CN219425369U - Thin backboard stamping device based on pressure linear detection adjustment - Google Patents

Abstract

The utility model discloses a thin backboard stamping device based on pressure linear detection and adjustment, which comprises a stamping die and a pressure linear detection unit; the pressure linear detection unit comprises a pressure head arranged on an upper die structure of the stamping die and an elastic pressure sensor device arranged on a lower die structure, and the pressure head corresponds to the elastic pressure sensor device up and down; when the stamping is matched, the pressure head moves downwards synchronously along with the upper die structure, and the elastic pressure sensor device is pressed downwards through the pressure head. According to the thin backboard stamping device based on pressure linearity detection and adjustment, the elastic pressure sensor device on the pressing head downward pressing die structure synchronously moving downwards along with the upper die structure is used for judging whether the die closing pressure of the stamping die is stable and linear according to the pressure value change of the elastic pressure sensor device, so that the damage to stamping processing of the thin backboard caused by unstable linearity of the die closing force is avoided, and the stamping processing precision is improved.

Description

Thin backboard stamping device based on pressure linear detection adjustment

Technical Field

The utility model belongs to the technical field of thin backboard stamping processing equipment, and particularly relates to a thin backboard stamping device based on pressure linear detection and adjustment.

Background

In the existing stamping working procedure of the stamping die, the stable linearity of the die clamping pressure given by the press is an important condition for guaranteeing the stamping precision and safety. The existing stamping die generally detects and adjusts the die clamping pressure given by a press machine before stamping processing, but lacks effective monitoring on whether the die clamping force is stable and linear in the die clamping processing process, when the die clamping force is in an unstable and linear state, the processing precision is affected, the thin backboard blanks are scrapped and die equipment is damaged due to heavy weight, and the thin backboard blanks such as the thin backboard blanks are stamped and processed, for example, a display backboard is easy to distort and even break when the die clamping force is not stable and linear enough.

Disclosure of Invention

The utility model aims to: in order to overcome the defects in the prior art, the utility model provides the thin backboard stamping device based on pressure linear detection and adjustment, which is characterized in that an elastic pressure sensor device on a pressing head lower pressing die structure synchronously moving downwards along with an upper die structure is used for judging whether the die clamping pressure of a stamping die is stable and linear according to the pressure value change of the elastic pressure sensor device, so that the stamping damage of the thin backboard caused by unstable linearity of the die clamping force is avoided, and the stamping precision is improved.

The technical scheme is as follows: in order to achieve the above object, the thin backboard stamping device based on pressure linear detection adjustment of the utility model comprises a stamping die and a pressure linear detection unit; the pressure linear detection unit comprises a pressure head arranged on an upper die structure of the stamping die and an elastic pressure sensor device arranged on a lower die structure, and the pressure head corresponds to the elastic pressure sensor device up and down; when the stamping is matched with the die, the pressure head moves downwards synchronously along with the upper die structure, and the elastic pressure sensor device is pressed downwards through the pressure head.

Further, the device comprises a pressure head driving part corresponding to the pressure head, and the pressure head is driven by the pressure head driving part to be movably arranged in the die assembly direction relative to the upper die structure; and the limiting position of the pressure head driving part for driving the pressure head to move downwards is the position which is elastically propped against the top end of the elastic pressure sensor device.

Further, the sensor device comprises a sensor housing corresponding to the elastic pressure sensor device, wherein the elastic pressure sensor device is arranged in the sensor housing, and the top of the sensor housing is open.

Further, a piston is movably arranged in the sensor housing in a damping manner, and the elastic pressure sensor device is elastically installed in the sensor housing through blocking of the piston.

Further, the elastic pressure sensor device includes an elastic member and a gasket-type pressure sensor, the elastic member being elastically disposed between the gasket-type pressure sensor and the piston.

Further, a base plate is arranged between the elastic piece and the gasket type pressure sensor, and the elastic piece is used for pressing the pressure detection surface of the gasket type pressure sensor under the base plate.

Further, the sensor housing is provided with a pressure balance hole for conducting the inner cavity of the shell where the elastic piece is located.

