CN112798616A - Nut distinguishing method and system for necking machine - Google Patents
Nut distinguishing method and system for necking machine Download PDFInfo
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- CN112798616A CN112798616A CN202011587354.2A CN202011587354A CN112798616A CN 112798616 A CN112798616 A CN 112798616A CN 202011587354 A CN202011587354 A CN 202011587354A CN 112798616 A CN112798616 A CN 112798616A
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000002950 deficient Effects 0.000 claims abstract description 27
- 238000007599 discharging Methods 0.000 claims description 16
- 238000012850 discrimination method Methods 0.000 claims description 2
- 238000002788 crimping Methods 0.000 claims 2
- 238000012937 correction Methods 0.000 abstract description 5
- 235000014571 nuts Nutrition 0.000 description 76
- 210000003128 head Anatomy 0.000 description 6
- 230000007547 defect Effects 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000013329 compounding Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000021011 mixed nuts Nutrition 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000009661 fatigue test Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
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- Life Sciences & Earth Sciences (AREA)
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- Forging (AREA)
Abstract
The application relates to the technical field of nut necking machines, in particular to a nut distinguishing method and system for a necking machine, wherein the nut distinguishing method for the necking machine comprises the following steps: collecting the closing-in pressure of the nut in real time and drawing a closing-in pressure real-time curve graph; comparing the closing pressure real-time curve graph with a preset pressure curve graph; and when the closing-in pressure real-time curve graph is matched with the preset pressure curve graph or fluctuates up and down within an allowable error range, judging the nut to be a good product and collecting the good product, otherwise, judging the nut to be a non-good product and removing the non-good product nut. The nut distinguishing method for the nut for the necking machine can effectively eliminate the defective nut and the nuts of different materials mixed in the batch, the distinguishing system automatically works, manpower is liberated, the productivity is improved, in addition, the workpiece is immediately detected after the workpiece is processed, the timeliness is high, the error correction is timely, and the rejection rate is low.
Description
Technical Field
The application relates to the technical field of nut necking machines, in particular to a nut distinguishing method and system for a necking machine.
Background
At present, after a necking machine is used for necking a workpiece, the workpiece is manually subjected to fatigue test, the workpiece reaches a specified standard, namely, the workpiece is free of defects or is regarded as a defective product, wherein the specification and the model of the workpiece can only be identified by human eyes after the same male part mixed material with the same shape and different materials is mixed, and then the workpiece is manually classified. Therefore, the defects of the nuts are manually judged, whether artificial subjective factors exist in material mixing or not is judged, the judgment period is long, the material mixing cannot be rapidly identified, human eyes are used for identifying whether the workpieces are mixed or not, the timeliness is low, and the condition that error correction is not timely exists, so that the rejection rate is high.
Disclosure of Invention
The utility model aims to provide a nut's discrimination method and discrimination system for necking machine has solved the artifical defect of judging the nut that exists among the prior art and whether the compounding has artificial subjective factor to a certain extent, judges the unable quick discernment of cycle length, and whether people's eye discernment work piece compounding ageing ratio is lower moreover, has the untimely situation of error correction and then leads to the technical problem that the rejection rate is high.
The application provides a nut distinguishing method for a necking machine, which comprises the following steps:
collecting the closing-in pressure of the nut in real time, and drawing a closing-in pressure real-time curve graph;
comparing the closing pressure real-time curve graph with a preset pressure curve graph;
and when the closing-up pressure real-time curve graph is matched with the preset pressure curve graph or fluctuates up and down within an allowable error range, judging the nut to be a good product and collecting the good product, otherwise, judging the nut to be a non-good product and removing the non-good product nut.
In the technical scheme, further, the closing-in pressure of the nut is acquired in real time by adopting a pressure sensor.
In any of the above technical solutions, further, when the nut is determined to be a non-defective product, the non-defective product is manually removed.
In any of the above technical solutions, further, when the nut is determined to be a non-defective product, the nut of the non-defective product is automatically discharged by using a discharging mechanism.
The application also provides a nut distinguishing system for the necking machine, and the nut distinguishing method for the necking machine is based on any technical scheme, so that all the beneficial technical effects of the method are achieved, and the detailed description is omitted.
In the above technical solution, further, the nut discriminating system for the necking machine includes a pressure sensor and a controller; the pressure sensor is arranged on a pressure head of the necking machine and used for acquiring the necking pressure of the nut in real time;
the controller is used for comparing the closing-in pressure real-time curve graph with a preset pressure curve graph and making judgment.
In any of the above technical solutions, further, the nut distinguishing system for a necking machine further includes a discharging mechanism, and the discharging mechanism is used for removing the nuts of the defective products.
In any of the above technical solutions, further, the discharging mechanism is an automatic feeding and discharging manipulator.
