CN109340551A - A kind of forging press special photoelectric protective device - Google Patents
A kind of forging press special photoelectric protective device Download PDFInfo
- Publication number
- CN109340551A CN109340551A CN201811461587.0A CN201811461587A CN109340551A CN 109340551 A CN109340551 A CN 109340551A CN 201811461587 A CN201811461587 A CN 201811461587A CN 109340551 A CN109340551 A CN 109340551A
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- CN
- China
- Prior art keywords
- light
- photophore
- receiving device
- sliding block
- relay
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
- F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
- F16P3/12—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine
- F16P3/14—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact
Abstract
The invention discloses a kind of forging press special photoelectric protective devices, including photophore, light-receiving device, controller, the photophore is consistent with light-receiving device structure, including motor, bracket, sliding block, sensor and fastener, the upper end of the bracket is connected to motor, cooling fin is equipped with inside the motor, the bracket is equipped with sliding block, thermal insulation board is equipped with inside the sliding block, sensor is fixed on the sliding block, damping rubber pad is equipped in the junction of sliding block and sensor, the photophore and light-receiving device bottom are equipped with fastener, the photophore and light-receiving device upper end are equipped with top optical axis mark, lower end is equipped with lower part optical axis mark；The photophore and light-receiving device are connected by transmission line with controller, and the configuration of the present invention is simple, steady signal transmission, the response time is short, and the service life is longer.
Description
Technical field
The present invention relates to forging press technical field, specially a kind of forging press special photoelectric protective device.
Background technique
Photoelectric protector is that the protection zone setting between the operator and dangerous work area of forging press can not show
Outside line light curtain, once operator a part enters protection zone blocking light curtain, forging press stops in emergency, and prevents dangerous play.
Existing photoelectric protector is taken up an official post in resolving power, anti-light, electromagnetic interference, response time and security reliability and is so deposited
In some defects；And under prolonged work, so that device is easier aged deterioration, service efficiency is influenced.
Summary of the invention
The purpose of the present invention is to provide a kind of forging press special photoelectric protective devices, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme: a kind of forging press special photoelectric protective device, including
Photophore, light-receiving device, controller, the photophore is consistent with light-receiving device structure, including motor, bracket, sliding block, sensor and tight
Firmware, the upper end of the bracket are connected to motor, cooling fin are equipped with inside the motor, the bracket is equipped with sliding block, described
It is equipped with thermal insulation board inside sliding block, is fixed with sensor on the sliding block, is equipped with damping rubber pad in the junction of sliding block and sensor,
The photophore and light-receiving device bottom are equipped with fastener, and the photophore and light-receiving device upper end are equipped with top optical axis mark, under
End is equipped with lower part optical axis mark；The photophore and light-receiving device are connected by transmission line with controller.
Preferably, relay K1 and relay K2 is equipped with inside the controller, the sensor is using NPN output electricity
Road.
Preferably, the NPN output circuit, including auxiliary output terminal, photophore output polarity setting line, light projector stop
And the RESET input, interlocking setting input terminal, photophore synchronize the synchronous cathode of anode, photophore, light-receiving device synchronizes anode, light
Device synchronizes cathode, external equipment monitoring input terminal, control output end one, control output end two, light-receiving device output polarity setting line,
The photophore synchronizes anode anode synchronous with light-receiving device and is connected, the synchronous cathode of photophore cathode phase synchronous with light-receiving device
It connects, load device is connected on auxiliary output terminal, while being connected to photophore output polarity setting line, the photophore output stage
Property setting line be connected to positive pole, the light projector stop and the RESET input on be connected to switch, while connecting interlocking setting
Input terminal, the interlocking setting input terminal are connected to power cathode, and the external equipment monitoring input terminal is connected in controller
Portion's relay K1 normally closed switch and relay K2 normally closed switch, while power cathode is connected, the control output end 1 is connected to control
Device internal relay K1 processed, control output end 2 are connected to controller internal relay K2, and the relay K1 and relay K2 are again
Line, which is set, by light-receiving device output polarity is connected to positive pole.
