CN205194008U - Towards needle broken needle detection device and punch press - Google Patents
Towards needle broken needle detection device and punch press Download PDFInfo
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- CN205194008U CN205194008U CN201520995281.9U CN201520995281U CN205194008U CN 205194008 U CN205194008 U CN 205194008U CN 201520995281 U CN201520995281 U CN 201520995281U CN 205194008 U CN205194008 U CN 205194008U
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- red needle
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Abstract
The utility model provides a towards needle broken needle detection device, including bent axle angle measure unit, towards needle detecting element, processing unit and alarm means, wherein: bent axle angle measure unit is arranged in detecting the current turned angle of crankshaft connecting rod system bent axle, all corresponding towards the needle with every on the lower table of punch press and being provided with an inspection hole, include at least one proximity switch towards needle detecting element, proximity switch is with the setting of inspection hole one -to -one and install in the inspection hole that corresponds, and whether proximity switch is used for detecting the default distance within range and exists and send the detected signal towards the needle and when detecting towards the needle to processing unit, processing unit is used for being in firstly to judge whether received the detected signal simultaneously when predetermineeing the scope at turned angle, if otherwise send alarm signal to alarm means, alarm means is used for sending the alarm when receiving alarm signal. Through the utility model discloses, thereby can in time discover towards needle fracture avoid extravagant, improve production efficiency dash needle broken needle detection device.
Description
Technical field
The utility model relates to technical field of mechanical equipment, in particular to a kind of red needle needle-break detection device and a kind of punch press.
Background technology
Punch press utilizes toggle to drive slide block to drive upper table to-and-fro movement to carry out processing operation, and slide block is also provided with red needle.In practice, punch press in the course of the work red needle may rupture due to the situation such as accident or strain, if could not rupture by Timeliness coverage, will process a large amount of substandard product, cause serious waste and production production efficiency.
Utility model content
Technical problem to be solved in the utility model is, providing a kind of can Timeliness coverage red needle rupture thus the red needle needle-break detection device avoided waste, enhance productivity.Another technical matters to be solved in the utility model is, providing a kind of can Timeliness coverage red needle rupture thus the punch press avoided waste, enhance productivity.
Therefore, the utility model provides a kind of red needle needle-break detection device, for detecting the state of the red needle of patrix in punch press, described patrix is driven by crankshaft connecting rod system, described red needle needle-break detection device comprises crankshaft angles detecting unit, red needle detecting unit, processing unit and alarm unit, wherein:
Described crankshaft angles detecting unit is for detecting rotational angle that in described crankshaft connecting rod system, bent axle is current and being sent to described processing unit;
All with each described red needle on the lower table of described punch press be correspondingly provided with a detect aperture, described red needle detecting unit comprises at least one proximity switch, described proximity switch arranges with described detect aperture one_to_one corresponding and is arranged in corresponding described detect aperture, and whether described proximity switch exists red needle for detecting within the scope of predeterminable range and send detection signal when described red needle being detected to described processing unit;
Described processing unit is connected to described proximity switch, receives described detection signal for judging whether when described rotational angle is in the first preset range simultaneously, if otherwise send alarm signal to described alarm unit;
Described alarm unit is connected to described processing unit, for giving the alarm when receiving described alarm signal.
In this technical scheme, proximity switch is utilized to detect red needle, when red needle moves to bottom, (when the rotational angle of bent axle is in preset range) proximity switch should detect red needle under normal circumstances, if but length shortens after fracture occurs red needle, proximity switch cannot detect red needle, now processing unit judges that red needle there occurs fracture, alarm unit gives the alarm and reminds staff to process in time, thus avoid carrying out when red needle ruptures producing and cause the waste of material etc., improve production efficiency.
Wherein, the angular range of crank rotation is between 0 ~ 360 °, so the first described preset range is at least in this interval.
Specifically, according to the situation in production reality, red needle move to bottommost and near one within the scope of time judge should red needle be detected, preferably, described first preset range is 160 ~ 200 °, and when crankshaft angles is within the scope of this, processing unit detects simultaneously and whether receives described detection signal; In like manner, judge when crankshaft angles is beyond this scope that red needle has left the sensing range of proximity switch, processing unit can not detect whether receive described detection signal.