In any of the above technical solutions, further, the nut distinguishing system for a necking machine further includes an alarm component for warning an operator that a defective nut appears.
In any of the above technical solutions, further, the nut distinguishing system for the necking machine further includes a standby pressure sensor, where the standby pressure sensor is also disposed on the pressure head and used to replace the pressure sensor to collect the necking pressure of the nut in real time when the pressure sensor is damaged.
In any of the above technical solutions, further, the nut distinguishing system for a necking machine further includes a shooting member, and the shooting member is used for shooting a necking process of the nut.
Compared with the prior art, the beneficial effect of this application is:
the nut distinguishing method for the nut for the necking machine can effectively eliminate the defective nut and the nuts of different materials mixed in the batch, the distinguishing system automatically works, manpower is liberated, the productivity is improved, in addition, the workpiece is immediately detected after the workpiece is processed, the timeliness is high, the error correction is timely, and the rejection rate is low.
The utility model provides a discrimination system of nut for closing up machine can effectively get rid of the defective nut and sneak into the nut of the different materials of batch, and discrimination system automatic work liberates the manpower, improves productivity, and is accurate timely moreover.
Drawings
In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic flow chart of a nut distinguishing method for a necking machine according to an embodiment of the present application.
Detailed Description
The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all embodiments.
The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The following detailed description is provided to assist the reader in obtaining a thorough understanding of the methods, devices, and/or systems described herein. However, various changes, modifications, and equivalents of the methods, apparatus, and/or systems described herein will be apparent to those skilled in the art in view of the disclosure of the present application. For example, the order of operations described herein is merely an example, which is not limited to the order set forth herein, but rather, variations may be made in addition to operations which must occur in a particular order, which will be apparent upon understanding the disclosure of the present application. Moreover, descriptions of features known in the art may be omitted for the sake of clarity and conciseness.
The following describes a nut discriminating method and a nut discriminating system for a necking machine according to some embodiments of the present application with reference to fig. 1.
Example one
Referring to fig. 1, an embodiment of the present application provides a method for discriminating a nut for a necking machine, including the following steps:
collecting the closing-in pressure of the nut in real time, and drawing a closing-in pressure real-time curve graph;
comparing the closing pressure real-time curve graph with a preset pressure curve graph;
and when the closing-in pressure real-time curve graph is not matched with the preset pressure curve graph or does not fluctuate up and down within the allowable error range, judging the nut as a non-defective product and removing the non-defective product.
Preferably, the closing pressure of the nut is acquired in real time by a pressure sensor.
Preferably, when the nut is judged to be a defective product, the nut of the defective product is manually removed; or when the nuts are judged to be defective products, the nuts of the defective products are automatically discharged by the discharging mechanism.
According to the description, in the process of closing the nut, the nut closing-in machine is provided with the pressure sensor at the pressure head of the closing-in machine, the closing-in pressure is monitored in real time, the closing-in pressure acquired by the pressure sensor is used for drawing a pressure change trend graph, and because the closing-in deformation parameters of workpieces in the same batch are required to be basically consistent, the drawn pressure change curve is relatively fixed or fluctuates up and down within an error allowable range.
If the figure changes differently, and the difference is so great that the difference exceeds the preset range value, the processing technology is judged not to reach the standard, the internal defect of the nut can be considered, meanwhile, when nuts of different materials and the same appearance are mixed into the nuts in batches to be processed, the pressure curves are also inconsistent, when the system identifies that the change of the inlet pressure curve is large, a prompt for whether the workpieces are mixed or not is sent to an operator, or the workpieces are judged to be mixed according to specific conditions, and then the defective nuts or the mixed nuts are removed by using a discharging mechanism or manually.
Therefore, the method can effectively eliminate defective nuts and nuts mixed in the batch of different materials, the judgment system automatically works, manpower is liberated, productivity is improved, in addition, the workpiece is detected immediately after the workpiece is processed, the timeliness is high, error correction is timely, and the rejection rate is low.
Preferably, as shown in fig. 1, before the closing-in pressure of the nut is collected in real time and a real-time curve graph of the closing-in pressure is drawn, the closing-in machine is started, and a pressure monitoring interface is adjusted on a display screen of the closing-in machine, so that the monitoring work at the later stage is facilitated.
Example two
The embodiment of the application also provides a system for judging the nut for the necking machine, which comprises the method for judging the nut for the necking machine in any embodiment, so that the method has all the beneficial technical effects, and the details are not repeated.
In this embodiment, preferably, the nut discriminating system for the necking machine includes a pressure sensor and a controller;
the pressure sensor is arranged on a pressure head of the necking machine and used for acquiring the necking pressure of the nut in real time;
the controller is used for comparing the closing-in pressure real-time curve graph with a preset pressure curve graph and making judgment.
