CN202212172U

CN202212172U - Hand manipulator for diamond press

Info

Publication number: CN202212172U
Application number: CN2011202735004U
Authority: CN
Inventors: 牛光峰
Original assignee: Zhengzhou Synthetic Diamond and Products Engineering Technology Research Center Co Ltd
Current assignee: Zhengzhou Synthetic Diamond and Products Engineering Technology Research Center Co Ltd
Priority date: 2011-07-29
Filing date: 2011-07-29
Publication date: 2012-05-09
Anticipated expiration: 2021-07-29

Abstract

The utility model relates to a hand manipulator for a press, in particular to a hand manipulator for a diamond press, which comprises a key and an input circuit. The key is connected with a signal input end of a press computer through the input circuit and is a non-contact switch, the switch comprises a shell, a Hall switch, magnetic steel, a magnetic-shielding iron sheet and a spring are arranged inside the shell, the Hall switch and the magnetic steel are disposed at two ends of the shell respectively, the spring is connected with the magnetic-shielding iron sheet and disposed between the Hall switch and the magnetic steel, the magnetic-shielding iron sheet extends out of the shell, and a switch cap is disposed at the top end of the magnetic-shielding iron sheet. The key is the non-contact switch, so that various dusts in an industrial field cannot enter the switch to affect performances of the switch, the input circuit is connected by a three-core signal cable, a signal wire cannot be easily broken, wiring is little, and troubleshooting can be conveniently carried out.

Description

A kind of diamond press hand operated device

Technical field

The utility model relates to a kind of press hand operated device, relates in particular to a kind of diamond press hand operated device.

Technical background

The hand operated device is the indispensable pith of press, and its frequency of utilization is the highest part of press, yet existing hand behaviour does the touch-switch that the device button all adopts the contact; Because a variety of causes, the touch-switch damage is relatively more severe, and (for example industry spot has various dusts, and dust gets into the inside of touch-switch easily; Cause malfunctioning switch, and then accidents caused), when maintenance, need shut down the replacing button; And because the line that hand behaviour does between device and the press is a multiply Thin cable line; And cable is difficult to search fault rootstock because the thin undercapacity of line is prone to cause middle intermittent line to cause that manual operator is malfunctioning during maintenance.

The utility model content

The purpose of the utility model provides a kind of button long service life, contactless, and the diamond press hand operated device that keeps in repair easily.

For taking above-mentioned purpose to, the utility model adopts following technical scheme:

A kind of diamond press hand operated device; Comprise the switch and the input circuit that have button, said button connects press computer signal input part partly through input circuit, and said switch comprises housing; The button of surface of shell adopts contactless Hall switch; Set inside at housing has Hall element, magnet steel, separated flat thin magnet, and said Hall element and magnet steel are separately positioned on the two ends in the housing, are arranged on the centre of Hall element and magnet steel mutually at a distance from flat thin magnet; Said separated flat thin magnet top is stretched out housing and is provided with deflating cap, and the bottom is connected with spring.

Said input circuit comprises memory circuit, coding circuit, decoding circuit and decoding circuit; The input of said memory circuit connects the output of button; The output of memory circuit connects the input of coding circuit; The output of coding circuit connects the input of decoding circuit, and the output of coding circuit connects the input of decoding circuit, and the output of said decoding circuit is used to connect the input of press computer input circuit partly.

Also be provided with the button display circuit, said button display circuit comprises the series circuit of light emitting diode and resistance, and the anode of said light emitting diode connects the signal output part of Hall switch in the button, and negative electrode passes through resistance eutral grounding.

Adopt above technical scheme can reach following technique effect:

(1) because the hand operated of the utility model is adopted contactless Hall switch to button; With the Hall element of said switch the inside and the magnet steel segment distance of being separated by; And the induction end of Hall element will be towards magnet steel; Effective like this having avoided reduced the spoilage of switch because of the various dusts in scene get into the situation that switch causes malfunctioning switch.

(2) because the signal cable of the utility model adopts the three-core cable of band shielding, and the core of cable is thicker, and easy fracture is not investigated even break down easily yet.

