CN102756356B - Automatic push mounting system of automotive combination meter pointer - Google Patents

Automatic push mounting system of automotive combination meter pointer Download PDF

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Publication number
CN102756356B
CN102756356B CN201210247701.6A CN201210247701A CN102756356B CN 102756356 B CN102756356 B CN 102756356B CN 201210247701 A CN201210247701 A CN 201210247701A CN 102756356 B CN102756356 B CN 102756356B
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press
pointer
input
output
fits
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CN102756356A (en
Inventor
邓其贵
杨连凯
蓝伟铭
谭顺学
王文祥
李杨
黎艺华
黄力
覃贵礼
童自发
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LIUZHOU HANGSHENG TECHNOLOGY Co Ltd
Liuzhou Vocational and Technical College
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LIUZHOU HANGSHENG TECHNOLOGY Co Ltd
Liuzhou Vocational and Technical College
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Abstract

The invention discloses automatic push mounting system of an automotive combination meter pointer, and relates to a meter pointer push mounting system. The automatic push mounting system comprises touch display screen, an automatic push mounting electronic control system, a meter mounting and transporting platform, a meter pointer push mounting system, a meter current detecting system and a pressure detection system, wherein the input end and the output end of the automatic push mounting electronic control system are respectively connected with the input ends and the output ends of the meter mounting and transporting platform and the touch display screen, the input end of the automatic push mounting electronic control system is connected with the output ends of the pressure detecting system, and the output end of the automatic push mounting electronic control system is connected with the input end of the meter pointer push mounting system. According to the automatic push mounting system, the electrified dynamic current of the meter is monitored, so that the waste products can be eliminated before the meter pointer is pushed, and thus the production efficiency is improved; and the pressure value of the pushing of the meter pointer can be monitored in real time, the meter pointer can be subjected to push mounting automatically according to the qualified range of the pressure of the meter pointer, the conditions of falling off o the meter pointer caused by the ultralow push mounting pressure and the damage to the meter caused by the overlarge push mounting can be avoided, and the rejection rate is lowered greatly.