The beneficial effects are that: the thin backboard stamping device based on pressure linear detection and adjustment has the beneficial effects that: according to the utility model, the elastic pressure sensor device on the pressing head lower pressing die structure synchronously moving downwards along with the upper die structure is used for judging whether the die clamping pressure of the stamping die is stable and linear according to the pressure value change of the elastic pressure sensor device in the stamping process, so that the stamping damage of the thin back plate caused by unstable linearity of the die clamping force is avoided, the stamping precision is improved, and the safety of stamping equipment is ensured.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

fig. 2 is a schematic structural diagram of the pressure linear detecting unit.

Detailed Description

The utility model will be further described with reference to the accompanying drawings.

The existing stamping die generally detects and adjusts the die clamping pressure given by a press machine before stamping processing, but lacks effective monitoring on whether the die clamping force is stable and linear in the die clamping processing process, when the die clamping force is in an unstable and linear state, the processing precision is affected, the thin backboard blanks are scrapped and die equipment is damaged due to heavy weight, and the thin backboard blanks such as the thin backboard blanks are stamped and processed, for example, a display backboard is easy to distort and even break when the die clamping force is not stable and linear enough.

In order to solve the problems, the technical scheme provided by the utility model is as shown in the figure 1, and the thin backboard stamping device based on pressure linear detection adjustment comprises a stamping die and a pressure linear detection unit; the pressure linear detection unit comprises a pressure head 3 arranged on an upper die structure 1 of the stamping die and an elastic pressure sensor device 4 arranged on a lower die structure 2, wherein the pressure head 3 corresponds to the elastic pressure sensor device 4 up and down; when the stamping is matched, the pressing head 3 moves downwards synchronously along with the upper die structure 1, and the elastic pressure sensor device 4 is pressed downwards through the pressing head 3. In the utility model, when the die assembly is processed, if the die assembly pressure of the press machine 6 to the stamping die is in a stable linear state, the pressure of the pressing head 3 detected by the elastic pressure sensor device 4 to the elastic pressure sensor device 4 is stable and linear, so that whether the die assembly force of the stamping die is stable and linear in the stamping process is indirectly judged according to whether the detection pressure of the elastic pressure sensor device 4 is stable and linear, therefore, the utility model presses the elastic pressure sensor device 4 on the die structure 2 downwards along with the pressing head 3 which synchronously moves downwards along with the upper die structure 1, judges whether the die assembly pressure of the stamping die is stable and linear according to the pressure value change of the elastic pressure sensor device 4 in the stamping process, avoids the stamping damage of a thin backboard caused by unstable and linear of the die assembly force, improves the stamping precision and ensures the safety of stamping equipment.

As shown in fig. 1 and 2, the device comprises a pressure head driving part 5 corresponding to the pressure head 3, and the pressure head 3 is driven by the pressure head driving part 5 to be movably arranged in the die assembly direction relative to the upper die structure 1; and the limiting position of the downward movement of the pressure head 3 driven by the pressure head driving part 5 is an elastic propped position with the top end of the elastic pressure sensor device 4. After the plate blank is placed, the pressing head 3 is required to be driven by the pressing head driving part 5 to move downwards to lean against the top end of the elastic pressure sensor device 4, so that the elastic pressure sensor device 4 can be used for pressure detection in the whole process of die assembly processing, if the male die detects that the pressure is in an unstable linear state in the period of die assembly time without extending into the female die, the die assembly operation is stopped in advance, the stamping processing operation is stopped, the press machine 6 is checked in time, faults are removed, the die assembly force is readjusted, the loss is reduced to the greatest extent, and the pressing head driving part 5 prefers a cylinder.

As shown in fig. 2, the present utility model includes a sensor housing 7 corresponding to the elastic pressure sensor device 4, the elastic pressure sensor device 4 is disposed in the sensor housing 7, and the top of the sensor housing 7 is opened. The damping movement in the sensor housing 7 is provided with a piston 8, and the elastic pressure sensor device 4 is elastically mounted in the sensor housing 7 by the blocking of the piston 8. The arrangement of the piston 8 can ensure that the elastic pressure sensor device 4 has pressure detection values all the time, and prevent the elastic pressure sensor device 4 from being damaged and not known to staff.

