CN103182796A - Signal collecting device for press and press adopting same - Google Patents
Signal collecting device for press and press adopting same Download PDFInfo
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- CN103182796A CN103182796A CN2013101312275A CN201310131227A CN103182796A CN 103182796 A CN103182796 A CN 103182796A CN 2013101312275 A CN2013101312275 A CN 2013101312275A CN 201310131227 A CN201310131227 A CN 201310131227A CN 103182796 A CN103182796 A CN 103182796A
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Abstract
The invention relates to the technical field of presses and discloses a signal collecting device for an open type press and the press adopting the same. The signal collecting device comprises a mechanical cam controller and an electronic cam controller, wherein the mechanical cam controller and the electronic cam controller are electrically connected with a control system of the press respectively, the mechanical cam controller comprises a cam sheet which acts synchronously with a crankshaft and a microswitch used for detecting a signal of the cam sheet, and the electronic cam controller comprises a rotary encoder which acts synchronously with the crankshaft. According to the signal collecting device disclosed by the invention, the mechanical cam controller and the electronic cam controller which both act synchronously with the crankshaft are adopted to carry out combined action, and various stroke signals of the press are accurately collected, so that the control system carries out logical analysis, processing and output on the collected signals to commonly control the action of the press, thus realizing safety running of the press.
Description
Technical field
The present invention relates to the press technologies field, particularly a kind of gap-framepress signal pickup assembly.
Background technology
At present the mechanical open type series forcing press that uses of home and abroad all utilizes cam controller to gather signal, and the cam controller position is installed in the fuselage outer side of forcing press, can be divided into according to the mounting means of cam controller that chain-type is installed and the installation of synchronous pulley formula.It is to adopt connecting axle, right-angled intersection piece, sprocket shaft, sprocket wheel successively at the bent axle rear portion that chain-type is installed, and the minor sprocket by axle head on chain and the fuselage outer side face cam controller is connected the input of realization signal; It is that crankshaft front end is lengthened that the synchronous pulley formula is installed, and adopts end cap, gland, synchronous pulley successively, and the synchronous pulley by axle head on synchronous band and the fuselage outer side face cam controller is connected the input of realization signal.By long-time practical operation, no matter be chain-type mounting means or synchronous pulley formula mounting means, by the crankshaft rotating input signal, intermediate demand is by many transmission parts, process is loaded down with trivial details, and installation, maintenance is all cumbersome, and the service life of other auxiliary equipment is also shorter, such as: connecting axle, sprocket shaft, bent axle are all easily broken, and chain, that synchronously band is changed number of times is frequent; Not only increase manufacturing cost, also directly influenced the service life of lathe.Meanwhile, the detection of bent axle top dead-centre in the past is all by near inductive switching crankshaft crank upper top, generally be installed in fuselage interior bent axle top near switch, lathe is in assembling, lifting and transportation, can damage near switch or make near switch and move, cause forcing press signals collecting precision to reduce.
Summary of the invention
The present invention is directed to the problem that prior art exists, provide a kind of simple in structure, compact, gather the high forcing press signal pickup assembly of signal accuracy, to realize accurate collection, transmission and the processing of signals such as forcing press angle, position, speed.
The object of the present invention is achieved like this, a kind of forcing press signal pickup assembly, comprise mechanical cam controller and electronic cam controller, described mechanical cam controller and electronic cam controller are electrically connected with the control system of forcing press respectively, described mechanical cam controller comprises that described electronic cam controller comprises the rotary encoder with the bent axle synchronization action with the cam bit of bent axle synchronization action with for detection of the microswitch of cam bit signal.
In the device of the present invention, adopt mechanical cam controller and electronic cam controller teamwork with the bent axle synchronization action, accurately gather the various stroke signals of forcing press, so that carrying out logic analysis to the signal of gathering, control system handles output, the action of common controlled pressure machine realizes the safe operation of forcing press.
