CN-122008502-A - Water gap shearing method, device, equipment and medium based on water gap shearing machine

CN122008502ACN 122008502 ACN122008502 ACN 122008502ACN-122008502-A

Abstract

The invention provides a water gap shearing method based on a water gap shearing machine, which comprises the steps of executing initialization operation by a control module, entering a preset automatic working cycle according to a starting instruction, outputting a shearing signal, continuously outputting a first driving signal air pressure driving unit for a first preset time to an air pressure driving unit according to the shearing time sequence parameter, enabling compressed air regulated by a pressure regulating and flow stabilizing unit to drive the air pressure shearing machine to execute shearing operation, cutting off the first driving signal by the control module when the first preset time is finished, closing the air pressure driving unit to reset the air pressure shearing machine, entering an interval waiting period by the control module, outputting the shearing signal after the second preset time is finished, and starting the shearing cycle of a water gap of a next station until the shearing of the preset water gap is finished. According to the technical scheme of the embodiment, the water gap shearing machine can automatically shear water gaps of products, and the water gap shearing efficiency of the products is improved.

Inventors

ZHU HAIFENG
TAO JIANAN

Assignees

中山骏腾塑胶制品有限公司

Dates

Publication Date: 20260512
Application Date: 20260331

Claims (10)

1. The utility model provides a cut mouth of a river method based on cut mouth of a river machine, its characterized in that is applied to full-automatic cut mouth of a river machine, full-automatic cut mouth of a river machine includes control module, pneumatic drive unit, pressure regulating stationary flow unit and pneumatic scissors, control module respectively with pneumatic drive unit pressure regulating stationary flow unit and pneumatic scissors are connected, the method includes: the control module executes initialization operation, the working pressure of the pneumatic scissors is set through the pressure regulating and current stabilizing unit, and shearing time sequence parameters are set in the control module; the control module enters a preset automatic working cycle according to a starting instruction and outputs a shearing signal, and the control module continuously outputs a first driving signal for a first preset time to the air pressure driving unit according to the shearing time sequence parameter; The pneumatic driving unit responds to the first driving signal, so that compressed air regulated by the pressure regulating and current stabilizing unit drives the pneumatic scissors to execute shearing operation on a water gap of a workpiece; When the first preset time is over, the control module cuts off the first driving signal, the pneumatic driving unit is closed, and the pneumatic scissors are reset to a ready state; The control module enters an interval waiting period of a second preset time; And after the second preset time is over, outputting the shearing signal again to start the shearing cycle of the water gap of the next station until the shearing of all the preset water gaps is finished or a stopping signal is received.
2. The water gap shearing method based on the water gap shearing machine as claimed in claim 1, wherein the air pressure driving unit is provided with an electromagnetic valve, and the air pressure driving unit responds to the first driving signal, comprising: The electromagnetic valve is started in response to the first driving signal, and a circulation path of the compressed air is established; compressed air is delivered to the cylinder of the pneumatic scissors at a set stable working pressure; and a piston rod of the air cylinder moves under the action of air pressure and drives the cutting edge of the pneumatic scissors to be closed, so that shearing is completed.
3. The water gap shearing method based on the water gap shearing machine as claimed in claim 1, wherein the control module continuously outputs a first driving signal for a first preset time to the air pressure driving unit according to the shearing time sequence parameter, comprising: Setting the first drive signal to a first duration to ensure that the pneumatic shears complete a single shearing and resetting action; setting the first driving signal to a second duration to move and position the workpiece between nozzle stations; The control module enters a preset automatic working cycle according to the starting instruction.
4. A water gap shearing method based on a water gap shearing machine as claimed in claim 3, wherein the control module is further provided with a time relay, and the control module enters a preset automatic working cycle according to a starting instruction, and comprises: When the internal timing time length of the time relay is the same as the first duration time length, automatically cutting off the first driving signal; The pneumatic scissors are powered off, the circulation path of the compressed air is cut off, the air in the pneumatic scissors is discharged, and the blade of the pneumatic scissors is driven to open; and stopping the automatic working cycle when all the preset water gaps are sheared.
5. The nozzle shearing method based on a nozzle shearing machine as recited in claim 4, wherein said control module is further provided with a cycle counter, said stopping said automatic working cycle when all said preset nozzles are sheared, comprising: Resetting the circulation counter, and accumulating the circulation counter once when the preset water gap is subjected to circulation shearing; Comparing the current value of the circulation counter with a preset threshold value of the total number of water gaps; and stopping the automatic working cycle when the current value of the cycle counter is larger than or equal to the threshold value of the total number of the water gaps.
6. The nozzle shearing method based on the nozzle shearing machine as recited in claim 1, wherein said control module is further configured to: Collecting the current pressure value of the compressed air in real time, and comparing the current pressure value with the lowest working pressure threshold value of the pneumatic scissors; when the current pressure value is greater than or equal to the lowest working pressure threshold value, judging that the current pressure value is effective, and sending the first driving signal to the pneumatic scissors by the control module; and when the current pressure value is lower than the lowest working pressure threshold value, the control module generates an air pressure shortage alarm signal and locks the air pressure driving unit.
7. The water gap shearing method based on the water gap shearing machine as claimed in claim 1, wherein the driving the pneumatic scissors by the compressed air regulated by the pressure regulating and flow stabilizing unit comprises: Collecting the current air pressure value of the compressed air flowing through the pressure regulating and flow stabilizing unit in real time, wherein the current air pressure value is instantaneous pressure data of the compressed air at the output end of the pressure regulating and flow stabilizing unit; When the current air pressure value is lower than a preset air pressure threshold value and the difference value between the current air pressure value and the air pressure threshold value is smaller than a first pressure difference range, the pressure-regulating and flow-stabilizing unit performs step-type pressurizing operation on the compressed air until the current air pressure value reaches a second pressure difference range of the air pressure threshold value, and the pressure-regulating and flow-stabilizing unit stops acting; When the current air pressure value is higher than the air pressure threshold value and the difference value is larger than the first pressure difference range, the pressure regulating and flow stabilizing unit performs graded pressure reducing operation on the compressed air, and simultaneously feeds back the pressure data after pressure reducing to the control module in real time until the current air pressure value is stabilized within the second pressure difference range of the air pressure threshold value, and the pressure regulating and flow stabilizing unit stops acting.
8. A nozzle shearing device based on a nozzle shearing machine, comprising at least one control processor and a memory for communication connection with the at least one control processor, wherein the memory stores instructions executable by the at least one control processor to enable the at least one control processor to perform the nozzle shearing method based on a nozzle shearing machine according to any one of claims 1 to 7.
9. An electronic device comprising a nozzle shearing device based on a nozzle shearing machine according to claim 8.
10. A computer-readable storage medium storing computer-executable instructions for causing a computer to perform the nozzle shearing method based on a nozzle shearing machine as claimed in any one of claims 1 to 7.

