CN-121989010-A - Feed cutting method and feed cutting system for screws

CN121989010ACN 121989010 ACN121989010 ACN 121989010ACN-121989010-A

Abstract

The invention discloses a feed cutting method and a feed cutting system for screws, wherein the feed cutting system comprises a feeding system, a cutting system and a grabbing system, the cutting system can move between the feeding system and the grabbing system, the feed cutting method comprises the steps of controlling the cutting system to accept the screws released by the feeding system under the condition that the feeding system meets a discharging condition, determining that the cutting system meets a feeding condition, controlling the cutting system to move to a grabbing area, controlling the grabbing system to grab the screws on the cutting system to release to a discharging area, converting material flow in a traditional feeding system into carrier displacement, effectively decoupling a rigid binding relation between feeding beats and grabbing beats, enabling the feeding system to continuously operate without interruption, enabling the cutting system to absorb beat fluctuation as a moving buffer unit, and accordingly eliminating equipment idling and shutdown waiting problems caused by beat unbalance.

Inventors

WEI MENGYANG
CHEN WENHAO
LI SHENGHUA
ZHANG YANG
WANG DIAN

Assignees

岚图汽车科技股份有限公司

Dates

Publication Date: 20260508
Application Date: 20260330

Claims (10)

1. A feed slitting method of a screw, characterized by being applied to a feed slitting system, the feed slitting system including a feeding system, a slitting system, and a grasping system, the slitting system being movable between the feeding system and the grasping system, the feed slitting method comprising: Controlling the slitting system to accept the screws released by the feeding system under the condition that the feeding system meets the discharging condition; Determining that the slitting system meets feeding conditions, and controlling the slitting system to move to a grabbing area; And controlling the grabbing system to grab the screws on the slitting system to a discharging area for release.
2. The method of slitting a feed for screws according to claim 1, wherein the feeding system includes a vibratory assembly and a lifting rail, the vibratory assembly being operable to drive the screws to climb along the lifting rail, the waiting area being disposed at an end of the lifting rail; The feed slitting method of the screw further comprises the following steps: controlling the feeding system to perform vibration feeding of the screw; And if the screw moves to the waiting area in the target gesture, determining that the feeding system meets the discharging condition.
3. The method for slitting a feed of screws according to claim 2, wherein the lifting assembly and the stopping assembly are arranged on the lifting rail, and the step of controlling the feeding system to perform vibration feeding of the screws comprises the steps of: Controlling the vibration assembly to vibrate, driving the screw to climb along the ascending track in a lying state by the vibration assembly, and driving the screw to switch to a target posture by the lifting assembly; if the number data of the screws are received, the screws are determined to move to the waiting area in the target posture.
4. The method of feed splitting for screws according to claim 1, wherein controlling said splitting system to receive a screw released by said feeding system comprises: acquiring position data of the slitting system; and if the cutting system is determined to be positioned in the feeding area based on the position data, controlling the stop assembly to release the screw, and controlling the cutting system to move step by step and sequentially mount the screw.
5. The method of slitting a feed for screws according to claim 4, wherein the feeding assembly further includes a counter; determining that the slitting system meets feeding conditions comprises: the counting part obtains the quantity data of the screws released by the waiting area; and when the quantity data is larger than or equal to the set quantity or the quantity data is unchanged in preset time, determining that the slitting system meets the feeding condition.
6. The method for cutting the screw according to claim 1, wherein the grabbing system comprises a control arm and a plurality of grippers, a driving component capable of moving to the position above the grippers is arranged on the control arm, a trigger end for switching the grabbing action and the releasing action is arranged on the grippers, and an output end of the driving component can move and start the trigger end to drive the grippers to execute the grabbing action or the releasing action; Control the snatch system snatch the screw to the blowing area release, include: The control arm is controlled to drive the gripper to move to the grabbing area, and the driving assembly is controlled to start the trigger end, so that the gripper grabs the screw; the control arm is controlled to drive the gripper to move to the discharging area, and the driving assembly is controlled to start the trigger end, so that the gripper releases the screw.
7. The method of feed splitting a screw of claim 6, wherein said drive assembly controls said grippers to grasp or release said screw, comprising: Controlling the driving assembly to sequentially drive one gripper to execute the grabbing action or the releasing action; or the driving assembly drives all the grippers to execute the grabbing action or the releasing action in sequence.
8. The method of feed splitting for a screw of claim 7, wherein said drive assembly comprises a single drive assembly and a unified drive assembly, said drive assembly controlling said grippers, comprising: Controlling the single driving assembly to move step by step, and sequentially starting the trigger ends to drive the grippers to sequentially execute the grabbing action or the releasing action; And controlling the uniform driving assembly to move, and simultaneously starting all the trigger ends to drive all the grippers to execute the grabbing action or the releasing action.
9. A feed slitting system for screws, the feed slitting system comprising: the feeding system comprises a vibration assembly and a lifting rail, wherein the vibration assembly can vibrate and drive a screw to climb along the lifting rail, and the lifting rail is provided with a lifting assembly for driving the screw to switch to a target posture and a stop assembly for stopping or releasing the screw; The slitting system comprises a first positioning plate for supporting the screws, wherein a plurality of cavities are arranged on the first positioning plate at intervals, and the first positioning plate can move to a feeding area and a grabbing area; the grabbing system comprises a control arm, a driving assembly and a plurality of grippers, wherein the control arm drives the grippers to move, and the driving assembly drives the grippers to execute grabbing action or releasing action.
10. The screw feed slitting system of claim 9, wherein: The slitting system further comprises a second positioning plate, the second positioning plate is arranged on the upper portion of the first positioning plate at intervals, a plurality of opening clamping grooves are formed in one side edge of the second positioning plate at intervals, and the second positioning plate is movable and enables the opening clamping grooves to be clamped on the rod portion of the screw. The hand grip is provided with a trigger end, the driving assembly comprises a single driving assembly and a unified driving assembly, the driving end of the single driving assembly correspondingly covers the trigger end of the single hand grip, and the driving end of the unified driving assembly covers all the trigger ends of the hand grip.