For ease of realizing the various signals in mechanical cam controller and the accurate collecting crankshaft course of action of electronic cam controller, described crankshaft end by preceding support rotational support on fuselage, crankshaft end is fixed with end cap, the preceding supporting base end portion of end cap periphery is fixed with the gland that is sleeved on the end cap periphery and stretches out lid end outer end, described end cap center fixation has concentric shafts, concentric shafts is fixedlyed connected with the rotary encoder rotor, described rotary encoder stator is fixedlyed connected with gland by mounting bracket, described cam bit is set in the end of concentric shafts and fixes by locking nut, described microswitch correspondence is arranged in the radial hole of gland for detection of the cam bit signal, and the signal output part of described microswitch is electrically connected with control system.In the device of the present invention, the rotor coaxial of rotary encoder is fixed on the concentric shafts of fixing synchronously with end cap, can accurately detect the signals such as angle, position and speed of bent axle, the mechanical cam controller that the cam bit of fixedlying connected synchronously with concentric shafts and microswitch are formed can with the synchronous rotation process of bent axle in accurately gather the various stroke signals of forcing press, and offer control system jointly with the signal of rotary encoder collection and handle feedback and the action of controlled pressure machine power by control system again, realize the safe operation of forcing press.Therefore device of the present invention compared with prior art, simple and compact for structure, concentric shafts is given rotary encoder and mechanical cam controller with bent axle turn signal synchronous transport accurately, realizes the accurate collection of forcing press signal and transmission in time, to guarantee the safe operation of forcing press.
Be precision collecting crankshaft upper dead center position, described end cap engage sleeves is contained in crankshaft end and fixes by some bolts and crankshaft end, also be fixed with on the described end cap and meeting and discussing that end cap rotates synchronously, on the described gland corresponding be provided with for induction meet and discuss signal with detect the bent axle upper dead center position near switch, describedly be flush-mounted in the circumferential radial hole of gland near switch.In the device of the present invention; meet and discuss and can accurately detect the bent axle upper dead center position near the switch interoperation, and be flush-mounted near switch in the radial hole of gland, can avoid the people in the transportation to be clashing and breaking; guarantee the accuracy that top dead-centre detects, realize the accurate shutdown of forcing press.
For guaranteeing the installation accuracy of cam bit and rotary encoder, center, described end cap end is provided with the concentric shafts installing hole, described concentric shafts cooperates to be installed in the installing hole and by feather key one fixes, compress on the concentric shafts between described end cap and the rotary encoder rotor and be provided with nylon jacket, the concentric shafts of the described rotary encoder rotor other end is provided with feather key two, and feather key two outer ends compress the described cam bit of suit and fix by locking nut; Described mounting bracket is the elasticity mounting bracket.In this structure, when concentric shafts and the expansion of end cap adstante febre, nylon jacket and elasticity mounting bracket can suitably be finely tuned the position of rotary encoder, prevent that rotary encoder is stuck, thereby guarantee that further the rotary encoder positional precision is to realize accurately gathering signal.
For further guaranteeing the precision of signals collecting, described cam bit and microswitch correspondence are provided with two groups.
For guaranteeing the firm connection of gland, described preceding support is provided with the positioning table terrace that cooperatively interacts with the link of gland and is connected by some bolting, week is provided with spring bearing in described end cap periphery and the gland.
For making the forcing press safe operation, described control system comprises programmable safe module, programmable control module and dual valve, described programmable safe module is used for receiving and handling the safe output signal of safety signal and mechanical cam controller, described programmable control module is for the common auxiliary signal of the output signal that receives and handle common auxiliary signal, electronic cam controller, mechanical cam controller with near switch output signal, and the signal output part of described programmable safe module and programmable control module is electrically connected with dual valve.Control system of the present invention, programmable safe module and programmable control module carry out logic analysis, processing to the collection signal that receives respectively, either party abnormal signal of programmable safe module and programmable control module, dual valve are forbidden output, realize the security function of forcing press.