Description

Water gap shearing method, device, equipment and medium based on water gap shearing machine Technical Field The invention relates to the technical field of water gap shearing machines, in particular to a water gap shearing method, a water gap shearing device, a water gap shearing equipment and a water gap shearing medium based on a water gap shearing machine. Background In the plastic injection molding industry, the product is often accompanied by excess stems and gates, collectively referred to as "gates," after demolding. The presence of the nozzle not only affects the appearance of the product, but also may interfere with subsequent assembly or plating steps and must therefore be removed. However, in the prior art, the plastic product water gap is usually removed by using manual scissors or a clamp by an operator, and the water gap is identified and sheared empirically. The method has the obvious defects that firstly, the production efficiency is low, the proficiency of operators is highly dependent, the method becomes a bottleneck process on an automatic production line, and secondly, the quality stability of products is poor, shearing force, angles and positions are different from person to person, so that uneven shearing, stress whitening and even damage of the products are easily caused, and a higher product rejection rate is caused. In addition, long-term repeated labor also easily causes fatigue of operators, which causes problems of occupational health and the like of the operators. Disclosure of Invention The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the invention provides a water gap shearing method, a device, equipment and a medium based on a water gap shearing machine, which can enable the water gap shearing machine to automatically shear water gaps of products and improve the water gap shearing efficiency of the products. In a first aspect, an embodiment of the present invention provides a water gap shearing method based on a water gap shearing machine, which is applied to a full-automatic water gap shearing machine, wherein the full-automatic water gap shearing machine includes a control module, an air pressure driving unit, a pressure regulating and flow stabilizing unit and pneumatic scissors, the control module is respectively connected with the air pressure driving unit, the pressure regulating and flow stabilizing unit and the pneumatic scissors, and the method includes: the control module executes initialization operation, the working pressure of the pneumatic scissors is set through the pressure regulating and current stabilizing unit, and shearing time sequence parameters are set in the control module; the control module enters a preset automatic working cycle according to a starting instruction and outputs a shearing signal, and the control module continuously outputs a first driving signal for a first preset time to the air pressure driving unit according to the shearing time sequence parameter; The pneumatic driving unit responds to the first driving signal, so that compressed air regulated by the pressure regulating and current stabilizing unit drives the pneumatic scissors to execute shearing operation on a water gap of a workpiece; When the first preset time is over, the control module cuts off the first driving signal, the pneumatic driving unit is closed, and the pneumatic scissors are reset to a ready state; The control module enters an interval waiting period of a second preset time; And after the second preset time is over, outputting the shearing signal again to start the shearing cycle of the water gap of the next station until the shearing of all the preset water gaps is finished or a stopping signal is received. In some embodiments of the present invention, the pneumatic drive unit is provided with a solenoid valve, and the pneumatic drive unit is responsive to the first drive signal, including: The electromagnetic valve is started in response to the first driving signal, and a circulation path of the compressed air is established; compressed air is delivered to the cylinder of the pneumatic scissors at a set stable working pressure; and a piston rod of the air cylinder moves under the action of air pressure and drives the cutting edge of the pneumatic scissors to be closed, so that shearing is completed. In some embodiments of the present invention, the control module continuously outputs a first driving signal for a first preset time to the air pressure driving unit according to the shear timing parameter, including: Setting the first drive signal to a first duration to ensure that the pneumatic shears complete a single shearing and resetting action; setting the first driving signal to a second duration to move and position the workpiece between nozzle stations; the control module enters a preset automatic working cycle according to the starting instruction. In some embodiments of the present inventio