CN201192789Y

CN201192789Y - Angle and display apparatus of punch machine

Info

Publication number: CN201192789Y
Application number: CNU2008200874439U
Authority: CN
Inventors: 潘晓彬; 周嵘; 曾盛明
Original assignee: CHIN FONG (CHINA) MACHINE INDUSTRY Co Ltd
Current assignee: CHIN FONG (CHINA) MACHINE INDUSTRY Co Ltd
Priority date: 2008-05-15
Filing date: 2008-05-15
Publication date: 2009-02-11
Anticipated expiration: 2018-05-15

Abstract

The utility model belongs to an electronic device used for displaying the speed and the angle of the crankshaft of a punching machine and is characterized in that: the electronic device comprises a photoelectric encoder, a SCM controller, an angle display module and a speed display module. The photoelectric encoder is arranged on the crankshaft of the punching machine and connected with the first signal input terminal of the SCM controller via a photoelectric coupler. The first signal output terminal of the SCM controller is connected with the speed display module. The second signal output terminal of the SCM controller is connected with the angle display module. An angle/speed calculation module is pre-stored in the SCM controller. Compared with the prior art, the electronic device has the advantage that: by adopting the minicomputer, the angle display module and the speed display module, the electronic device can display the angle and the speed of the crankshaft of the punching machine in real time and achieve the effects of visual display, readability, simple operation and easy use.

Description

Press machine angle speed display device

Technical field

The utility model belongs to the electronic installation of a kind of press machine with demonstration speed of crankshaft and angle.

Background technology

Therefore the generally not subsidiary angle speed display device of existing press machine has following drawback: the one, in installation mold, be inconvenient to look for bottom dead centre, and can only rely on manual detection to locate, time-consuming; The 2nd, when operation, do not know real-time rotating speed, therefore can not in time understand the output of stamping machine.

Summary of the invention

Technical problem to be solved in the utility model provides a kind of press machine angle speed display device, and this device can demonstrate the crankshaft angles and the speed of press machine easily.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: this press machine angle speed display device, it is characterized in that comprising: a photoelectric encoder, one singlechip controller, one angle display module, one speed display module, described photoelectric encoder is installed on the press machine bent axle, and link to each other with first signal input part of described singlechip controller by a photoelectrical coupler, first signal output part of described singlechip controller links to each other with described speed display module, the secondary signal output of described singlechip controller links to each other with described angle display module, preserves the angle speed calculation module in the described singlechip controller.

Centering is convenient when this device is installed, the utility model is provided with the bottom dead centre button specially, the first end ground connection of this bottom dead centre button, second end of this bottom dead centre button links to each other with the secondary signal input of described singlechip controller, correspondence is preserved bottom dead centre module is set in the described singlechip controller, like this, and after pressing the bottom dead centre button, bottom dead centre in the singlechip controller is provided with module and starts working, and the current operation angle that orders about the press machine bent axle is changed to 180 degree.

In order to install work safety, the utility model also includes a watchdog circuit, and this watchdog circuit links to each other with described singlechip controller.

Convenient and the working stability for the electricity consumption of installing, the utility model also includes a three-terminal voltage-stabilizing circuit, the signal input part of this three-terminal voltage-stabilizing circuit is electrically connected with the city, first signal output part of this three-terminal voltage-stabilizing circuit is connected with the power supply signal input of described singlechip controller, and the secondary signal output of this three-terminal voltage-stabilizing circuit is connected with the power supply signal input of described photoelectric encoder.

Preferably, described speed display module is made up of three LED charactrons and three shift registers driving the work of described LED charactron, and described three LED charactrons link to each other with first signal output part of described singlechip controller by described three shift registers respectively.

Described angle display module is made up of 36 light emitting diodes and five decoders driving described 36 light emitting diode work, the positive pole of described 36 light emitting diodes all links to each other with power supply by a resistance, and the negative pole of described 36 light emitting diodes links to each other with the secondary signal output of singlechip controller by described five decoders composition respectively.

Compared with prior art, the utility model has the advantages that, can show the crankshaft angles and the speed of press machine in real time by adopting one chip microcomputer and angle display module, speed display module, readability directly perceived, simple to operate, easy to use.

