CN202854558U - Numerical control device used for door and window handle fatigue life testing machine - Google Patents
Numerical control device used for door and window handle fatigue life testing machine Download PDFInfo
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- CN202854558U CN202854558U CN 201220363606 CN201220363606U CN202854558U CN 202854558 U CN202854558 U CN 202854558U CN 201220363606 CN201220363606 CN 201220363606 CN 201220363606 U CN201220363606 U CN 201220363606U CN 202854558 U CN202854558 U CN 202854558U
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Abstract
The utility model discloses a numerical control device used for a door and window handle fatigue life testing machine. The numerical control device comprises a keyboard, a display, a one-chip microcomputer, a storage, a programmable logic controller, a power supply, and a plurality of optoelectronic isolators. The keyboard is connected with the one-chip microcomputer through a keyboard interface circuit. The display is connected with the one-chip microcomputer through a display interface circuit. The programmable logic controller is connected with the one-chip microcomputer and the optoelectronic isolators. The storage is connected with the one-chip microcomputer. A limit switch, an emergency stop switch and two stepper motor drivers are respectively connected with the one-chip microcomputer through corresponding optoelectronic isolators. The one-chip microcomputer uses a 80C31 chip. The numerical control device has a human-computer interface formed by a LCD and a membrane keyboard. Operating parameters can be set by a method of filling a form, and movement combination can be selected by a method of moving a cursor. The numerical control device controls a stepping motor dragging sliding table and an angle manipulator to complete preset motions. The numerical control device is advantaged by simple circuit structure, convenient operation, high positioning precision, relatively low cost, etc.
Description
Technical field:
The utility model relates to a kind of intelligence controlling device, specifically can control a kind of numerical control device for the door and window handle fatigue life test machine of the series of experiments actions such as fatigue life test machine is repeatedly unblanked, pulls open, slippaged, locking.
Background technology:
The door and window handle fatigue life test machine is the plant equipment of testing door and window handle index fatigue lifetime by the method for repeated rotation door and window handle switch door and window repeatedly, the motion of testing machine is made of slide unit and corner mechanical arm, the limit detection device etc. that stepper motor drags, and these mechanisms will be by a controller monitoring.The control instrument function singleness of at present Control experiment machine use can not be finished the everything that novel forms open and close.
The utility model content:
In order to remedy the deficiency of existing door and window handle fatigue life test machine control function, the utility model provides a kind of numerical control device for the door and window handle fatigue life test machine, has the man-machine interface that liquid crystal display and membrane keyboard form, available method of filling in a form is set operational factor, is selected combination of actions with the method for mobile cursor, the control step motor drags slide unit and the corner mechanical arm is finished default action, has the advantages such as circuit structure is simple, easy to operate, bearing accuracy is high, cost is lower.
The technical solution adopted in the utility model is:
A kind of numerical control device for the door and window handle fatigue life test machine wherein, comprises keyboard, display, single-chip microcomputer, storer, programmable logic controller (PLC), power supply and a plurality of photoisolator; Described keyboard is connected with single-chip microcomputer through keyboard interface circuit, and display is connected with single-chip microcomputer through the display interface device circuit, and programmable logic controller (PLC) is connected with photoisolator with single-chip microcomputer respectively, and storer connects single-chip microcomputer; Limit switch, emergency stop switch and two stepper motor drivers are connected on the single-chip microcomputer through corresponding photoisolator respectively; Described single-chip microcomputer adopts the 80C31 chip.
As preferably, described numerical control device for the door and window handle fatigue life test machine comprises that also one resets and watchdog circuit, described resetting and watchdog circuit employing MAX813L chip, its pin 6 is connected with the pin 8 of single-chip microcomputer, pin 7 is connected with the pin 9 of single-chip microcomputer, pin 2, pin 4 connect VCC, pin 3 ground connection.
As preferably, described keyboard interface circuit comprises keyboard interface circuit U1 and keyboard interface circuit U2, and keyboard interface circuit U1, U2 are connected with single-chip microcomputer through bus; Described keyboard interface circuit U1, U2 adopt respectively 74HC244 and 74HC377 chip.
As preferably, described display interface device circuit adopts the 74HC245 chip, and the display interface device circuit is connected with single-chip microcomputer through bus.
As preferably, described storer adopts the 93C46 chip, and its pin 1 connects the pin 6 of single-chip microcomputer, and pin 2 connects the pin 5 of single-chip microcomputers, and pin 3,4 connects single-chip microcomputer pins 4, and pin 8 connects VCC, pin 5,6 ground connection.