Preferably, one layer of nickel of the photophore and light-receiving device electroplating surface.
Preferably, the optical axis marker spacing of the photophore and light-receiving device is 18mm.
Compared with prior art, the beneficial effects of the present invention are: the configuration of the present invention is simple, steady signal transmission, when response
Between it is short, the service life is longer；The present invention adopts in controller using two relays, substantially increases the safety of device, thus
It is more applicable in punching press industry or dangerous operation environment；The present invention uses the light curtain of NPN circuit output, and inside has redundancy knot
Structure, even if output is broken down all the way, light curtain is still able to maintain the state of a safety, and response time short stability is high；This hair
Mingguang City's axis marker spacing is 18mm, and optical axis spacing is smaller, and light beam is closeer, and detection accuracy is higher, and such setting can be protected
Palm.
Detailed description of the invention
Fig. 1 is the overall structure diagram of photophore of the present invention and light-receiving device；
Fig. 2 is photoelectric protector electrical block diagram of the present invention；
Fig. 3 is NPN electrical block diagram of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of forging press special photoelectric protective device technical solution: a kind of forging press is special
With photoelectric protector, including photophore 1, light-receiving device 2, controller 3, the photophore 1 is consistent with 2 structure of light-receiving device, including
Motor 4, bracket 5, sliding block 6, sensor 7 and fastener 8, the upper end of bracket 5 are connected to motor 4, are equipped with cooling fin inside motor 4
9, it can radiate to motor, prevent it because the internal temperature that works long hours is excessively high, cause to damage；Bracket 5 is equipped with sliding block
6, thermal insulation board 10 is equipped with inside sliding block 6, the heat generated when can be to sliding completely cut off, and effectively prevent high temperature to sliding block
Loss；It is fixed with sensor 7 on sliding block 6, is equipped with damping rubber pad 12 in the junction of sliding block 6 and sensor 7, cunning can be reduced
Dynamic is the vibration generated, substantially increases laser propagation effect；Photophore 1 and 2 bottom of light-receiving device are equipped with fastener 8, on fastener 8
Equipped with coarse decorative pattern, frictional force can be increased, keep it stronger when fixed；Photophore 1 and 2 upper end of light-receiving device are set
There is top optical axis mark 13, lower end is equipped with lower part optical axis mark 14；Photophore 1 and light-receiving device 2 pass through transmission line 16 and controller 3
It is connected.
In the present embodiment, relay K118 and relay K219 is equipped with inside controller 3, using two relays, significantly
The safety of device is improved, to be more applicable in punching press industry or dangerous operation environment；Sensor 11 is exported using NPN
Circuit, the light curtain gone out, inside have redundancy structure, even if output is broken down all the way, light curtain is still able to maintain a safety
State, and response time short stability is high.
In the present embodiment, NPN output circuit, including auxiliary output terminal 20, photophore output polarity setting line 21, light projector stop
Only and the RESET input 22, that interlocking setting input terminal 23, photophore synchronize the synchronous cathode 25 of anode 24, photophore, light-receiving device is same
Step anode 26, the synchronous cathode 27 of light-receiving device, external equipment monitoring input terminal 28, control output end 1, control output end 2 30,
Light-receiving device output polarity sets line 31, and photophore synchronizes the anode 26 synchronous with light-receiving device of anode 25 and is connected, and photophore synchronizes negative
The cathode 28 synchronous with light-receiving device of pole 27 is connected, and load device 32 is connected on auxiliary output terminal 20, while it is defeated to be connected to photophore
Polarity set line 21 out, photophore output polarity setting line 21 are connected to positive pole, light projector stop and the RESET input 22 on
It is connected to switch S1, while connecting interlocking setting input terminal 23, the interlocking setting input terminal 23 is connected to power cathode, external
Monitoring of tools input terminal 28 is connected to 3 internal relay K1 normally closed switch 40 of controller and relay K2 normally closed switch 41, simultaneously
Power cathode is connected, control output end 129 is connected to 17 internal relay K118 of controller, and control output end 230 is connected to control
3 internal relay K219 of device, relay K118 and relay K219 processed are connected to further through light-receiving device output polarity setting line 31
Positive pole.
In the present embodiment, photophore 1 and light-receiving device 2 electroplating surface, one layer of nickel form one layer of fine and close oxygen by oxidation
Compound film, thus stop water and air etc. to considerably increase its service life to the corrosion of steel, and manufacturing cost is low, ring
It ensures safety.
In the present embodiment, the optical axis marker spacing of photophore 1 and light-receiving device 2 is 18mm, and optical axis spacing is smaller, and light beam is got over
Close, detection accuracy is higher, and such setting can protect palm.
Working principle: photo-electric safety protective device, the protection zone between the operator and dangerous work area of forging press
Invisible infrared ray light curtain is set, once operator a part enters protection zone blocking light curtain, control system is then outputed signal to
Forging press safety and firing mechanism, enables forging press stop in emergency, and prevents dangerous play；The infrared of coding is generated by photophore
Light beam, light-receiving device receive corresponding light beam；The protection zone of a rectangle is generated between photophore and light-receiving device.Work as opaque article
When into this region, corresponding light beam is blocked, and photophore or light-receiving device generate shielding signals and export to controller；Controller is final
Shielding signals are changed into relay output signal.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of forging press special photoelectric protective device, including photophore (1), light-receiving device (2), controller (3), the photophore
(1) consistent with light-receiving device (2) structure, including motor (4), bracket (5), sliding block (6), sensor (7) and fastener (8), it is described
The upper end of bracket (5) is connected to motor (4), is equipped with cooling fin (9) inside the motor (4), and the bracket (5) is equipped with sliding block
(6), thermal insulation board (10) are equipped with inside the sliding block (6), are fixed with sensor (7) on the sliding block (6), in sliding block (6) and passed
The junction of sensor (7) is equipped with damping rubber pad (12), and the photophore (1) and light-receiving device (2) bottom are equipped with fastener (8),
The photophore (1) and light-receiving device (2) upper end are equipped with top optical axis mark (13), and lower end is equipped with lower part optical axis mark (14)；Institute
Photophore (1) and light-receiving device (2) is stated to be connected by transmission line (16) with controller (3).
2. a kind of forging press special photoelectric protective device according to claim 1, it is characterised in that: the controller (3)
Inside is equipped with relay K1(18) and relay K2(19), the sensor (11) uses NPN output circuit.
3. a kind of forging press special photoelectric protective device according to claim 2, it is characterised in that: the NPN output
Circuit, including auxiliary output terminal (20), photophore output polarity setting line (21), light projector stopping and the RESET input (22), connection
Lock setting input terminal (23), photophore synchronize positive (24), photophore synchronous cathode (25), light-receiving device synchronize positive (26), by
Light device synchronous cathode (27), external equipment monitor input terminal (28), control output end 1(29), control output end 2(30), light
Device output polarity sets line (31), and the photophore synchronizes positive (25) positive (26) synchronous with light-receiving device and is connected, the hair
Light device synchronous cathode (27) cathode (28) synchronous with light-receiving device is connected, and load device (32) is connected on auxiliary output terminal (20),
It is connected to photophore output polarity setting line (21) simultaneously, photophore output polarity setting line (21) is being connected to power supply just
Pole, the light projector stop and the RESET input (22) on be connected to switch (S1), while connecting interlocking setting input terminal (23), institute
It states interlocking setting input terminal (23) and is connected to power cathode, external equipment monitoring input terminal (28) is connected to controller (17)
Internal relay K1 normally closed switch (40) and relay K2 normally closed switch (41), while power cathode is connected, the control output
One (29) of end are connected to controller (3) internal relay K1(42), control output end two (30) be connected to controller (3) it is internal after
Electric appliance K2(43), the relay K1(42) and relay K2(43) be connected to further through light-receiving device output polarity setting line (31)
Positive pole.
4. a kind of forging press special photoelectric protective device according to claim 1, it is characterised in that: the photophore (1)
With one layer of nickel of light-receiving device (2) electroplating surface.
5. a kind of forging press special photoelectric protective device according to claim 1, it is characterised in that: the photophore (1)
Optical axis marker spacing with light-receiving device (2) is 18mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811461587.0A CN109340551A (en) | 2018-12-02 | 2018-12-02 | A kind of forging press special photoelectric protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811461587.0A CN109340551A (en) | 2018-12-02 | 2018-12-02 | A kind of forging press special photoelectric protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109340551A true CN109340551A (en) | 2019-02-15 |
Family
ID=65320100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811461587.0A Withdrawn CN109340551A (en) | 2018-12-02 | 2018-12-02 | A kind of forging press special photoelectric protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109340551A (en) |
Citations (9)
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|---|---|---|---|---|
| US5999395A (en) * | 1997-04-11 | 1999-12-07 | Schneider Electric Sa | Monitoring circuit for a constant monitoring of a plurality of signal inputs |
| CN201242032Y (en) * | 2007-12-12 | 2009-05-20 | 济宁科力光电产业有限责任公司 | Self-checking type photoelectric protection device |
| CN201348130Y (en) * | 2008-06-13 | 2009-11-18 | 哈尔滨理工大学 | High-reliability punch automatic protection device |
| CN104056996A (en) * | 2013-03-18 | 2014-09-24 | 黄石市富宏机械制造有限公司 | Bending machine provided with photoelectric protection device |
| CN104235588A (en) * | 2013-06-11 | 2014-12-24 | 镇江市申茂机械有限公司 | Photoelectric protection device |
| CN107685117A (en) * | 2017-09-26 | 2018-02-13 | 山东穆柯传感器有限公司 | A kind of bender photoelectric protector |
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-
2018
- 2018-12-02 CN CN201811461587.0A patent/CN109340551A/en not_active Withdrawn
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5999395A (en) * | 1997-04-11 | 1999-12-07 | Schneider Electric Sa | Monitoring circuit for a constant monitoring of a plurality of signal inputs |
| CN201242032Y (en) * | 2007-12-12 | 2009-05-20 | 济宁科力光电产业有限责任公司 | Self-checking type photoelectric protection device |
| CN201348130Y (en) * | 2008-06-13 | 2009-11-18 | 哈尔滨理工大学 | High-reliability punch automatic protection device |
| CN104056996A (en) * | 2013-03-18 | 2014-09-24 | 黄石市富宏机械制造有限公司 | Bending machine provided with photoelectric protection device |
| CN104235588A (en) * | 2013-06-11 | 2014-12-24 | 镇江市申茂机械有限公司 | Photoelectric protection device |
| US20180126682A1 (en) * | 2016-11-10 | 2018-05-10 | Fiessler Elektronik Gmbh & Co. Kg | Deformation Device and Method for Operating a Deformation Device |
| CN207281392U (en) * | 2017-09-18 | 2018-04-27 | 深圳依偎控股有限公司 | A kind of 3D gratings drive circuit |
| CN107685117A (en) * | 2017-09-26 | 2018-02-13 | 山东穆柯传感器有限公司 | A kind of bender photoelectric protector |
| CN207442421U (en) * | 2017-10-20 | 2018-06-01 | 西安秦电仪表有限责任公司 | A kind of microcomputer protecting device |
Non-Patent Citations (1)
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Application publication date: 20190215 |
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| WW01 | Invention patent application withdrawn after publication |