Description of drawings

Fig. 1 is the circuit catenation principle figure of singlechip controller and photoelectric encoder among the utility model embodiment;

Fig. 2 is the circuit theory diagrams of three-terminal voltage-stabilizing circuit among the utility model embodiment;

Fig. 3 is the circuit theory diagrams of the utility model embodiment medium velocity display module;

The circuit theory diagrams of angle display module among the utility model embodiment of Fig. 4 position.

The specific embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

Press machine angle speed display device shown in Fig. 1～4, it comprises the photoelectric encoder GD that is installed on the press machine bent axle, photoelectric encoder GD is connected to first signal input part of singlechip controller IC101 by photoelectrical coupler IC2, first signal output part of singlechip controller IC101 links to each other with the speed display module, the secondary signal output of singlechip controller IC101 links to each other with the angle display module, preserves the angle speed calculation module in the singlechip controller IC101.

In the present embodiment, the signal output pin of photoelectric encoder GD is in the 2nd, 3,4 pins, the 2nd pin of photoelectric encoder GD links to each other with the first signal input pin of photoelectrical coupler IC2 by the 28 resistance R 28, the 3rd pin of photoelectric encoder GD links to each other with the secondary signal input pin of photoelectrical coupler IC2 by the 27 resistance R 27, the 4th pin of photoelectric encoder GD links to each other the 1st pin external power supply of photoelectric encoder GD by the 19 resistance R 19 with the 3rd signal input pin of photoelectrical coupler IC2; The signal output pin of photoelectrical coupler IC2 is that A, B, Z pin then link to each other with first signal input part of singlechip controller IC101, and second resistance R 2, the 3rd resistance R the 3, the 11 resistance R 11 are the peripheral cell of photoelectrical coupler IC2.

It is the one chip microcomputer of AT89C2051 that singlechip controller IC101 adopts model, its the 7th, 8,9 pin is as first signal input part of singlechip controller IC101, link to each other with three signal output pins of photoelectrical coupler IC2 respectively, wherein the 7th pin of singlechip controller IC101 links to each other with the Z signal output pin of photoelectrical coupler IC2, the 8th pin of singlechip controller IC101 links to each other with the a-signal output pin of photoelectrical coupler IC2, and the 9th pin of singlechip controller IC101 links to each other with the B signal output pin of photoelectrical coupler IC2.

Centering is convenient when this device is installed, the utility model is provided with bottom dead centre button AN specially, the first end ground connection of this bottom dead centre button AN, second end of this bottom dead centre button AN links to each other with the secondary signal input of singlechip controller IC101 (being 6 pins of singlechip controller IC101), correspondence is preserved bottom dead centre module is set in the singlechip controller IC101, like this, after pressing bottom dead centre button AN, bottom dead centre in the singlechip controller is provided with module and starts working, and the current operation angle that orders about the press machine bent axle is changed to 180 degree.

In order to install work safety, present embodiment also includes watchdog circuit, this watchdog circuit is that control chip IC102 and the peripheral circuit thereof of IMP813 formed by model, the 6th pin of control chip IC102 links to each other with the 11st pin of singlechip controller IC101, the 7th pin of control chip IC102 links to each other with the 1st pin of singlechip controller IC101, the 1st, 8 pins of control chip IC102 link to each other, and the 2nd, 4 pins of control chip IC102 all connect power supply VCC; The 3rd pin ground connection of control chip IC102.

Present embodiment also comprises the three-terminal voltage-stabilizing circuit, wherein model is that the three terminal regulator IC circuit 3 of 78L09 is that photoelectric encoder GD powers, model is that 7805 three end low-dropout regulator IC circuit 4 are the one chip microcomputer circuit supply, the external civil power of socket P3, and bridge rectifier B1 and Qiao Shi rectifier B2, second capacitor C 2, the 3rd capacitor C 3, the 4th capacitor C 4, the 5th capacitor C 5 are the peripheral cell of three-terminal voltage-stabilizing circuit, and its syndeton is seen accompanying drawing.The setting of three-terminal voltage-stabilizing circuit is convenient and working stability for the electricity consumption of installing.

