CN214976774U - Error detection device and stamping die - Google Patents

Abstract

The utility model discloses an error detection device and a stamping die, wherein the error detection device comprises a die upper template, a sliding part, an elastic resetting part and an alarm circuit; the upper die plate of the die is provided with a mounting hole, and the sliding piece is arranged at the mounting hole; the sliding piece can slide up and down relative to the upper template of the die; the elastic resetting piece is connected with the upper die plate of the die and the sliding piece; the alarm circuit comprises a circuit switch, the circuit switch is positioned above the sliding piece, under the condition that the lower end of the sliding piece is in contact with the poor size area of the workpiece to be processed, the sliding piece slides upwards relative to the upper die plate of the die, and the upper end of the sliding piece is abutted to close the circuit switch. When detecting out unqualified work piece, slider butt closed circuit switch, alarm circuit circular telegram to can in time send alarm signal to indicate the operation personnel, this error detection device simple structure need not purchase precision instruments or carry out extensive transformation to current production facility.

Description

Error detection device and stamping die

Technical Field

The utility model relates to a stamping process technical field, in particular to error detection device and stamping die.

Background

When a product is stamped and processed, an operator is often required to push a workpiece against a front positioning datum to ensure that the processed dimension is qualified, and theoretically, the dimension can be ensured as long as the positioning datum has enough rigidity and is accurately positioned. However, due to personal influences of operators, such as emotions, fatigue, difficulty in observation, inattention, misjudgment, inconsistent actions, and the like, the workpiece is easily positioned incorrectly, which results in incorrect product dimensions, product scrap, customer complaints, and increased cost. Because the unqualified products are random and irregular, the unqualified products can not be eliminated fundamentally through the measures of assault inspection, educational training, economic reward and punishment and the like. At present, the commonly used solution is to arrange full-time staff for full-time inspection after production, the operation efficiency is low, the cost is high, and the random failure phenomenon that the defective products are not found exists in the full-time inspection work.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an error detection device and stamping die to prior art's weak point, aim at in time detecting with the minimum cost and discover aforementioned sporadic nonconforming product.

The utility model provides an error detection device, which is used for a stamping die and comprises a die upper template, a sliding part, an elastic resetting part and an alarm circuit;

the upper die plate of the die is provided with a mounting hole in a vertically penetrating manner, and the sliding piece is arranged at the mounting hole so as to be driven to lift through the upper die plate of the die;

the sliding piece can slide up and down relative to the upper die plate of the die, and the upper end and the lower end of the sliding piece respectively extend out of the mounting hole;

the elastic resetting piece is connected with the upper die plate and the sliding piece and is used for driving the sliding piece to slide downwards relative to the upper die plate;

the alarm circuit comprises a circuit switch, the circuit switch is positioned above the sliding piece, the upper die plate of the die is closed downwards, and under the condition that the lower end of the sliding piece is contacted with the area with poor size of the workpiece to be processed, the sliding piece slides upwards relative to the upper die plate of the die, and the upper end of the sliding piece is abutted to close the circuit switch.

Optionally, the sliding member is a rod-shaped member extending in the up-down direction.

Optionally, the slider is a round bar arrangement.

Optionally, the sliding member is adapted to the shape of the mounting hole.

Optionally, the elastic return member is a return spring.

Optionally, an upper annular boss and a lower annular boss are respectively and laterally protruded at the upper end and the lower end of the sliding part;

two return springs are arranged, one of the two return springs is sleeved outside the upper end of the sliding part and is elastically pressed between the upper annular boss and the upper plate surface of the upper die plate of the die;

the other of the two return springs is sleeved outside the lower end of the sliding part and elastically pressed between the lower annular boss and the lower plate surface of the upper die plate of the die.

Optionally, the alarm circuit further comprises a power supply and an alarm;

the first end of the power supply and the first end of the power supply are respectively connected with the first end and the second end of the circuit switch, and the second end of the power supply is connected with the second end of the alarm.