In the control system of the present invention, described safety signal comprises manual operation signal, photoelectric protection signal, safety door signal and dual valve signal, and described common auxiliary signal comprises air pressure signal, load signal, tach signal, angle signal and excess of stroke signal.
The present invention also provides a kind of forcing press that comprises above-mentioned forcing press signal pickup assembly, adopts the press structure of said apparatus, and signals collecting is transmitted accurately and fast, and the syndeton of mechanical cam and electric cam is simply compact, and the transmitting accuracy height is convenient to safeguard.
Description of drawings
Fig. 1 is the front view of forcing press signal pickup assembly of the present invention.
Fig. 2 is the main right view of figure.
Fig. 3 is the block diagram of control system.
Wherein, 1 bent axle; 2 fuselages; Support before 3; Axle is held in 4 supports; 5 glands; 6 end caps; 7 near switch; 8 microswitches; 9 meet and discuss; 10 mounting brackets; 11 bolts; 12 feather keys one; 13 feather keys two; 14 locking nuts; 15 cam bits; 16 concentric shafts; 17 rotary encoders; 18 nylon jacket; 21 mechanical cam controllers; 22 electronic cam controllers; 23 programmable safe modules; 24 programmable control modules; 25 dual valves.
The specific embodiment
As Fig. 1, Fig. 2 with Figure 3 shows that forcing press signal pickup assembly of the present invention, comprise mechanical cam controller 21 and electronic cam controller 22, mechanical cam controller 21 and electronic cam controller 22 are electrically connected with the control system of forcing press respectively, the mechanical cam controller comprises that electronic cam controller 22 comprises the rotary encoder 17 with bent axle 1 synchronization action with two cam bits 15 of bent axle 1 synchronization action with for detection of two microswitches 8 of cam bit 15 signals.For ease of realizing the angle in mechanical cam controller 21 and electronic cam controller 22 accurate collecting crankshaft 1 course of action, displacement, signals such as speed, bent axle 1 end by preceding support 3 rotational support on fuselage 2, bent axle 1 end is fixed with end cap 6, preceding support 3 ends of end cap 6 peripheries are fixed with the gland 5 that is sleeved on end cap 6 peripheries and stretches out lid end 6 outer ends, end cap 6 center fixation have concentric shafts 16, concentric shafts 16 is fixedlyed connected with rotary encoder 17 rotors, rotary encoder 17 stators are fixedlyed connected with gland 5 by elasticity mounting bracket 10, cam bit 15 is set in the end of concentric shafts 16 and fixes by locking nut 14, microswitch 8 correspondences are arranged in the radial hole of gland 5 for detection of cam bit 15 signals, and the signal output part of microswitch 8 is electrically connected with control system; End cap 6 engage sleeves are contained in bent axle 1 end and fix with bent axle 1 end by some bolts 11, simultaneously meet and discuss 9 by one of above-mentioned bolt 11 is fixing with end cap 6 rotates synchronously on the end cap 6, on the gland 5 corresponding be provided with for induction meet and discuss 9 signals with detect bent axle 1 upper dead center position near switch 7, be flush-mounted in the circumferential radial hole of gland 5 near switch 7, in transportation, be damaged by collision or be shifted near switch 7 preventing; Center, end cap 6 end is provided with the concentric shafts installing hole, concentric shafts 16 cooperates to be installed in the installing hole and by feather key 1 fixes, for preventing concentric shafts 16 and the stuck rotary encoder 17 of end cap 6 heatings, compress on the concentric shafts 16 between end cap 6 and rotary encoder 17 rotors and be provided with nylon jacket 18, the concentric shafts 16 of the rotary encoder 17 rotor other ends is provided with feather key 2 13, and feather key 2 13 outer ends compress two cam bits of suit 15 and fixing by locking nut 14; For guaranteeing the firm connection of gland 5, preceding support 3 is provided with the positioning table terrace that cooperatively interacts with the link of gland 5 and is connected by some bolting, is provided with spring bearing 4 week in end cap 6 peripheries and the gland 5.