In the present embodiment, the speed display module is made up of three LED charactrons and three shift registers driving this three LED charactrons work, here, first signal output part of the singlechip controller IC101 of the 2nd, the 3 pin conducts of singlechip controller IC101, and three LED charactrons are respectively a LED charactron DISP1, the 2nd LED charactron DISP2, the 3rd LED charactron DISP3, and three shift registers are respectively the 8th shift register IC108, the 9th shift register IC109, the tenth shift register IC110; Wherein the 1st of the 8th shift register IC108 the, 2 pins link to each other with the 2nd pin of singlechip controller IC101, the 1st of the 13rd pin of the 8th shift register IC108 and the 9th shift register IC109,2 pins link to each other, the 1st of the 13rd pin of the 9th shift register IC109 and the tenth shift register IC110,2 pins link to each other, the 8th shift register IC108, the 9th shift register IC109, the 8th pin of the tenth shift register IC110 all links to each other with the 3rd pin of singlechip controller IC101, the 8th shift register IC108, the 9th shift register IC109, the 9th pin of the tenth shift register IC110 all links to each other with power supply VCC by the 3rd resistance R 103, the 4th of the 8th shift register IC108,5,6,10,11,12,13 pins are respectively by 4 of a resistance and a LED charactron DISP1,2,1,10,9,7,6 pins link to each other, the 4th of the 9th shift register IC109,5,6,10,11,12,13 pins are also respectively by 4 of resistance and the 2nd LED charactron DISP2,2,1,10,9,7,6 pins link to each other, the 4th of the tenth shift register IC110,5,6,10,11,12,13 pins are equally respectively by 4 of resistance and the 3rd LED charactron DISP3,2,1,10,9,7,6 pins link to each other, a LED charactron DISP1, the 2nd LED charactron DISP2, the 3rd of the 3rd LED charactron DISP3,8 pins then all link to each other with power supply VCC.

And singlechip controller IC2 the 12nd, 13, the secondary signal output of the singlechip controller IC101 of 14 pin conducts with link to each other as the angle display module, in the present embodiment, the angle display module is made up of 36 light emitting diodes and five decoders driving these 36 light emitting diode work, the positive pole of 36 light emitting diodes links to each other with power supply VCC by a resistance respectively, and the negative pole of 36 light emitting diodes links to each other with the secondary signal output of singlechip controller by five decoders respectively, wherein, 36 light emitting diodes are respectively the 0th LED 0, first LED 1, second LED 2, the 3rd LED 3, the 4th LED 4, the 5th LED 5, the 6th LED 6, the 7th LED 7, the 8th LED 8, the 9th LED 9, the tenth LED 10, the 11 LED 11, the 12 LED 12, the 13 LED 13, the 14 LED 14, the 15 LED 15, the 16 LED 16, the 17 LED 17, the 18 LED 18, the 19 LED 19, the 20 LED 20, the 21 LED 21, the 22 LED 22, the 23 LED 23, the 24 LED 24, the 25 LED 25, the 26 LED 26, the 27 LED 27, the 28 LED 28, the 29 LED 29, the 30 LED 30, the 31 LED 31, the 32 LED 32, the 33 LED 33, the 34 LED 34, the 35 LED 35; Five decoders are respectively the 3rd decoder IC103, the 4th decoder IC104, the 5th decoder IC105, the 6th decoder IC106, the 7th decoder IC107, their model is 74HC138, and the 1st, 2,3 pins of the 3rd decoder IC103 link to each other with the 12nd, 13,14 pins of singlechip controller IC101, and the 4th pin of the 3rd decoder IC103 links to each other with the 15th pin of singlechip controller IC101; The 1st, 2,3 pins of the 4th decoder IC104 link to each other with the 12nd, 13,14 pins of singlechip controller IC101, and the 4th pin of the 4th decoder IC104 links to each other with the 16th pin of singlechip controller IC101; The 1st, 2,3 pins of the 5th decoder IC105 link to each other with the 12nd, 13,14 pins of singlechip controller IC101, and the 4th pin of the 5th decoder IC105 links to each other with the 17th pin of singlechip controller IC101; The 1st, 2,3 pins of the 6th decoder IC106 link to each other with the 12nd, 13,14 pins of singlechip controller IC101, and the 4th pin of the 6th decoder IC106 links to each other with the 18th pin of singlechip controller IC101; The 1st, 2,3 pins of the 7th decoder IC107 link to each other with the 12nd, 13,14 pins of singlechip controller IC101, and the 4th pin of the 7th decoder IC107 links to each other with the 19th pin of singlechip controller IC101; The 6th pin of the 3rd decoder IC103, the 4th decoder IC104, the 5th decoder IC105, the 6th decoder IC106, the 7th decoder IC107 all links to each other with power supply VCC; The equal ground connection of the 5th pin of the 3rd decoder IC103, the 4th decoder IC104, the 5th decoder IC105, the 6th decoder IC106, the 7th decoder IC107; And the 15th, 14,13,12,11,10,9,7 pins of the 3rd decoder IC103 link to each other with the negative pole of the 0th LED 0, first LED 1, second LED 2, the 3rd LED 3, the 4th LED 4, the 5th LED 5, the 6th LED 6, the 7th LED 7 respectively; The 15th, 14,13,12,11,10,9,7 pins of the 4th decoder IC104 link to each other with the negative pole of the 8th LED 8, the 9th LED 9, the tenth LED the 10, the 11 LED the 11, the 12 LED the 12, the 13 LED the 13, the 14 LED 14, the 15 LED 15 respectively; The 15th, 14,13,12,11,10,9,7 pins of the 5th decoder IC105 link to each other with the negative pole of the 16 LED the 16, the 17 LED the 17, the 18 LED the 18, the 19 LED the 19, the 20 LED the 20, the 21 LED the 21, the 22 LED 22, the 23 LED 23 respectively; The 15th, 14,13,12,11,10,9,7 pins of the 6th decoder IC106 link to each other with the negative pole of the 24 LED the 24, the 25 LED the 25, the 26 LED the 26, the 27 LED the 27, the 28 LED the 28, the 29 LED the 29, the 30 LED 30, the 31 LED 31 respectively; The 15th, 14,13,12 pins of the 7th decoder IC107 link to each other with the negative pole of the 32 LED the 32, the 33 LED the 33, the 34 LED 34, the 35 LED 35 respectively.