Description

Automobile combination meter pointer automatic press mounting system
Technical field
The present invention relates to a kind of gauge pointer press mounting system, particularly a kind of automobile combination meter pointer automatic press mounting system.
Background technology
Automobile instrument is the various performance state for display automobile, and the combination instrument of automobile routine comprises mileometer, engine speed indicator, oil pressure gauge, water-thermometer, fuel gauge, storage battery scale.Traditional automobile combination meter mainly adopts pointer instrument to show various performance state, and pointer instrument critical piece is small type stepping motor and pointer.In the time producing, the pressing method of conventional instrument pointer mainly adopts the special press-loading device of special customization, by manual control pneumatic cylinder, drives that multiple press-loading heads are disposable have been press-fited.Granted publication number is that the Chinese patent of CN201261394Y discloses a kind of " press mounting of pointer in automobile combined instrument system ", the force value that this patent gets pressure sensor is utilized touch-screen to manifest in real time and is monitored pressing process, adopt hydraulic type pressing to make pressure more steady, improve the quality of product and shortened the manufacturing cycle, can reduce to a certain extent manufacturing cost.But the disadvantage that above-mentioned pressing method exists all: press-fiting pressure cannot control in real time, very easily damage instrument by pressure, directly cause scrapping of product, or because of pointer axis hole excessive, press-fit insufficient pressure and make pointer connect insecure and cause the phenomenon coming off, easily cause product defective.
Summary of the invention
The technical problem to be solved in the present invention is: a kind of automobile combination meter pointer automatic press mounting system is provided, this system can be controlled automatically and press-fit pressure, get rid of and press-fit the too small or excessive situation of pressure, to reduce the percent defective of product.
The technical scheme solving the problems of the technologies described above is: a kind of automobile combination meter pointer automatic press mounting system, this system comprise for the instrument of and translation fixing to the level of combination instrument lay with transfer platform, for pointer press mounting system that gauge pointer is press-fited, for the pressure detecting system that press mounting of pointer pressure carried out detect in real time, for to electric current, pressure and press-fit the automatic press mounting electric-control system that flow process is controlled; The input/output terminal of described automatic press mounting electric-control system is laid with the I/O of transferring platform and is connected with instrument respectively, the input of automatic press mounting electric-control system is also connected with the output of pressure detecting system, and the output of automatic press mounting electric-control system is also connected with the input of pointer press mounting system.
Further technical scheme of the present invention is: described instrument lay with transfer platform comprise for horizontal location and clamp the elasticity clip page of instrument, press-fit the flat-removing air cyclinder of position for combination instrument and elasticity clip page are moved to, for detection of put in place situation signal is sent to the photoelectric limit switch of automatic press mounting electric-control system of platform movement, described elasticity clip page, the input of flat-removing air cyclinder are connected with the output of automatic press mounting electric-control system respectively, and the output of photoelectric limit switch is connected with the input of automatic press mounting electric-control system.
Further technical scheme of the present invention is: described pointer press mounting system comprises servomotor, XY axial coordinate servo motion mechanism, vertically press-fits cylinder, press-fits buffer and press-fit locator; Described XY axial coordinate servo motion mechanism is for transferring the point coordinates location that accurately press-fits that vertically press-fits cylinder, and described vertically press-fits cylinder for vertical press mounting of pointer, and this vertically press-fits cylinder and is fixedly mounted in XY axial coordinate servo motion mechanism; Press-fit buffer as the stretching motion buffering that vertically press-fits cylinder piston rod; Described press-fit the accurate limiting of locator for press mounting of pointer, ensure the reasonable clearance between pointer and meter panel; The input of described servomotor is connected with the output of automatic press mounting electric-control system, the output of servomotor is connected with the input of XY axial coordinate servo motion mechanism, the output of XY axial coordinate servo motion mechanism is connected with the vertical input that press-fits cylinder, press-fit buffer, press-fit locator and press-fit cylinder and be connected with vertical respectively, the input that press-fits locator is connected with the output of automatic press mounting electric-control system.
Further technical scheme more of the present invention is: described XY axial coordinate servo motion mechanism comprises XY axle two dimensional surface motion leading screw, limiting photoelectric switch, the input of described XY axle two dimensional surface motion leading screw is connected with servomotor output, and limiting photoelectric switch is installed on respectively XY axle two dimensional surface motion leading screw two ends.
Further technical scheme more of the present invention is: the described locator that press-fits comprises spacing compression leg, upper limit plate, lower limiting board and the Pneumatic tailstock being driven by Pneumatic tailstock cylinder ,described spacing compression leg is installed on upper limit plate, and upper limit plate is installed on the piston rod upper end that vertically press-fits cylinder, and lower limiting board is installed on the upper end that vertically press-fits cylinder block, and Pneumatic tailstock is installed on lower limiting board .
The described buffer that press-fits is arranged on described lower limiting board.
Further technical scheme of the present invention is: described pressure detecting system comprises dc source, pressure sensor, pressure transmitter; Described dc source is used to pressure sensor and pressure transmitter that dc source is provided, pressure sensor is for press-fiting and press-fit the real-time detection of pressure to the contact of pointer, pressure transmitter is for amplifying the detection signal of pressure sensor and converting standard voltage signal to, described DC power output end is connected with the input of pressure sensor, pressure transmitter respectively, the output of pressure sensor is connected with the input of pressure transmitter, and the output of pressure transmitter is connected with the input of automatic press mounting electric-control system.