In the device of the present invention, adopt mechanical cam controller 21 and electronic cam controller 22 teamworks with bent axle 1 synchronization action, accurately gather the various stroke signals of forcing press, so that carrying out logic analysis to the signal of gathering, control system handles output, the action of common controlled pressure machine realizes the safe operation of forcing press.Wherein, the rotor coaxial of rotary encoder 17 is fixed on the concentric shafts 16 of fixing synchronously with end cap 6, can accurately detect the signals such as angle, position and speed of bent axle 1, the mechanical cam controller 21 that the cam bits 15 of fixedlying connected synchronously with concentric shafts 16 and microswitch 8 are formed can with bent axle 1 synchronous rotation process in accurate various stroke signals of collection forcing press, and offer control system jointly with signal that rotary encoder 17 is gathered and handle feedback and the motor-driven work of controlled pressure by control system again, realize the safe operation of forcing press.
For making the forcing press safe operation, wherein, control system comprises programmable safe module 23, programmable control module 24 and dual valve 25, programmable safe module 23 is used for receiving and handling the safe output signal of safety signal and mechanical cam controller 21, programmable control module 24 is for the common auxiliary signal of the output signal that receives and handle common auxiliary signal, electronic cam controller 22, mechanical cam controller 21 with near switch 7 output signals, and the signal output part of programmable safe module 23 and programmable control module 24 is electrically connected with dual valve 25.Wherein, safety signal comprises manual operation signal, photoelectric protection signal, safety door signal and dual valve signal, and common auxiliary signal comprises air pressure signal, load signal, tach signal, angle signal and excess of stroke signal.
Control system of the present invention, programmable safe module 23 and programmable control module 24 carry out logic analysis, processing to the collection signal that receives respectively, either party abnormal signal of programmable safe module 23 and programmable control module 24, dual valve 25 is forbidden output, realizes the security function of forcing press.
The present invention also provides a kind of forcing press that adopts above-mentioned forcing press signal pickup assembly, adopts the press structure of said apparatus, and signals collecting is transmitted accurately and fast, and the syndeton of mechanical cam and electric cam is simply compact, and the transmitting accuracy height is convenient to safeguard.
The present invention is not limited to above-described embodiment; every on the basis of technical scheme disclosed by the invention; those skilled in the art is according to disclosed technology contents; do not need performing creative labour just can make some replacements and distortion to some technical characterictics wherein, these replacements and distortion are all in the scope of protection of the invention.
Claims (10)
1. forcing press signal pickup assembly, it is characterized in that, comprise mechanical cam controller and electronic cam controller, described mechanical cam controller and electronic cam controller are electrically connected with the control system of forcing press respectively, described mechanical cam controller comprises that described electronic cam controller comprises the rotary encoder with the bent axle synchronization action with the cam bit of bent axle synchronization action with for detection of the microswitch of cam bit signal.
2. forcing press signal pickup assembly according to claim 1, it is characterized in that, described crankshaft end by preceding support rotational support on fuselage, crankshaft end is fixed with end cap, the preceding supporting base end portion of end cap periphery is fixed with the gland that is sleeved on the end cap periphery and stretches out lid end outer end, described end cap center fixation has concentric shafts, concentric shafts is fixedlyed connected with the rotary encoder rotor, described rotary encoder stator is fixedlyed connected with gland by mounting bracket, described cam bit is set in the end of concentric shafts and fixes by locking nut, described microswitch correspondence is arranged in the radial hole of gland for detection of the cam bit signal, and the signal output part of described microswitch is electrically connected with control system.