As preferably, described programmable logic controller (PLC) adopts the GAL16V8 chip, and its pin 12, pin 13 connect respectively pin 14 and the pin 15 of single-chip microcomputer, and pin 9 connects the pin 6 of photoisolator U5, and pin 8 connects the pin 6 of photoisolator U7; Described photoisolator U5, U7 all adopt the 6N137 chip.
As preferably, described display adopts the 19264A liquid crystal display.
The beneficial effects of the utility model are:
1. circuit structure is simple, is easy to realize;
2. adopt stepper motor as driver part, bearing accuracy is high, and cost is lower
3. function is complete, can automatically finish the required action of all kinds of different door and windows of folding;
4. adopt photoelectric isolation technology at hardware, reliability is high;
5. the utility model is a kind of SCM Based intelligent controller, adopt liquid crystal display and membrane keyboard to form man-machine interface, easy to operate, can show and desired location value, corner value, multiplicity and spacing state etc., all operations is all finished by mobile cursor singly-bound or singly-bound order, and the menu formula input of filling in a form is adopted in programming;
6. the utility model is comprised of single-chip microcomputer, liquid crystal display, membrane keyboard, peripheral circuit etc., all adopts cmos device, and is low in energy consumption, reliability is high.
Description of drawings:
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is circuit theory diagrams of the present utility model;
Fig. 3 is the panel layout figure of an embodiment of the utility model.
Embodiment:
Below the utility model is described in further detail by reference to the accompanying drawings with embodiment.
As shown in Figure 1 and Figure 2, this device mainly comprises keyboard J1, liquid crystal display J2, single-chip microcomputer U6, storer U8, programmable logic controller (PLC) U9, resets and watchdog circuit U4, power supply and photoisolator O1-O4, U5, U7.Keyboard J1 is connected with keyboard interface circuit U1, U2 respectively, and liquid crystal display J2 is connected with display interface device circuit U 3, and keyboard interface circuit U1, U2 are connected with the display interface device circuit U and are connected with single-chip microcomputer U6 through bus.Single-chip microcomputer adopts the 80C31 chip, and its pin 14 is connected with the pin 12 of programmable logic controller (PLC) U9, and pin 15 is connected with the pin 13 of programmable logic controller (PLC) U9; The pin 9 of programmable logic controller (PLC) U9 connects the pin 6 of photoisolator U5, and the pin 8 of U9 connects the pin 6 of photoisolator U7.
The display interface device circuit adopts the 74HC245 chip, resets and watchdog circuit employing MAX813L chip, and its pin 6 is connected with the pin 8 of single-chip microcomputer, and pin 7 is connected with the pin 9 of single-chip microcomputer, and pin 2, pin 4 connect VCC, pin 3 ground connection.Keyboard interface circuit comprises keyboard interface circuit U1 and keyboard interface circuit U2, and keyboard interface circuit U1, U2 adopt respectively 74HC244 and 74HC377 chip.
Storer adopts the 93C46 chip, and its pin 1 connects the pin 6 of single-chip microcomputer, and pin 2 connects the pin 5 of single-chip microcomputer, and pin 3,4 connects single-chip microcomputer pin 4, and pin 8 connects VCC, pin 5,6 ground connection.Programmable logic controller (PLC) adopts the GAL16V8 chip, and its pin 12, pin 13 connect respectively pin 14 and the pin 15 of single-chip microcomputer, and pin 9 connects the pin 6 of photoisolator U5, and pin 8 connects the pin 6 of photoisolator U7; Described photoisolator U5, U7 all adopt the 6N137 chip.
This device adopts the 80C31 single-chip microcomputer as main control unit, display adopts the 19264A liquid crystal display, programmable logic controller (PLC) U9 (GAL16V8) is address latch, code translator and control signal compositor, with the data-interface of two-way three-state buffer 74HC245 as liquid crystal display, carry out the synthetic of interface decoding and liquid crystal display J2 access control signal with programmable logic controller (PLC) U9 (GAL16V8), with serial electrically alterable storage U8 (93C46) storing control parameter, the control signal of two groups of stepper motors shares a direction control line to save port lines.Outside 24Vdc switch state signal (limit signal of each stepper motor driving shaft, emergent stop signal) is sent into single-chip microcomputer through photoisolator.Single-chip microcomputer receives instruction by keyboard, processes as required, and result is outputed to liquid crystal display and output circuit.Adopt high speed optoelectronic isolator drive stepper motor driver.
