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How to adjust the downward speed of the press brake machine?

Press Brake

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Press Brake FAQs

117

How to adjust the size of the press brake?
How to adjust the angle of the press brake?
How to compensate deflection of press brake machine?
The press brake can’t go up and down. What’s the matter?
How to bend an arc with a press brake?
Comparison between grating ruler and magnetic grating ruler of press brake
Up and down moving type of press brake, which is better?
What is the problem that the downward speed of the hydraulic press brake suddenly slows down during operation?
The bending angle of the press brake is different
How long to change the hydraulic oil of the press brake?
List of hazard sources and risk assessment form of press brake
List of minimum bending radius of common metal materials
How many press brake controllers are there? How to choose?
How to choose between open loop and closed loop press brake?
What is a three cylinder press brake?
What is a four cylinder press brake?
What is the difference between three cylinder press brake and two cylinder press brake?
Why can’t the press brake machine return?
What are the functions of three motors of ordinary press brake machine?
What are the functions of the three relief valves on the press brake?
What if the press brake doesn’t go up when it comes down?
The press brake is normal up and down, but it is not pressurized!
Where does the number of backgauge axis (X,Y,Z,R) of press brake refer to?
How does the X-axis of press brake return to the origin?
Why the Y-axis of press brake does not return?
How many times to bend a large arc and how to calculate the bending angle?
How to adjust the stroke of the press brake?
The pressure at both ends of the hydraulic press brake is not the same. How to adjust it?
The cylinder stroke on both sides of the press brake is different. How to adjust it?
How to program CNC press brake?
How to adjust the downward speed of the press brake?
How to calculate the size and angle of sheet metal bending?
How to calculate the nominal pressure required by the press brake according to the thickness and length of the steel plate to be bent?
How to calculate the unfolded dimension of sheet metal bending?
How is the bending coefficient of sheet metal calculated
What is the relationship between bending factor and plate thickness, bending angle and bending radius?
How to calculate the bending coefficient of sheet stainless steel?
How to calculate the tolerance of sheet bending machine?
What is the reason why the middle of the folded workpiece is bent?
Why can’t the hydraulic press brake go up and down?
How can the angle of the press brake be adjusted if it cannot be pressed at right angles
How to fold different angles with a press brake?
How to disassemble the oil cylinder of the press brake?
The press brake cannot be started
How to eliminate the bending indentation of stainless steel press brake die
How to adjust the downward speed of the press brake machine?
What’s wrong with the unstable pressure of the press brake?
Why can’t the press brake machine rise?
What about the deformation of the press brake ram?
How does press brake bend a cone?
How to use press brake to fold a large circular arc?
What’s the matter with the slow down speed of the press brake?
What if the downward speed of the press brake is fast?
The downward speed of the hydraulic press brake becomes slow and the upward jitter!
What happened to the hydraulic oil leakage on one side of the press brake?
The two cylinders of the press brake are not synchronized
What if the workpiece interferes with the press brake machine?
Can the press brake machine fold the U-groove?
Environmental requirements of CNC press brake
What happened to the abnormal noise of the press brake oil pump motor?
A simple method for electric heating of hydraulic oil of press brake
What’s wrong that the press brake punch can’t lower to the bottom?
How to select the size of the lower V groove for sheet metal bending according to the plate thickness
How to break the lock of the press brake?
How to determine the bending radius of sheet metal?
How to solve the problem that the press brake pressurizes too slowly? How to pressurize quickly
What hydraulic oil does the press brake use？
How many years to change the press brake hydraulic oil？
What determines the sheet metal bend radius？
Stress relief of stainless steel 304 after bending
What are the corresponding protective devices of the press brake?
How to adjust CNC press brake?
What is the reason for the noise of press brake?
How to solve the oil leakage of oil cylinder of the press brake?
How to repair the scratches on mirror stainless steel?
How much can the bending tolerance of the press brake be controlled?
What is the minimum bending size of the press brake?
Where is the pressure relief after pressurization of the press brake adjusted?
How to choose electro-hydraulic servo synchronous cnc press brake?
How to fold a semicircle with a pres brake?
How is the inner radius of sheet metal bending determined?
How to calculate the bending radius of sheet metal?
How to set bending radius and bending deduction in SolidWorks?
The most complete sheet metal bending allowance table
How to set the K factor, bending deduction, bending allowance and bending calculation in SolidWorks? What’s their relationship?
How does the press brake accurately control the bending angle?
What is the reason why the blade of press brake can’t rise?
Which axes do the 3 + 1 axis and 4 + 1 axis of the press brake refer to respectively?
What does the Y value limit of press brake mean?
Function of time relay in press brake circuit
What is the difference between electro-hydraulic servo press brake and torque synchronous press brake?
What hydraulic pump is generally used for press brake?
How do you know what material the lower die of the press brake is?
When the press brake steps up, it cannot stop and automatically slides down
How to understand the N + 1 axis of press brake machine?
How to change the tool of press brake?
What material is generally used for press brake dies? What is the hardness?
Do you need to grind the top punch of press brake?
How to level the tools of press brake?
What is the problem that the press brake tools are not in a straight line?
How to repair the crack of stainless steel bending tool?
How to select the material of press brake die?
What is the problem of automatic tool drop of ordinary press brake?
How does the press brake go down slowly?
What is the difference between the acute punch and gooseneck punch of press brake?
The press brake tool has dents. How to repair it?
What is the quenching hardness of general press brake die?
Calculation formula of press brake die price
What is the general angle of the press brake dies?
How to select arc radius punch and die of press brake?
How to calculate the bending angle of the press brake?
What are the factors that determine the service life of press brake die?
How to select the top punch of the press brake?
Golden section size of press brake dies
Anti rust treatment of press brake dies
Comparison chart of press brake die combination
The press down pressure of the press brake machine is not enough, but the rising pressure is normal

Press Brake Hub

19

What is CNC press brake and it’s working principle
Brief introduction of synchronous system of CNC press brake
Workpiece bending diagram of press brake
Installation of CNC press brake
Operation of CNC press brake
Adjustment of bending parameters of CNC press brake
Bending accuracy of CNC press brake
Safety protection of CNC press brake
Press brake punch and die installation
Adjustment of CNC press brake
Hydraulic oil of CNC press brake
Lubrication of CNC press brake
Repair and maintenance of CNC press brake
Main structure of CNC press brake
Explanation of CNC press brake axis
Operating environment of press brake
Press brake punch and die selection
Adjustment of press brake’s mechanical part
Causes and solutions of common faults of press brake

Guillotine Shear Hub

9

Purpose and characteristics of the guillotine shear
Main structure of the guillotine shear
Hydraulic system of the guillotine shear
Lifting and installation of the guillotine shear
Lubrication of the guillotine shear
Operation and adjustment of the guillotine shear
Safety and maintenance of the guillotine shear
Common faults and troubleshooting of the guillotine shear
Accuracy check of the guillotine shear

Home
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Press Brake
Press Brake FAQs
How to adjust the downward speed of the press brake machine?

How to adjust the downward speed of the press brake machine?

Adjust the throttle valve on the hydraulic valve block.

You can jump to the position where the workpiece is folded and pause a little, or you can adjust it to direct descent, that is, the downward speed is accelerated.

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Updated on August 7, 2021

How to eliminate the bending indentation of stainless steel press brake die What’s wrong with the unstable pressure of the press brake?

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