3. forcing press signal pickup assembly according to claim 2, it is characterized in that, described end cap engage sleeves is contained in crankshaft end and fixes by some bolts and crankshaft end, also be fixed with on the described end cap and meeting and discussing that end cap rotates synchronously, on the described gland corresponding be provided with for induction meet and discuss signal with detect the bent axle upper dead center position near switch, describedly be flush-mounted in the circumferential radial hole of gland near switch.
4. according to claim 2 or 3 described forcing press signal pickup assemblies, it is characterized in that, center, described end cap end is provided with the concentric shafts installing hole, described concentric shafts cooperates to be installed in the installing hole and by feather key one fixes, compress on the concentric shafts between the rotor of described end cap and rotary encoder and be provided with nylon jacket, the concentric shafts of the described rotary encoder rotor other end is provided with feather key two, and feather key two outer ends compress the described cam bit of suit and fix by locking nut.
5. forcing press signal pickup assembly according to claim 4 is characterized in that, described mounting bracket is the elasticity mounting bracket.
6. according to claim 2 or 3 described forcing press signal pickup assemblies, it is characterized in that described cam bit and microswitch correspondence are provided with two groups.
7. according to claim 2 or 3 described forcing press signal pickup assemblies, it is characterized in that, described preceding support is provided with the positioning table terrace that cooperatively interacts with the link of gland and is connected by some bolting, week is provided with spring bearing in described end cap periphery and the gland.
8. forcing press signal pickup assembly according to claim 1, it is characterized in that, described control system comprises the programmable safe module, programmable control module and dual valve, described programmable safe module is used for receiving and handling the safe output signal of safety signal and mechanical cam controller, described programmable control module is used for receiving and handling common auxiliary signal, the output signal of electronic cam controller, the common auxiliary signal of mechanical cam controller and near switch output signal, the signal output part of described programmable safe module and programmable control module is electrically connected with dual valve.
9. forcing press signal pickup assembly according to claim 8; it is characterized in that; described safety signal comprises manual operation signal, photoelectric protection signal, safety door signal and dual valve signal, and described common auxiliary signal comprises air pressure signal, load signal, tach signal, angle signal and excess of stroke signal.
10. a forcing press is characterized in that, described forcing press comprises each described forcing press signal pickup assembly of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310131227.5A CN103182796B (en) | 2013-04-16 | 2013-04-16 | Signal collecting device for press and press adopting same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310131227.5A CN103182796B (en) | 2013-04-16 | 2013-04-16 | Signal collecting device for press and press adopting same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103182796A true CN103182796A (en) | 2013-07-03 |
| CN103182796B CN103182796B (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310131227.5A Active CN103182796B (en) | 2013-04-16 | 2013-04-16 | Signal collecting device for press and press adopting same |
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| CN (1) | CN103182796B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105252810A (en) * | 2015-10-26 | 2016-01-20 | 浙江高精锻压机床有限公司 | Transmission connection structure for crankshaft and encoder of press |
| CN109624385A (en) * | 2017-10-09 | 2019-04-16 | 西克股份公司 | For adjusting the safety control and method of the length of stroke of eccentric press |
| CN113681972A (en) * | 2021-08-19 | 2021-11-23 | 浙江启成智能科技有限公司 | Electronic cam synchronous picking and placing part control system based on HMI editing in press |
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| CN113681972A (en) * | 2021-08-19 | 2021-11-23 | 浙江启成智能科技有限公司 | Electronic cam synchronous picking and placing part control system based on HMI editing in press |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103182796B (en) | 2015-04-08 |
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Address after: Yang Road, Yangzhou hi tech Industrial Development Zone, Hanjiang District, Jiangsu city of Yangzhou Province, No. 99 225009 Patentee after: JIANGSU YANGLI GROUP CO., LTD. Address before: 225127 Jiangsu Province, Yangzhou City Hanjiang Industrial Park Yang Road No. 99 Patentee before: Jiangsu Yangli Group Co., Ltd. |