Description

Feed cutting method and feed cutting system for screws Technical Field The application relates to the technical field of automatic assembly, in particular to a feed cutting method and a feed cutting system for screws. Background In the field of automatic screw assembly, the prior art is limited by three core defects for a long time, the production efficiency and the system flexibility are severely restricted, firstly, the traditional vibration disk cannot realize dynamic adjustment, so that a complex assembly process is forced to be interrupted, and the process redundancy and the productivity waste are caused, secondly, a remarkable beat imbalance problem exists between a feeding system and a high-speed screwing station, and a high-efficiency intermediate buffering and batch preparation mechanism is lacking, so that material supply fluctuation is frequent, equipment idling, frequent shutdown waiting and production beat imbalance are caused, the operation cost is directly increased, the overall output efficiency is reduced, furthermore, the mechanical end effector is single in function design, only supports basic picking and placing operation, and is difficult to synchronously realize the high-efficiency transfer of batch screws, the programmable sequential assembly and other diversified requirements, so that the system is poor in response delay and adaptability when facing different specifications of screws or dynamic assembly sequences, and the general value and the production line flexibility of the equipment are greatly weakened. These defects are superimposed with each other, so that not only is assembly efficiency low and material loss rate increased, but also product quality fluctuation and equipment utilization rate deficiency are caused, and the defects become key bottlenecks of the evolution of an automatic assembly line in the directions of high beat, high flexibility and high precision. Disclosure of Invention Aiming at the defects in the prior art, the application provides a feed cutting method and a feed cutting system for screws, which are used for solving the problems of beat disorder and poor suitability of an assembly system in the prior art. The above object of the present application is mainly achieved by the following technical solutions: A feed slitting method of screw is applied to feed slitting system, feed slitting system includes feeding system, slitting system and snatchs the system, the slitting system can the feeding system with snatch between the system, the feed slitting method includes: Controlling the slitting system to accept the screws released by the feeding system under the condition that the feeding system meets the discharging condition; Determining that the slitting system meets feeding conditions, and controlling the slitting system to move to a grabbing area; And controlling the grabbing system to grab the screws on the slitting system to a discharging area for release. In an alternative embodiment, the feeding system comprises a vibrating assembly and a lifting rail, the vibrating assembly can drive a screw to climb along the lifting rail, and the waiting area is arranged at the tail end of the lifting rail; The feed slitting method of the screw further comprises the following steps: controlling the feeding system to perform vibration feeding of the screw; And if the screw moves to the waiting area in the target gesture, determining that the feeding system meets the discharging condition. In an optional embodiment, be equipped with lifting subassembly and fender and stop the subassembly on the ascending track, control the charging system carries out the vibration material loading of screw includes: Controlling the vibration assembly to vibrate, driving the screw to climb along the ascending track in a lying state by the vibration assembly, and driving the screw to switch to a target posture by the lifting assembly; if the number data of the screws are received, the screws are determined to move to the waiting area in the target posture. In an alternative embodiment, the controlling the slitting system to accept the screw released by the feeding system includes: acquiring position data of the slitting system; and if the cutting system is determined to be positioned in the feeding area based on the position data, controlling the stop assembly to release the screw, and controlling the cutting system to move step by step and sequentially mount the screw. In an alternative embodiment, the feeding assembly further comprises a counting member; determining that the slitting system meets feeding conditions comprises: the counting part obtains the quantity data of the screws released by the waiting area; and when the quantity data is larger than or equal to the set quantity or the quantity data is unchanged in preset time, determining that the slitting system meets the feeding condition. In an alternative embodiment, the grabbing system comprises a control arm and a plurality