Optionally, the alarm is an audible and visual alarm.

The utility model also provides a stamping die, include as above error detection device.

The utility model provides an among the technical scheme, when detecting out unqualified work piece, the closed circuit switch of slider butt, alarm circuit circular telegram to can in time send alarm signal to indicate the operation personnel, this error detection device simple structure does not need purchase precision instruments or carries out extensive transformation to current production facility.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an error detection apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of the operation of the error detection apparatus of FIG. 1;

the reference numbers illustrate: the device comprises an error detection device 100, a die upper template 1, a sliding part 2, an elastic resetting part 3, an alarm circuit 4, a circuit switch K, a workpiece 200 to be processed and a poor-size area 210.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides an error detection device, figure 1 and figure 2 do the utility model provides an embodiment of error detection device.

Alternatively, as shown in fig. 1 and 2, the error detection device 100 can be used in a stamping die for stamping a workpiece 200 to be machined, the workpiece 200 to be machined is a micro-groove-type guide rail dedicated to automobiles, a gap is provided at one end of the workpiece 200 to be machined, and if the workpiece 200 to be machined is not a qualified product, the length of the gap of the workpiece 200 to be machined is too small, so that the workpiece 200 to be machined forms a defective-size area 210.

Specifically, as shown in fig. 1 and 2, in the present embodiment, the error detection apparatus 100 includes a mold upper die plate 1, a sliding member 2, an elastic restoring member 3, and an alarm circuit 4; the upper die plate 1 of the die is provided with a mounting hole in a vertically penetrating manner, and the sliding piece 2 is arranged at the mounting hole so as to drive the sliding piece 2 to lift through the upper die plate 1 of the die; the sliding part 2 can slide up and down relative to the upper die plate 1 of the die, and the upper end and the lower end of the sliding part 2 respectively extend out of the mounting hole; the elastic resetting piece 3 is connected with the upper die plate 1 and the sliding piece 2, and the elastic resetting piece 3 is used for driving the sliding piece 2 to slide downwards relative to the upper die plate 1; the alarm circuit 4 includes a circuit switch K which is located above the slide member 2, and when the mold upper platen 1 is closed downward and the lower end of the slide member 2 is in contact with the defective dimension region 210 of the workpiece 200 to be processed, the slide member 2 slides upward relative to the mold upper platen 1, and the upper end of the slide member 2 abuts against and closes the circuit switch K.

The utility model provides an among the technical scheme, when detecting out unqualified work piece, 2 butt closed circuit switch K of slider, alarm circuit 4 circular telegrams to can in time send alarm signal to indicate the operation personnel, this error detection device 100 simple structure does not need to purchase precision instruments or carries out extensive transformation to current production facility.

Alternatively, as shown in fig. 1 and 2, in the present embodiment, the slider 2 is disposed in a rod shape extending in the up-down direction, for example, the slider 2 is disposed in a round rod shape. And, the slider 2 is fitted to the shape of the mounting hole.

The elastic reset piece 3 is connected with the upper die plate 1 and the sliding piece 2, the elastic reset piece 3 can be a reset spring, and specifically, as shown in fig. 1 and 2, in the embodiment, an upper annular boss and a lower annular boss are respectively and laterally protruded at the upper end and the lower end of the sliding piece 2; two return springs are arranged, one of the two return springs is sleeved outside the upper end of the sliding part 2 and elastically pressed between the upper annular boss and the upper plate surface of the upper die plate 1 of the die; the other one of the two return springs is sleeved outside the lower end of the sliding part 2 and is elastically pressed between the lower annular boss and the lower plate surface of the upper die plate 1 of the die. At the end of each working cycle, the rear slider 2 can automatically return to the initial position.