(3) the utility model has adopted various indications, and maintenance, investigation fault are easily and fast.

Description of drawings

Fig. 1 is the structural representation of the noncontacting switch of the utility model;

Fig. 2 is the circuit theory diagrams that the utility model button, memory circuit and coding circuit connect;

Fig. 3 is the circuit theory diagrams that the utility model decoding circuit, decoding circuit and press computer partly connect.

The specific embodiment

As shown in Figure 1: the switch of the utility model adopts contactless Hall switch; Said switch comprises housing 1; Set inside at housing 1 has Hall element 2 (the utility model adopts Hall switch 3144), magnet steel 3, separated flat thin magnet 4; Said Hall element 2 is separately positioned on the two ends in the housing 1 with magnet steel 3, is arranged on the centre of Hall element 2 and magnet steel 3 at a distance from flat thin magnet 4; Housing 1 is stretched out on said separated flat thin magnet 4 tops, and is provided with deflating cap 6, and the bottom is connected with spring 5.The sensing part of said Hall element 2 is towards magnet steel 3, and between Hall element 2 and the magnet steel 3 at intervals.

Like Fig. 2, shown in Figure 3: the input circuit when the utility model uses comprises memory circuit, coding circuit, decoding circuit and decoding circuit.The signal output part of said memory circuit connects the signal input part of coding circuit; The signal output part of coding circuit connects the signal input part of decoding circuit; The signal output part of decoding circuit connects the signal input part of decoding circuit, and the signal output part of decoding circuit is used to connect the signal input part of press computer part input circuit.

The utility model also is provided with the button indicating circuit; Said button indicating circuit comprises the first button WK1 to the, ten button WK10, the first LED 1-to the, ten LEDs 10 and first resistance R, 1 to the tenth resistance R 10; The said first button WK1 to the, ten button WK10 all adopt contactless Hall switch; The power end VCC of the Hall switch among the said first button WK1 to the, the ten button WK10 all is connected with+5V power supply; The equal ground connection of earth terminal GND, output OUT connects the signal input part of memory circuit respectively; Said first resistance R, 1 to the tenth resistance R 10 constitutes series circuits with first LED, 1 to the tenth LED 10 respectively, and first resistance R, 1 to the tenth resistance R 10 respectively and the series circuit that constitutes of first LED, 1 to the tenth LED 10 be serially connected in respectively between the output OUT and ground of Hall switch among the first button WK1 to the, the ten button WK10.

Said memory circuit adopts memory U1 (memory U1 adopts storage chip 2716); The tenth address pins A10 of memory U1 and Enable Pin OE common ground, the first data output end D0 to the, the four data output end D3 of memory U1 connect the input of coding circuit respectively; Said coding circuit adopts encoder U2 (encoder U2 adopts coding chip PT2262); The first data output end D0 to the, the four data output end D3 of said memory U1 connect the 9th address pins A8 to the ten double-address pin A11 of encoder U2 respectively; The digital signal output end DOUT of encoder U2 connects the digital signal input end of decoding circuit; The first address pins A0 to the, the ten address pins A9 of encoder U2 and low level end be ground connection respectively; Simultaneously the first address pins A0 to the, the ten address pins A9 of encoder U2 and low level end also are connected in series ground connection behind the first capacitor C1 respectively; The plus earth of the said first capacitor C1; Negative pole is connected with the first address pins A0 to the, the ten address pins A9 of encoder U2 respectively; Also be parallel with the series circuit that the 12 resistance R 12 and the 11 LED 11 constitute at the two ends of the first capacitor C1, wherein the negative electrode of the 11 LED 11 connects the negative pole of the first capacitor C1, and negative electrode is through the 12 resistance R 12 ground connection; Said decoding circuit adopts decoder U3 (decoder U3 adopts decoding chip PT2272); Decoding circuit adopts decoder U4 (said decoder adopts coding chip SN74HC154); The digital signal input end DIN of said decoder U3 connects coding chip U2 digital signal output end DOUT; The power end of decoder U3 and encoder U2+the 5V power supply is connected, and the first data output end D0 to the, the four data output end D3 of said decoder U3 connect the first data input pin A to the, the four data input pin D of decoder U4 respectively; The first signal output pin to the, the ten signal output pins of decoder U4 connect first signal indicating circuit to the, ten signal indicating circuits of press computer part input circuit respectively; Said first signal indicating circuit comprises the 12 LED the 12, the 22 LED 22 and the 13 resistance R 13; The negative electrode of said the 12 LED 12 connects the first signal output pin of decoder U4; Anode connects the negative electrode of the 22 LED 22; The anode of said the 22 LED 22 connects an end of the 13 resistance R 23, the other end connection+5V power supply of the 13 resistance R 23; Said the 22 LED 22 also is set together with the first optocoupler triode OPT1; Corresponding the 22 LED 22 of the base stage of the first optocoupler triode OPT1 is provided with; Grounded emitter; Colelctor electrode is through serial connection the 23 electrical equipment R23 connection+5V power supply, and in addition, the also signal output of the colelctor electrode of the first optocoupler triode OPT1 is used to connect the signal input part of press-connection machine computer part.Said secondary signal indicating circuit to the ten signal indicating circuit catenation principle figure and the first signal indicating circuit catenation principle figure are identical.