The input and output signal of this device all adopts the photoisolator isolation, and the isolation of high speed optoelectronic isolator is adopted in the output of control step motor driver, has improved antijamming capability.The scram button of system is all output signals of shearing device directly, have accelerated response speed in emergency circumstances, have improved Security of the system.
As shown in Figure 3, the operation below by embodiment further specifies function of the present utility model:
One, shows
Pattern: show operational mode.That is:
Pattern 0: close → open → close
Pattern 1: tight (0 °) → pine (90 °) → open → close → tight (0 °)
Pattern 2: tight (0 °) → pine (90 °) → open → close → tight (0 °)
Mode 3: tight (0 °) → pine (90 °) → open → close → tight (0 °) → pine (180 °) → push away → draw → tight (0 °)
Desired value: the setting value that shows each parameter.That is:
C=nnnnn: cycle index.
A=nnn/mmm:nnn is first angle of rotatable handle; Mmm is second angle of rotatable handle.
L=nnn.n: the position that arrives when windowing.
Currency: the currency that shows above-mentioned parameter.This value can be set to zero with " zero clearing " key.
Upper right corner condition prompting: but crawl---current crawl operation; But equidistantly---current step-by-step operation; Single hop---the current single hop operation state that is in; Continuously---currently be in continuous operation state.
The second row condition prompting: X+ is to just spacing, and X-is to negative spacing, and Y+ is to upper limit, and Y-is to lower limit, and the ES scram button is pressed.
Two, keyboard
Value key (0～9 ,-.): be used for input value.
Editing key (←, ↑, →, ↓, cancellation, input): under mode of operation, be used for selecting pending parameter or the axle of crawl/stepping; Under programming mode, be used for selecting parameter to be edited, determine or cancel the data of input.
Function key (zero setting is set, and crawl is equidistant): be used for the blocked operation mode.
Operating key (releasing, return zero, advances in the location, retreats, and single hop continuously, stops): be used for control action.
Three, operation
(1) operation
0,1,2,3: select operational mode.Press the parameters that rear display will show this pattern; When entering editing mode, can revise the parameters of this pattern.
Zero setting: when cursor is in mode number lower time, with the currency zero clearing of C, A, L.By " ↑ " or " ↓ " cursor is moved at C, A, each row of L, can be with the currency zero clearing of this row with this key, the currency of other row is constant.
Set: enter the edit routine interface.
Crawl: selected element flowing mode.
Equidistantly: select equidistant mode.
Release: once depress action (adhesive cylinder solenoid valve), namely export the PS signal; Press again a deuterzooid key, then discharge cylinder solenoid valve.
Return zero: when cursor pointing A or L, this axle can be moved to zero-bit.
Location: when cursor pointing A or L, this axle can be moved to the position that desired value is set.
1. crawl:
Advance: when cursor pointing A or L, this axle advances, until unclamp this key.
Retreat: when cursor pointing A or L, this axle retreats, until unclamp this key.
2. equidistant:
Advance: when cursor pointing A or L, this axle base unit (1 ° or 0.1mm) that advances.
Retreat: when cursor pointing A or L, this axle slow astern base unit (1 ° or 0.1mm).
3. executive routine:
Program is carried out according to the order of pattern appointment, and the number of times of execution is specified by the C item, if currency 0 during more than or equal to desired value, undo.
During operation, use first " 0 ", " 1 ", " 2 " or " 3 " key to select mode of operation.
Single hop: once carry out an action.
Continuously: the disposable everything of finishing.
Stop: ending current operation.
(2) setup parameter:
Select row to be edited with " ↑ " or " ↓ ".
With value key (0～9 ,-.) input value, the cursor of flicker is indicated the position of numerical value to be entered, confirm input content (when the input content complete sum was correct, cursor moved on to the beginning position of one's own profession) with " input " key, perhaps use " cancellation " key to recover original content.
C=0～65535: cycle index.
L=-3200.0～3200.0: the position that arrives when windowing.
V=0～30000: the speed of window.
D=-3200.0～3200.0: the position that arrives when pushing away window.
A=-360～360: first angle of rotatable handle (90 °).
W=0～30000: the speed of rotatable handle.
B=-360～360: second angle (180 °) of rotatable handle.
Explanation is at last, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, other modifications that those of ordinary skills make the technical solution of the utility model or be equal to replacement, only otherwise break away from the spirit and scope of technical solutions of the utility model, all should be encompassed in the middle of the claim scope of the present utility model.