More specifically, the elastic pressure sensor device 4 includes an elastic member 41 and a gasket-type pressure sensor 42, the elastic member 41 is elastically disposed between the gasket-type pressure sensor 42 and the piston 8, and the sensor housing 7 has a pressure balance hole 70 that communicates with an inner cavity of a housing in which the elastic member 41 is located. A backing plate 9 is arranged between the elastic piece 41 and the gasket type pressure sensor 42, and the elastic piece 41 is used for pressing the backing plate 9 to press the pressure detection surface of the gasket type pressure sensor 42, so that pressure measurement accuracy is provided. When the ram 3 moves down by the ram driving section 5, the ram is in a state of directly abutting against the piston 8 at the top end of the elastic pressure sensor device 4; when the ram 3 moves down following the upper die structure 1, the ram 3 pushes down the piston 8, the piston 8 moves down, compresses the elastic member 41, and the elastic force is transmitted to the pressure detecting surface of the pad type pressure sensor 42 through the pad 9, and the elastic member 41 is preferably a spring.

In order to realize automatic control, a matched control system is also needed, the gasket type pressure sensor 42 is in signal transmission connection with the control system, the control system is in signal transmission connection with a controller of the press machine 6 of the stamping die, the pressure value fed back by the gasket type pressure sensor 42 is analyzed through the control system, when the pressure is judged to be in an unstable linear state, the control system immediately sends a shutdown command signal to the controller of the press machine 6, the controller controls the press machine 6 to stop the stamping operation, and fault elimination and die clamping force readjustment are carried out.

The foregoing is only a preferred embodiment of the utility model, it being noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the utility model.

Claims (7)

1. Thin backplate stamping device based on pressure linearity detects and adjusts, its characterized in that: comprises a stamping die and a pressure linear detection unit; the pressure linear detection unit comprises a pressure head (3) arranged on an upper die structure (1) of the stamping die and an elastic pressure sensor device (4) arranged on a lower die structure (2), wherein the pressure head (3) corresponds to the elastic pressure sensor device (4) up and down; when the stamping is matched, the pressing head (3) moves downwards synchronously along with the upper die structure (1), and the elastic pressure sensor device (4) is pressed downwards through the pressing head (3).

2. The thin back plate stamping device based on pressure linear detection adjustment of claim 1, wherein: the device comprises a pressure head driving part (5) corresponding to the pressure head (3), wherein the pressure head driving part (5) is used for driving the pressure head (3) to be movably arranged in the die assembly direction relative to the upper die structure (1); and the limiting position of the downward movement of the pressure head (3) driven by the pressure head driving part (5) is an elastic propping position with the top end of the elastic pressure sensor device (4).

3. The thin back plate stamping device based on pressure linear detection adjustment according to claim 2, wherein: the sensor comprises a sensor housing (7) corresponding to an elastic pressure sensor device (4), wherein the elastic pressure sensor device (4) is arranged in the sensor housing (7), and the top of the sensor housing (7) is open.

4. A thin back plate stamping device based on pressure linear detection adjustment according to claim 3, characterized in that: a piston (8) is movably arranged in the sensor housing (7) in a damping manner, and the elastic pressure sensor device (4) is elastically installed in the sensor housing (7) through blocking of the piston (8).

5. The thin back plate stamping device based on pressure linear detection adjustment of claim 4, wherein: the elastic pressure sensor device (4) comprises an elastic member (41) and a gasket-type pressure sensor (42), wherein the elastic member (41) is elastically arranged between the gasket-type pressure sensor (42) and the piston (8).

6. The thin back plate stamping device based on pressure linear detection adjustment of claim 5, wherein: a backing plate (9) is arranged between the elastic piece (41) and the gasket type pressure sensor (42), and the elastic piece (41) is used for pushing the backing plate (9) to press the pressure detection surface of the gasket type pressure sensor (42).

7. A thin back plate stamping device based on pressure linear detection adjustment as claimed in claim 5 or 6, wherein: the sensor housing (7) is provided with a pressure balance hole (70) which conducts the inner cavity of the shell where the elastic piece (41) is located.