According to the structure, in the process of closing the nut, the nut closing machine is provided with the pressure sensor at the pressure head of the closing machine, the closing pressure is monitored in real time, the closing pressure acquired by the pressure sensor is used for drawing a pressure change trend graph, and the pressure sensor transmits the graph to the controller.
And then the controller judges, specifically, because the closing deformation parameters of the workpieces in the same batch are required to be basically consistent, the drawn pressure change curve is relatively fixed or fluctuates up and down within an error allowable range, if the figure change is different and the difference is larger than a preset range value, the processing technology is judged not to reach the standard, the nut internal defect can be considered, meanwhile, when nuts with the same shape and different materials are mixed into the nuts in the batch for processing, the pressure curves are also inconsistent, when the controller identifies that the change of the closing pressure curve is relatively large, a prompt for whether the workpieces are mixed or not can be sent to an operator, or the workpieces are judged to be mixed according to specific conditions, and then the defective nuts or the mixed nuts are manually removed or are removed by using a discharging mechanism.
In this embodiment, preferably, the nut distinguishing system for the necking machine further comprises a discharging mechanism, the discharging mechanism is used for removing the nuts which are not good, the automation degree is high, and the work efficiency is improved.
Wherein, optionally, the discharge mechanism is an automatic feeding and discharging manipulator.
In this embodiment, it is preferable that the nut discriminating system for a nut for a necking machine further includes an alarm means for warning an operator of the presence of defective nuts.
According to the structure described above, when a defective nut or a mixing nut occurs, the alarm member gives an alarm to prompt an operator.
Wherein, optionally, the alarm member may be an alarm.
In this embodiment, preferably, the nut discrimination system for the necking machine further includes a standby pressure sensor, and the standby pressure sensor is also arranged on the pressure head, and is used for collecting the necking pressure of the nut in real time instead of the pressure sensor when the pressure sensor is damaged, so that the nut discrimination system is safer and more reliable, and ensures continuous production.
In this embodiment, preferably, the nut distinguishing system for the necking machine further comprises a shooting component, and the shooting component is used for shooting the necking process of the nut.
According to the above-described structure, the operator can monitor the processing site in the control room.
Wherein optionally the photographing member is a camera.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.
Claims (10)
1. A nut distinguishing method for a necking machine is characterized by comprising the following steps:
collecting the closing-in pressure of the nut in real time, and drawing a closing-in pressure real-time curve graph;
comparing the closing pressure real-time curve graph with a preset pressure curve graph;
and when the closing-up pressure real-time curve graph is matched with the preset pressure curve graph or fluctuates up and down within an allowable error range, judging the nut to be a good product and collecting the good product, otherwise, judging the nut to be a non-good product and removing the non-good product nut.
2. The method for discriminating the nut for the necking machine according to claim 1, wherein the pressure sensor is used to acquire the necking pressure of the nut in real time.
3. The method for discriminating a nut for a necking machine according to claim 1, wherein when the nut is judged to be a defective product, the defective nut is manually removed.
4. The method for discriminating nuts for a necking machine according to claim 1, wherein when the nuts are judged to be defective, the defective nuts are automatically removed by a discharging mechanism.
5. A nut discrimination system for a necking machine is characterized in that the nut discrimination system is based on the nut discrimination method for the necking machine of any one of claims 1 to 4;
the nut distinguishing system for the necking machine comprises a pressure sensor and a controller; the pressure sensor is arranged on a pressure head of the necking machine and used for acquiring the necking pressure of the nut in real time;
the controller is used for comparing the closing-in pressure real-time curve graph with a preset pressure curve graph and making judgment.
6. The nut distinguishing system for a necking machine according to claim 5, wherein the nut distinguishing system for a necking machine further comprises a discharging mechanism for discharging the defective nuts.
7. The nut discriminating system for a necking machine according to claim 6, wherein the discharging mechanism is an automatic feeding and discharging robot.
8. The nut discriminating system for a nut ring closing machine according to claim 5, further comprising an alarm means for alerting an operator of the presence of defective nuts.
9. The nut discriminating system for a nut crimping machine as claimed in claim 5, further comprising a backup pressure sensor, wherein the backup pressure sensor is also arranged on the pressure head, and is used for collecting the crimping pressure of the nut in real time instead of the pressure sensor when the pressure sensor is damaged.
10. The nut distinguishing system for the necking machine according to claim 5, further comprising a shooting member for shooting the necking process of the nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011587354.2A CN112798616B (en) | 2020-12-29 | 2020-12-29 | Judging method and judging system for nut for necking machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011587354.2A CN112798616B (en) | 2020-12-29 | 2020-12-29 | Judging method and judging system for nut for necking machine |
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| CN112798616A true CN112798616A (en) | 2021-05-14 |
| CN112798616B CN112798616B (en) | 2024-05-03 |
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