of large parts using small machining centers.

[0010] The above-described embodiments are only preferred embodiments of the present invention, and are not exhaustive of the feasible implementations of the present invention. For those skilled in the art, any obvious changes made thereto without departing from the principles and spirit of the present invention should be considered to be included in the scope of protection of the claims of the present invention.

Claims

1. An automated processing method for processing large parts using a small processing center, the steps of which are as follows: 1) First, the part blank is pre-positioned using a fixing mechanism; 2) Secondly, use the 3D vision robot to take pictures of the parts position and transmit the position parameters to the picking robot; 3) Then, the first process is carried out, the hand grip uses the part shape to locate and clamp, the part is first grasped to the intermediate transition platform, and the part is accurately positioned for the second time; 4) After the precise positioning is completed, the first-order gripper is used to place the part on the first-order machining center to achieve precise positioning on the machine tool and start processing; 5) After the first sequence processing is completed, use another hand to grab the part to another station on the transition platform to realize part flipping and transposition; 6) Use the second-order hand grip to grab the parts and transfer them to another machining center to achieve the second-order processing; 7) After processing is completed, the machine hand grabs the parts and places them on the unloading conveyor belt.