The utility model in use; Noncontacting switch WK1 to WK10 is corresponding 10 control buttons on the press hand operated device; When pressing any switch; The antifreeze plate 4 of said switch will intercept the magnetic field between magnet steel 3 and the Hall element 2, and the magnetic field of Hall element 2 changes, Hall element 2 pairing signal output part output high level; With the light emitting diode of pressing in the corresponding button indicating circuit of switch will be luminous; Described signal will directly input to and press the address pins that output switching terminal is connected with memory U1 simultaneously; Press different buttons; Memory U1 will the gating different address, encodes and will export to encoder U2 by memory U1 through holding wire in the data of appropriate address storage, and the information behind the coding is exported to decoder U3 by encoder U2; As long as the address of encoder U2 and decoder U3 is the corresponding transmission that can guarantee data; Send decoder U4 to after the decoding of information via decoder U3 and decipher, the information of decoded is directly passed to corresponding information indicating circuit, and corresponding light emitting diode can be bright after said information indicating circuit received signal; And optocoupler triode meeting conducting transmits signal to the press computer and partly handles.

The utility model partly adopts noncontacting switch at button; Make the various dusts in the industry spot can not enter into the inside of switch; And influence switch performances, and be connected through three core signal cables between encoder U2 and the decoder U3 simultaneously, be difficult for the fracture that causes signal first; Wiring is also less, is convenient to carry out malfunction elimination.In addition; The utility model also be provided with the button indicating circuit; The corresponding key indicating circuit all can send index signal after pressing any one button, and is if the staff can observe through the button indicating circuit intuitively during fault, easy to use.

Claims

1. diamond press hand operated device; Comprise the switch and the input circuit that have button, said button connects press computer signal input part partly through input circuit, and it is characterized in that: said switch comprises housing; The button of surface of shell adopts contactless Hall switch; Set inside at housing has Hall element, magnet steel, separated flat thin magnet, and said Hall element and magnet steel are separately positioned on the two ends in the housing, are arranged on the centre of Hall element and magnet steel mutually at a distance from flat thin magnet; Said separated flat thin magnet top is stretched out housing and is provided with deflating cap, and the bottom is connected with spring.

2. diamond press hand operated device as claimed in claim 1; It is characterized in that: said input circuit comprises memory circuit, coding circuit, decoding circuit and decoding circuit; The input of said memory circuit connects the output of button; The output of memory circuit connects the input of coding circuit; The output of coding circuit connects the input of decoding circuit, and the output of coding circuit connects the input of decoding circuit, and the output of said decoding circuit is used to connect the input of press computer input circuit partly.

3. according to claim 1 or claim 2 diamond press hand operated device; It is characterized in that: also be provided with the button display circuit; Said button display circuit comprises the series circuit of light emitting diode and resistance; The anode of said light emitting diode connects the signal output part of Hall switch in the button, and negative electrode passes through resistance eutral grounding.