Claims (7)
1. a numerical control device that is used for the door and window handle fatigue life test machine is characterized in that: comprise keyboard, display, single-chip microcomputer, storer, programmable logic controller (PLC), power supply and a plurality of photoisolator; Described keyboard is connected with single-chip microcomputer through keyboard interface circuit, and display is connected with single-chip microcomputer through the display interface device circuit, and programmable logic controller (PLC) is connected with photoisolator with single-chip microcomputer respectively, and storer connects single-chip microcomputer; Limit switch, emergency stop switch and two stepper motor drivers are connected on the single-chip microcomputer through corresponding photoisolator respectively; Described single-chip microcomputer adopts the 80C31 chip.
2. a kind of numerical control device for the door and window handle fatigue life test machine according to claim 1, it is characterized in that: described numerical control device for the door and window handle fatigue life test machine comprises that also one resets and watchdog circuit, described resetting and watchdog circuit employing MAX813L chip, its pin 6 is connected with the pin 8 of single-chip microcomputer, pin 7 is connected with the pin 9 of single-chip microcomputer, pin 2, pin 4 connect VCC, pin 3 ground connection.
3. a kind of numerical control device for the door and window handle fatigue life test machine according to claim 1 and 2, it is characterized in that: described keyboard interface circuit comprises keyboard interface circuit U1 and keyboard interface circuit U2, and keyboard interface circuit U1, U2 are connected with single-chip microcomputer through bus; Described keyboard interface circuit U1, U2 adopt respectively 74HC244 and 74HC377 chip.
4. a kind of numerical control device for the door and window handle fatigue life test machine according to claim 3 is characterized in that: described display interface device circuit adopts the 74HC245 chip, and the display interface device circuit is connected with single-chip microcomputer through bus.
5. a kind of numerical control device for the door and window handle fatigue life test machine according to claim 4, it is characterized in that: described storer adopts the 93C46 chip, its pin 1 connects the pin 6 of single-chip microcomputer, pin 2 connects the pin 5 of single-chip microcomputer, pin 3,4 connects single-chip microcomputer pin 4, pin 8 connects VCC, pin 5,6 ground connection.
6. a kind of numerical control device for the door and window handle fatigue life test machine according to claim 5, it is characterized in that: described programmable logic controller (PLC) adopts the GAL16V8 chip, its pin 12, pin 13 connect respectively pin 14 and the pin 15 of single-chip microcomputer, pin 9 connects the pin 6 of photoisolator U5, and pin 8 connects the pin 6 of photoisolator U7; Described photoisolator U5, U7 all adopt the 6N137 chip.
7. a kind of numerical control device for the door and window handle fatigue life test machine according to claim 6 is characterized in that: described display employing 19264A liquid crystal display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220363606 CN202854558U (en) | 2012-07-26 | 2012-07-26 | Numerical control device used for door and window handle fatigue life testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220363606 CN202854558U (en) | 2012-07-26 | 2012-07-26 | Numerical control device used for door and window handle fatigue life testing machine |
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| Publication Number | Publication Date |
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| CN202854558U true CN202854558U (en) | 2013-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220363606 Expired - Fee Related CN202854558U (en) | 2012-07-26 | 2012-07-26 | Numerical control device used for door and window handle fatigue life testing machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102789195A (en) * | 2012-07-26 | 2012-11-21 | 常州中科智联机电科技有限公司 | Numerical control device for tester of lever handle fatigue life of door/window |
| CN103376207A (en) * | 2013-06-21 | 2013-10-30 | 宁波市产品质量监督检验研究院 | Multifunctional testing instrument of door and window hardware system |
| CN105136428A (en) * | 2015-09-21 | 2015-12-09 | 福建福光股份有限公司 | Motorized zoom lens service life detection jig control circuit and method |
-
2012
- 2012-07-26 CN CN 201220363606 patent/CN202854558U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102789195A (en) * | 2012-07-26 | 2012-11-21 | 常州中科智联机电科技有限公司 | Numerical control device for tester of lever handle fatigue life of door/window |
| CN103376207A (en) * | 2013-06-21 | 2013-10-30 | 宁波市产品质量监督检验研究院 | Multifunctional testing instrument of door and window hardware system |
| CN103376207B (en) * | 2013-06-21 | 2015-10-21 | 宁波市产品质量监督检验研究院 | A kind of door and window hardware system multifunctional tester |
| CN105136428A (en) * | 2015-09-21 | 2015-12-09 | 福建福光股份有限公司 | Motorized zoom lens service life detection jig control circuit and method |
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Legal Events
| Date | Code | Title | Description |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20180726 |