Further, described processing unit also for, judge whether when described rotational angle is in the second preset range to receive described detection signal simultaneously, if it is send alarm signal to described alarm unit.In this technical scheme, when red needle should exceed the sensing range of proximity switch, (described rotational angle is in the second preset range) is if processing unit still receives described detection signal, then illustrate that the red needle that there is fracture has dropped in detect aperture, the program is utilized to supplement aforementioned detection scheme, can ensure better to liquidate needle-like state accurate, judge timely, avoid the waste of material, enhance productivity.
Specifically, described second preset range can be the supplementary set of described first preset range, 0 ~ 160 ° and 200 ~ 360 ° can be thought and do not comprise 160 ° and 200 °, corresponding with 160 ~ 200 ° of described first preset range, the needle-like state that ensures all to liquidate in the whole rotation process of bent axle detects, detect more perfect, result is more reliable.
The utility model additionally provides a kind of punch press, comprises the red needle needle-break detection device according to any one of technique scheme.
To sum up, with proximity switch, red needle is detected in the utility model, when red needle moves to bottom, (when the rotational angle of bent axle is in preset range) proximity switch should detect red needle under normal circumstances, if but length shortens after fracture occurs red needle, proximity switch cannot detect red needle, now processing unit judges that red needle there occurs fracture, alarm unit gives the alarm and reminds staff to process in time, thus avoid carrying out when red needle ruptures producing and cause the waste of material etc., improve production efficiency; When red needle should exceed the sensing range of proximity switch, (described rotational angle is in the second preset range) is if processing unit still receives described detection signal, then illustrate that the red needle that there is fracture has dropped in detect aperture, the program is utilized to supplement aforementioned detection scheme, can ensure better to liquidate needle-like state accurate, judge timely, avoid the waste of material, enhance productivity.
Accompanying drawing explanation
Fig. 1 is the red needle needle-break detection device block diagram according to the utility model embodiment;
Fig. 2 is the design diagram of detect aperture in the red needle needle-break detection device according to the utility model embodiment.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
As depicted in figs. 1 and 2, according to the red needle needle-break detection device of embodiment of the present utility model, for detecting the state of the red needle of patrix in punch press, described patrix is driven by crankshaft connecting rod system, described red needle needle-break detection device comprises crankshaft angles detecting unit 02, red needle detecting unit 04, processing unit 06 and alarm unit 08, wherein:
Described crankshaft angles detecting unit 02 is for detecting rotational angle that in described crankshaft connecting rod system, bent axle is current and being sent to described processing unit 06;
All with each described red needle on the lower table 1 of described punch press be correspondingly provided with a detect aperture 2, described red needle detecting unit 04 comprises at least one proximity switch 041, described proximity switch 041 arranges with described detect aperture 2 one_to_one corresponding and is arranged in corresponding described detect aperture 2, and whether described proximity switch 041 exists red needle for detecting within the scope of predeterminable range and send detection signal when described red needle being detected to described processing unit 06;
Described processing unit 06 is connected to described proximity switch 041, receives described detection signal for judging whether when described rotational angle is in the first preset range simultaneously, if otherwise send alarm signal to described alarm unit 08;
Described alarm unit 08 is connected to described processing unit 06, for giving the alarm when receiving described alarm signal.
In this technical scheme, proximity switch 041 pair of red needle is utilized to detect, when red needle moves to bottom, (when the rotational angle of bent axle is in preset range) proximity switch should detect red needle under normal circumstances, if but length shortens after fracture occurs red needle, proximity switch 041 cannot detect red needle, now processing unit 06 judges that red needle there occurs fracture, alarm unit 08 gives the alarm and reminds staff to process in time, thus avoid carrying out when red needle ruptures producing and cause the waste of material etc., improve production efficiency.
Wherein, the angular range of crank rotation is between 0 ~ 360 °, so the first described preset range is at least in this interval.
Specifically, according to the situation in production reality, red needle move to bottommost and near one within the scope of time judge should red needle be detected, preferably, described first preset range is 160 ~ 200 °, and when crankshaft angles is within the scope of this, processing unit 06 detects simultaneously and whether receives described detection signal; In like manner, judge when crankshaft angles is beyond this scope that red needle has left the sensing range of proximity switch 041, processing unit 06 can not detect whether receive described detection signal.