Alarming is carried out through an alarm circuit 4, and specifically, as shown in fig. 1 and fig. 2, in the embodiment, the alarm circuit 4 further comprises a power supply and an alarm; the first end and the second end of the circuit switch K are respectively connected with the first end of the power supply and the first end of the power supply, the second end of the power supply is connected with the second end of the alarm, wherein the alarm can be an audible and visual alarm and the like, the sliding part 2 automatically triggers the alarm circuit 4 when contacting an unqualified workpiece, and when the unqualified workpiece is detected, the alarm can timely send obvious audible and visual signals to prompt an operator; furthermore, the operation of the stamping equipment can be locked according to the alarm circuit 4, and the follow-up operation can be ensured after the unqualified products are processed.

As shown in fig. 2, the error detection apparatus 100 operates as follows:

when the upper die plate 1 of the die moves downwards to process the workpiece 200 to be processed, the sliding part 2 arranged on the upper die plate 1 of the die moves synchronously, if the workpiece 200 to be processed exists in the area 210 with poor size, the sliding part 2 is jacked up and touches a circuit switch K in the alarm circuit 4, the alarm circuit 4 is switched on, and obvious sound and light signals are sent out; when the mold upper platen 1 moves back upward, the return spring restores the position of the slider 2 to the initial position ready for the next inspection. If the workpiece 200 to be machined is a good product, the slide member 2 maintains the initial position and does not trigger the alarm circuit 4.

Error detection apparatus 100 has the following advantages:

1. the structure is simple, and precise instruments do not need to be purchased or the existing production equipment does not need to be modified on a large scale;

2. the online automatic detection is realized, no additional operation process and operation personnel are needed, and the production rhythm is not influenced;

3. the operation is simple, and the operators are not required to have high skill and capability.

The utility model also provides a stamping die, include as above error detection device.

The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims (9)

1. An error detection device is used for a stamping die and is characterized by comprising an upper die plate of the die, a sliding part, an elastic resetting part and an alarm circuit;

the upper die plate of the die is provided with a mounting hole in a vertically penetrating manner, and the sliding piece is arranged at the mounting hole so as to be driven to lift through the upper die plate of the die;

the sliding piece can slide up and down relative to the upper die plate of the die, and the upper end and the lower end of the sliding piece respectively extend out of the mounting hole;

the elastic resetting piece is connected with the upper die plate and the sliding piece and is used for driving the sliding piece to slide downwards relative to the upper die plate;

the alarm circuit comprises a circuit switch, the circuit switch is positioned above the sliding piece, the upper die plate of the die is closed downwards, and under the condition that the lower end of the sliding piece is contacted with the area with poor size of the workpiece to be processed, the sliding piece slides upwards relative to the upper die plate of the die, and the upper end of the sliding piece is abutted to close the circuit switch.

2. The error detection apparatus of claim 1 wherein the slider is configured as a bar extending in an up-down direction.

3. The error detection apparatus of claim 2 wherein the slider is a round bar arrangement.

4. The error detection apparatus of claim 1 wherein the slider is shaped to fit the mounting hole.

5. The error detection apparatus of claim 1 wherein the resilient return member is a return spring.

6. The error detection apparatus of claim 5 wherein the upper and lower ends of the slider are laterally convexly provided with upper and lower annular bosses, respectively;

two return springs are arranged, one of the two return springs is sleeved outside the upper end of the sliding part and is elastically pressed between the upper annular boss and the upper plate surface of the upper die plate of the die;

the other of the two return springs is sleeved outside the lower end of the sliding part and elastically pressed between the lower annular boss and the lower plate surface of the upper die plate of the die.

7. The error detection apparatus of claim 1 wherein the alarm circuit further comprises a power source and an alarm;

the first end of the power supply and the first end of the power supply are respectively connected with the first end and the second end of the circuit switch, and the second end of the power supply is connected with the second end of the alarm.

8. The error detection apparatus of claim 7 wherein the alarm is an audible and visual alarm.

9. A stamping die comprising an error detection arrangement as claimed in any one of claims 1 to 8.

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