Claims

1. press machine angle speed display device, it is characterized in that comprising: a photoelectric encoder, one singlechip controller, one speed display module, one angle display module, described photoelectric encoder is installed on the press machine bent axle, and link to each other with first signal input part of described singlechip controller by a photoelectrical coupler, first signal output part of described singlechip controller links to each other with described speed display module, the secondary signal output of described singlechip controller links to each other with described angle display module, preserves the angle speed calculation module in the described singlechip controller.

2. press machine angle speed display device according to claim 1, it is characterized in that also including a bottom dead centre button, the first end ground connection of this bottom dead centre button, second end of this bottom dead centre button links to each other with the secondary signal input of described singlechip controller, and correspondence is preserved bottom dead centre module is set in the described singlechip controller.

3. press machine angle speed display device according to claim 1 is characterized in that also including a watchdog circuit, and this watchdog circuit links to each other with described singlechip controller.

4. press machine angle speed display device according to claim 1, it is characterized in that also including a three-terminal voltage-stabilizing circuit, the signal input part of this three-terminal voltage-stabilizing circuit is electrically connected with the city, first signal output part of this three-terminal voltage-stabilizing circuit is connected with the power supply signal input of described singlechip controller, and the secondary signal output of this three-terminal voltage-stabilizing circuit is connected with the power supply signal input of described photoelectric encoder.

5. according to any described press machine angle of the claim speed display device of claim 1～4, it is characterized in that: described speed display module is made up of three LED charactrons and three shift registers driving the work of described LED charactron, and described three LED charactrons link to each other with first signal output part of described singlechip controller by described three shift registers respectively.

6. according to any described press machine angle of the claim speed display device of claim 1～4, it is characterized in that: described angle display module is made up of 36 light emitting diodes and five decoders driving described 36 light emitting diode work, the positive pole of described 36 light emitting diodes all links to each other with power supply by a resistance, and the negative pole of described 36 light emitting diodes links to each other with the secondary signal output of singlechip controller by described five shift registers respectively.