Further, described processing unit 06 also for, judge whether when described rotational angle is in the second preset range to receive described detection signal simultaneously, if it is send alarm signal to described alarm unit 08.In this technical scheme, when red needle should exceed the sensing range of proximity switch 041, (described rotational angle is in the second preset range, obviously, this scope also at least should between 0 ~ 360 °) if processing unit 06 still receives described detection signal, then illustrate that the red needle that there is fracture to have dropped in detect aperture 2, utilizes the program to supplement aforementioned detection scheme, the needle-like state that can ensure better to liquidate accurate, judge timely, avoid the waste of material, enhance productivity.
Specifically, described second preset range can be the supplementary set of described first preset range, 0 ~ 160 ° and 200 ~ 360 ° can be thought and do not comprise 160 ° and 200 °, corresponding with 160 ~ 200 ° of described first preset range, the needle-like state that ensures all to liquidate in the whole rotation process of bent axle detects, detect more perfect, result is more reliable.
The utility model additionally provides a kind of punch press, comprises the red needle needle-break detection device according to any one of technique scheme.
To sum up, detect by proximity switch 041 pair of red needle in the utility model, when red needle moves to bottom, (when the rotational angle of bent axle is in preset range) proximity switch should detect red needle under normal circumstances, if but length shortens after fracture occurs red needle, proximity switch 041 cannot detect red needle, now processing unit 06 judges that red needle there occurs fracture, alarm unit 08 gives the alarm and reminds staff to process in time, thus avoid carrying out when red needle ruptures producing and cause the waste of material etc., improve production efficiency, when red needle should exceed the sensing range of proximity switch 041, (described rotational angle is in the second preset range) is if processing unit 06 still receives described detection signal, then illustrate that the red needle that there is fracture to have dropped in detect aperture 2, the program is utilized to supplement aforementioned detection scheme, can ensure better to liquidate needle-like state accurate, judge timely, avoid the waste of material, enhance productivity.
In sum, content of the present utility model is not limited in the above-described embodiment, and those skilled in the art can propose other embodiment within technological guidance's thought of the present utility model, but this embodiment is all included within scope of the present utility model.
Claims (5)
1. a red needle needle-break detection device, for detecting the state of the red needle of patrix in punch press, described patrix is driven by crankshaft connecting rod system, it is characterized in that, described red needle needle-break detection device comprises crankshaft angles detecting unit (02), red needle detecting unit (04), processing unit (06) and alarm unit (08), wherein:
Described crankshaft angles detecting unit (02) is for detecting rotational angle that in described crankshaft connecting rod system, bent axle is current and being sent to described processing unit (06);
The lower table (1) of described punch press is upper all to each described red needle is correspondingly provided with a detect aperture (2), described red needle detecting unit (04) comprises at least one proximity switch (041), described proximity switch (041) arranges with described detect aperture (2) one_to_one corresponding and is arranged in corresponding described detect aperture (2), and whether described proximity switch (041) exists red needle for detecting within the scope of predeterminable range and send detection signal when described red needle being detected to described processing unit (06);
Described processing unit (06) is connected to described proximity switch (041), receive described detection signal for judging whether when described rotational angle is in the first preset range simultaneously, if otherwise send alarm signal to described alarm unit (08);
Described alarm unit (08) is connected to described processing unit (06), for giving the alarm when receiving described alarm signal.
2. red needle needle-break detection device according to claim 1, is characterized in that, described first preset range is 160 ~ 200 °.
3. red needle needle-break detection device according to claim 1 and 2, it is characterized in that, described processing unit (06) also for, judge whether when described rotational angle is in the second preset range to receive described detection signal simultaneously, if it is send alarm signal to described alarm unit (08).
4. red needle needle-break detection device according to claim 3, is characterized in that, described second preset range is 0 ~ 160 ° and 200 ~ 360 °, and does not comprise 160 ° and 200 °.
5. a punch press, is characterized in that, comprises the red needle needle-break detection device according to any one of Claims 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520995281.9U CN205194008U (en) | 2015-12-03 | 2015-12-03 | Towards needle broken needle detection device and punch press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520995281.9U CN205194008U (en) | 2015-12-03 | 2015-12-03 | Towards needle broken needle detection device and punch press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205194008U true CN205194008U (en) | 2016-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520995281.9U Active CN205194008U (en) | 2015-12-03 | 2015-12-03 | Towards needle broken needle detection device and punch press |
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| Country | Link |
|---|---|
| CN (1) | CN205194008U (en) |
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2015
- 2015-12-03 CN CN201520995281.9U patent/CN205194008U/en active Active
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |