CN205217844U - Numerical control bender with intelligent security light curtain and safety arrangement - Google Patents

Numerical control bender with intelligent security light curtain and safety arrangement Download PDF

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Publication number
CN205217844U
CN205217844U CN201520919816.4U CN201520919816U CN205217844U CN 205217844 U CN205217844 U CN 205217844U CN 201520919816 U CN201520919816 U CN 201520919816U CN 205217844 U CN205217844 U CN 205217844U
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CN
China
Prior art keywords
light curtain
safe light
numerical control
control bender
bender
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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.)
Expired - Fee Related
Application number
CN201520919816.4U
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Chinese (zh)
Inventor
沈烈
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Guangzhou Xinyue Cnc Co Ltd
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Guangzhou Xinyue Cnc Co Ltd
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Priority to CN201520919816.4U priority Critical patent/CN205217844U/en
Application granted granted Critical
Publication of CN205217844U publication Critical patent/CN205217844U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a numerical control bender with intelligent security light curtain and safety arrangement, the numerical control bender includes the mould, the slider, the lower mould, a workbench, the safety light curtain, it installs on the slider to go up the mould, the below of going up the mould sets up the lower mould, the lower mould sets up on the workstation, still set up the safety light curtain on the workstation, the numerical control bender, still include linear displacement sensor or angle displacement sensor, it is used for direct measurement slider velocity of movement to set up linear displacement sensor on the slider, orientation and position or through angle displacement sensor indirect measurement slider velocity of movement, direction and position. The utility model provides a defect that the special safety light curtain of bender commonly used exists on the existing market, both can protect operating personnel's safety at the in -process of bending, do not influence work efficiency again, simple structure is very practical.

Description

There is the numerical control bender of intelligent and safe light curtain and safety guard
Technical field
The utility model belongs to dynamo-electric numerical control device field, specifically a kind of numerical control bender with the curtain on-line monitoring of intelligent and safe light and safety guard.
Background technology
On existing market, numerical control bender adopts bender Special safety light curtain to protect Forging Process personal safety; the course of work of bender safe light curtain can be divided into two regions: deathtrap and safety zone; security protection is needed, safety zone safe light curtain invalidating signal in deathtrap.
Deathtrap refers to: till upper die of bending machine comes downwards to the workpiece touching bending.This region, if there is shading, needs to send dangerous stop signal immediately to the control circuit of bender, controls upper die of bending machine and stops descending.
Safety zone refers to: after beginning bending and bending complete, patrix gets back to initial end.This region does not need safe light curtain to control bender to stop, and is area of safety operaton.
When bender work bending workpieces, workpiece upwarps, and blocks safe light curtain, if during this time, safe light curtain sends stop signal to bender, just cannot produce at all.Bender Special safety light curtain realizes controlling bender at any time to be stopped in hazardous area, and do not control bender in safety zone, what make bending function safe ready carries out production and processing.
The control principle drawing of conventional bender Special safety light curtain on existing market as shown in Figure 1; by the signal of proximity switch, it judges that current bending is in deathtrap or safety zone; in deathtrap, the person is effectively protected, when enter safety zone workpiece upwarp block safe light curtain can not misoperation.But in use there are two defects in this bender Special safety light curtain: one, patrix or counterdie kind difference; highly also be different; the patrix of such replacing differing heights or counterdie then need to readjust patrix position check-out console; which decrease operating efficiency, and the artificial uncertain factor increased in adjustment process affects the reliability of security protection.Two, before bending workpieces, due to operating personnel need to enter light curtain region to upper/lower die carry out in and the adjustment such as gap uniformity, now as shading can triggering secure light curtain, producing reports to the police stops slide block down, die adjustment is made to become difficulty like this, the convenience of impact operation.
Therefore, a kind of numerical control bender with intelligent and safe light curtain and safety guard of special needs, to solve problems of the prior art.
Utility model content
The purpose of this utility model is to solve in prior art, does not have a kind of defect being suitable for practical bender safety device, provides a kind of numerical control bender with intelligent and safe light curtain and safety guard, solve problems of the prior art.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of numerical control bender with intelligent and safe light curtain and safety guard, described numerical control bender comprises patrix, slide block, counterdie, workbench, safe light curtain, described patrix is arranged on slide block, the below of described patrix arranges counterdie, described counterdie is arranged on the table, described workbench also arranges safe light curtain, numerical control bender, also comprise linear displacement transducer or angle displacement sensor, described slide block is arranged linear displacement transducer for directly measuring slide block movement speed, direction and position or by angle displacement sensor indirect inspection slide block movement speed, direction and position.
In the utility model, described safe light curtain is arranged on the both sides of workbench.
In the utility model, also comprise workpiece, described workpiece is for being placed on counterdie.
In the utility model, one end of described workpiece arranges to be used for moving forward and backward carries out spacing rear baffle to workpiece.
In the utility model, described safe light curtain comprises deathtrap and safety zone, and on described numerical control bender, being positioned at surface of the work region up bottom patrix is deathtrap, and being positioned at surface of the work region is down safety zone.
In the utility model, also comprise digital control system, described safe light curtain and linear displacement transducer are electrically connected digital control system.
Beneficial effect
A kind of numerical control bender with intelligent and safe light curtain and safety guard of the present utility model, compared with prior art, solve the defect that on existing market, conventional bender Special safety light curtain exists, in Forging Process, both can protect the safety of operating personnel, do not affect operating efficiency again; Structure is simple, very practical, realizes the purpose of this utility model.
Accompanying drawing explanation
The control principle drawing of conventional bender Special safety light curtain on Fig. 1 existing market;
Fig. 2 structural representation of the present utility model;
The positional structure schematic diagram of Fig. 3 the utility model deathtrap and safety zone;
Fig. 4 is the A portion partial enlarged drawing of Fig. 3 in Forging Process.
In figure: 1, patrix; 2, slide block; 3, counterdie; 4, workbench; 5, safe light curtain; 6, linear displacement transducer or angle displacement sensor; 7, workpiece; 8, rear baffle.
Detailed description of the invention
In the view of whole accompanying drawing, corresponding reference symbol represents corresponding parts.
A kind of numerical control bender with intelligent and safe light curtain and safety guard, numerical control bender comprises patrix 1, slide block 2, counterdie 3, workbench 4 and safe light curtain 5, patrix 1 is arranged on slide block 2, the below of patrix 1 arranges counterdie 3, counterdie 3 is arranged on workbench 4, workbench 4 also arranges safe light curtain 5, numerical control bender, also comprising linear displacement transducer or angle displacement sensor 6, slide block 2 being arranged for measuring slide block 2 movement velocity, the linear displacement transducer of direction and position or angle displacement sensor 6; When in use, digital control system is according to safe light curtain 5 signal, workpiece 7 machined parameters (the upper/lower die parameter arranged in digital control system and thickness of workpiece parameter etc.) and linear displacement transducer or angle displacement sensor 6 feedback position value, intelligent decision deathtrap and safety zone in bending function, the safety of protection operating personnel; Do not need when patrix 1 height change to regulate patrix position check-out console, digital control system can be fed back automatically to calculate according to workpiece 7 machined parameters and linear displacement transducer or angle displacement sensor 6 and judge deathtrap and safety zone.In manual function; when slide block is in non-athletic state; digital control system is not sampled safe light curtain feedback signal; at this moment operating personnel can enter light curtain region to upper/lower die carry out in and the adjustment such as gap uniformity; but once there be slide block to move, safe light curtain 5 enters supervision guard mode at once.
Safe light curtain 5 safe light curtain is through the light curtain product of safety certification, and be made up of two parts, the infrared light of modulation launched by light projector, received by light-receiving device, defines a catch net; Preferred embodiment, the light projector of safe light curtain 5 and light-receiving device are arranged on the both sides of workbench respectively.
Numerical control bender, also comprises workpiece 7, and workpiece 7 is for being placed on counterdie 3, and one end of workpiece 7 arranges to be used for moving forward and backward carries out spacing rear baffle 8 to workpiece 7; In the embodiment of replacing, rear baffle 8 can be a magnet piece, when rear baffle adopts magnet piece, magnet piece can be placed on the below of one end of workpiece 7, now, rear baffle does not need to move forward and backward, when workpiece 7 is just placed, the suction of magnet piece can be spacing by carrying out below one end of workpiece 4, when workpiece 7 is by bending, the power of bending is greater than the magnetic force of magnet piece, and now one end of workpiece 4 does not need that magnet piece is movable can be separated with magnet piece, reach easy to use, simplify the effect of job step; In the embodiment of expansion, super-hydrophobic oleophobic composite coating can be applied on numerical control bender, numerical control bender automatically cleaning can be realized, ensure the sanitary grade in product use procedure.
In the utility model, safe light curtain 5 comprises deathtrap and safety zone, and on numerical control bender, being positioned at region up, workpiece 7 surface bottom patrix is deathtrap, and being positioned at region down, workpiece 7 surface is safety zone; Numerical control bender, also comprises digital control system, and safe light curtain 5 and linear displacement transducer 6 are electrically connected digital control system; Digital control system has two functions: bending function and manual function.Bending function is used for processing work, and manual function realizes the movement of axle and assists the functions such as adjustment mould before processing.
In bending function, digital control system is according to safe light curtain signal, work pieces process parameter (the upper/lower die parameter arranged in digital control system and thickness of workpiece parameter etc.) and linear displacement transducer or angle displacement sensor feedback position value, digital control system intelligent decision patrix is in deathtrap or safety zone, being positioned at surface of the work region up bottom patrix is deathtrap, and being positioned at surface of the work region down bottom patrix is safety zone.If have human body or opaque article to enter Guang Mu district when patrix is in deathtrap, safe light curtain feedback triggering signal is to digital control system, and digital control system then controls slide block stopping or up; Even if having human body or opaque article to enter Guang Mu district when patrix is in safety zone, safe light curtain feedback triggering signal is to digital control system, and digital control system is invalid depending on this signal.
In bending function, do not have patrix position check-out console, when patrix height change, digital control system can adjust the position of deathtrap and safety zone automatically according to work pieces process parameter and linear displacement transducer or angle displacement sensor.
In manual function; do not have safety zone and deathtrap point; safe light curtain decision mechanism is: when slide block is in non-athletic state; digital control system is not sampled safe light curtain feedback signal; at this moment operating personnel can enter light curtain region to upper/lower die carry out in and the adjustment such as gap uniformity; but once slide block enters motion state, digital control system recovers sampling safe light curtain feedback signal at once, and safe light curtain enters supervision guard mode.
There is a using method for the numerical control bender of intelligent and safe light curtain and safety guard, comprise the following steps:
Step one, digital control system is according to safe light curtain signal, work pieces process parameter and linear displacement transducer or angle displacement sensor feedback position value, digital control system intelligent decision patrix is in deathtrap or safety zone, being positioned at surface of the work region up bottom patrix is deathtrap, and being positioned at surface of the work region down bottom patrix is safety zone;
Step 2: if having human body or opaque article to enter Guang Mu district when patrix is in deathtrap, safe light curtain feedback triggering signal is to digital control system, and digital control system then controls slide block stopping or up; Even if having human body or opaque article to enter Guang Mu district when patrix is in safety zone, safe light curtain feedback triggering signal is to digital control system, and digital control system is invalid depending on this signal.
Work pieces process parameter described in step one comprises the upper/lower die parameter and thickness of workpiece parameter that arrange in digital control system.
In the utility model, do not have patrix position check-out console in numerical control bender, when patrix or counterdie height change, digital control system can adjust the position of deathtrap and safety zone automatically according to work pieces process parameter and linear displacement transducer.
In the utility model, described numerical control bender comprises manual function, described manual function comprises movement for realizing axle before processing and auxiliary adjustment functional die, do not have in described manual function safety zone and deathtrap point, safe light curtain decision mechanism is: when slide block is in non-athletic state, digital control system is not sampled safe light curtain feedback signal, at this moment operating personnel can enter light curtain region to upper/lower die carry out in and the adjustment such as gap uniformity, but once slide block enters motion state, digital control system recovers sampling safe light curtain feedback signal at once, safe light curtain enters supervision guard mode.
Further, as shown in Figure 3 in bending function, the course of work of bender safe light curtain 5 can be divided into two regions: deathtrap B and safety zone C, and in deathtrap, B needs security protection, safety zone C safe light curtain invalidating signal.Being positioned at workpiece 7 surface (shape of workpiece 7 is generally tabular, and namely surface contains upper surface and/or the lower surface of tabular) region up bottom patrix 1 is deathtrap, and being positioned at region down, workpiece 7 surface bottom patrix 1 is safety zone.
Further, digital control system is according to safe light curtain signal, work pieces process parameter (the upper/lower die parameter arranged in digital control system and thickness of workpiece parameter etc.) and linear displacement transducer or angle displacement sensor feedback position value as shown in Figure 3, and in Forging Process, intelligent decision patrix is in deathtrap or safety zone.
Further, as shown in Figure 3 current be in deathtrap and slide block is in downward movement state time, if having human body or opaque article to enter Guang Mu district, safe light curtain feedback triggering signal to digital control system, digital control system then control slide block stop or up.
Further, as shown in Figure 3 when digital control system judges to contact workpiece surface bottom patrix, Bending Processing process enters safety zone from deathtrap.
Further; as shown in Figure 3 in manual function; do not have safety zone and deathtrap point; safe light curtain decision mechanism is: when slide block is in non-athletic state; digital control system is not sampled safe light curtain feedback signal, at this moment operating personnel can enter light curtain region to upper/lower die carry out in and the adjustment such as gap uniformity, but once slide block enters motion state; digital control system recovers sampling safe light curtain feedback signal at once, and safe light curtain enters supervision guard mode.
Fig. 3 is that safety zone of the present utility model workpiece triggers light curtain structure schematic diagram: workpiece bows shown in figure blocks safe light curtain light, but because now Bending Processing process enters safety zone, even if having human body or opaque article to enter Guang Mu district when patrix is in safety zone, safe light curtain feedback triggering signal is to digital control system, digital control system is invalid depending on this signal, so slide block will be stopped to run due to the error of safe light curtain triggering signal.
Above-mentioned is can understand for ease of those skilled in the art and use the utility model to the description of embodiment.Person skilled in the art obviously easily can make various amendment to these embodiments, and General Principle described herein is applied in other embodiments and need not through performing creative labour.Therefore, the utility model is not limited to above-described embodiment, and those skilled in the art, according to announcement of the present utility model, do not depart from improvement that the utility model category makes and amendment all should within protection domain of the present utility model.

Claims (6)

1. one kind has the numerical control bender of intelligent and safe light curtain and safety guard, described numerical control bender comprises patrix, slide block, counterdie, workbench, safe light curtain, described patrix is arranged on slide block, the below of described patrix arranges counterdie, described counterdie is arranged on the table, described workbench also arranges safe light curtain, it is characterized in that, also comprise linear displacement transducer or angle displacement sensor, described slide block is arranged and is used for directly measuring slide block movement speed, the linear displacement transducer of direction and position, or indirect inspection slide block movement speed is set, the angle displacement sensor of direction and position.
2. the numerical control bender with intelligent and safe light curtain and safety guard according to claim 1, is characterized in that: described safe light curtain is arranged on the both sides of workbench.
3. the numerical control bender with intelligent and safe light curtain and safety guard according to claim 1, is characterized in that, also comprise workpiece, and described workpiece is for being placed on counterdie.
4. the numerical control bender with intelligent and safe light curtain and safety guard according to claim 3, is characterized in that: one end of described workpiece arranges to be used for moving forward and backward carries out spacing rear baffle to workpiece.
5. the numerical control bender with intelligent and safe light curtain and safety guard according to claim 3; it is characterized in that: described safe light curtain comprises deathtrap and safety zone; on described numerical control bender; being positioned at surface of the work region up bottom patrix is deathtrap, and being positioned at surface of the work region is down safety zone.
6. the numerical control bender with intelligent and safe light curtain and safety guard according to claim 1, is characterized in that, also comprise digital control system, and described safe light curtain and linear displacement transducer are electrically connected digital control system.
CN201520919816.4U 2015-11-18 2015-11-18 Numerical control bender with intelligent security light curtain and safety arrangement Expired - Fee Related CN205217844U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520919816.4U CN205217844U (en) 2015-11-18 2015-11-18 Numerical control bender with intelligent security light curtain and safety arrangement

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Application Number Priority Date Filing Date Title
CN201520919816.4U CN205217844U (en) 2015-11-18 2015-11-18 Numerical control bender with intelligent security light curtain and safety arrangement

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105234312A (en) * 2015-11-18 2016-01-13 广州芯越数字控制系统有限公司 Numerical control bending machine with smart safety light curtain and safety protection device and method
CN113145697A (en) * 2021-04-18 2021-07-23 南京盛大重工机械有限公司 Single servo pump control electro-hydraulic bending machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105234312A (en) * 2015-11-18 2016-01-13 广州芯越数字控制系统有限公司 Numerical control bending machine with smart safety light curtain and safety protection device and method
CN105234312B (en) * 2015-11-18 2017-05-31 广州芯越数字控制系统有限公司 Numerical control bender application method with intelligent and safe light curtain and safety guard
CN113145697A (en) * 2021-04-18 2021-07-23 南京盛大重工机械有限公司 Single servo pump control electro-hydraulic bending machine

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160511

Termination date: 20201118

CF01 Termination of patent right due to non-payment of annual fee