Described automatic press mounting electric-control system comprises PLC analog input module, PLC system CPU module, servo-driver; Described PLC analog input module is used for receiving instrument current detection value, press-fits detected pressure value, and the numerical data that converts standard to sends PLC system CPU module to, described PLC system CPU module is for integrated treatment instrument electric current, detected pressure value, and monitor the whole motion flow that press-fits, control servo-driver; Described servo-driver is used for driving pointer press mounting system, and reception is from control and the pulse signal of PLC system CPU module, the input of described PLC analog input module is connected with the output of pressure detecting system, the output of PLC analog input module is connected with PLC system CPU module input, the output of PLC system CPU module is connected with the input of servo-driver, and the output of servo-driver is connected with pointer press mounting system.
Described automobile combination meter pointer automatic press mounting system also includes the instrument current detecting system for detection of current value under instrument energising moment and normal power-up state, and described instrument current detecting system includes dc source, voltage change-over switch, current/voltage signaling conversion circuit; Described dc source is used to current/voltage signaling conversion circuit that two-way voltage-stabilizing dc source is provided; Described voltage change-over switch needs the switching of different electrical power to select for different instrument; Described current/voltage signaling conversion circuit is steady state current for detection of instrument energising moment, and converts standard signal to and be sent to automatic press mounting electric-control system.
Described automatic press mounting electric-control system also includes manual operation plate, indicator lamp and audible-visual annunciator, and wherein said manual operation plate is for manual operation operation, and described indicator lamp and audible-visual annunciator are for prompt system operation intuitively and alarm condition; The output of described manual operation plate is connected with the input of PLC system CPU module, and the input of indicator lamp and audible-visual annunciator is connected with the output of PLC system CPU module; The input/output terminal of described automatic press mounting electric-control system is also connected with touch display screen, this touch display screen is for setting the coordinate parameters press-fiting a little, setting press-fits force value, setting press-fit press down spacing, animation monitoring press-fits process, show force value, current value, coordinate figure, select to press-fit point, select to press-fit limit point and system debug.
Owing to adopting said structure, the present invention's automobile combination meter pointer automatic press mounting system compared with prior art, has following beneficial effect:
1. can monitor in real time and press-fit pressure, reduce the percent defective of product:
Lay and transfer platform owing to the present invention includes instrument, pointer press mounting system, pressure detecting system and automatic press mounting electric-control system, wherein automatic press mounting electric-control system is used for electric current pressure and press-fits flow process controlling, pressure detecting system is for detecting in real time press mounting of pointer pressure, this pressure detecting system comprises dc source, pressure sensor and pressure transmitter, wherein pressure sensor is for press-fiting and press-fit the real-time detection of pressure to the contact of pointer, pressure transmitter is for amplifying the detection signal of pressure sensor and converting standard voltage signal to.Therefore, the present invention can pass through the pressure sensor Real-Time Monitoring press mounting of pointer force value of pressure detecting system, in real time gauge pointer is carried out to automatic press mounting and monitoring by the PLC system CPU module of automatic press mounting electric-control system according to pointer pressure acceptability limit simultaneously, having avoided press-fiting hypotony causes pointer to come off, and because press-fiting the situation of the excessive damage instrument of pressure, greatly reduce percent defective.
2. can ensure the accurate location of pointer:
Pointer press mounting system of the present invention includes XY axial coordinate servo motion mechanism, servomotor, vertically press-fits cylinder, press-fits locator and press-fit buffer, wherein XY axial coordinate servo motion mechanism is for transferring the point coordinates location that accurately press-fits that vertically press-fits cylinder, described vertically press-fits cylinder for vertical press mounting of pointer, press-fits buffer for regulating the suitable speed that steadily press-fits according to press-fiting rate request and source of the gas pressure condition; Press-fit the accurate limiting of locator for press mounting of pointer, ensure the reasonable clearance between pointer and meter panel; Therefore, the present invention can ensure the accurate location of pointer, thereby can improve the qualification rate that press-fits speed and further raising product of pointer.In addition, the present invention also can be by press-fiting the flexible selection of coordinate, can realize the nearly arbitrary continuation compacting of eight pointers of a combination instrument.
3. can eliminate in advance waste product, enhance productivity:
Because the present invention also includes instrument current detecting system, this system is for detection of the current value under instrument energising moment and normal power-up state, thereby can be automatic press mounting electric-control system and provide data to the qualified judgement of appliance circuit, eliminate in advance waste product, and enhance productivity.
In sum, the present invention has adopted scientific and reasonable system, only needs automobile fitting factory standing normal source of the gas and power supply, and native system, by the dynamic current of instrument energising is monitored, is automatically eliminated waste product before compacting pointer; The force value Real-Time Monitoring that pointer is press-fited, carries out automatic press mounting according to pointer pressure acceptability limit, avoids press-fiting hypotony and causes pointer to come off, and because press-fiting the situation of the excessive damage instrument of pressure, greatly reduce percent defective.
Below, the technical characterictic of the automobile combination meter pointer automatic press mounting system to the present invention is further described in conjunction with the accompanying drawings and embodiments.
brief description of the drawings:
The functional block diagram of the automobile combination meter pointer automatic press mounting system of the present invention described in Fig. 1: embodiment mono-;
The structural representation of the XY axial coordinate servo motion mechanism of pointer press mounting system described in Fig. 2: embodiment mono- ;
Described in Fig. 3: embodiment mono-, pointer press mounting system press-fits locator, press-fits the mounting structure schematic diagram of buffer;
In above-mentioned accompanying drawing, the label of each part is as follows:
A0-touch display screen, B0-automatic press mounting electric-control system, B1-manual operation plate, B2-PLC system CPU module,
B3-PLC analog input module, B4-servo-driver, B5-indicator lamp and audible-visual annunciator,
C0-instrument is laid and is transferred platform, C1-elasticity clip page, and C2-flat-removing air cyclinder, C3-photoelectric limit switch,
D0-pointer press mounting system, D1-servomotor, D2-XY axial coordinate servo motion mechanism,
D21-XY axle two dimensional surface motion leading screw, D22 -limiting photoelectric switch, D3-vertically press-fits cylinder,
D31-piston rod, D4-press-fits buffer, and D5-press-fits locator, the spacing compression leg of D51-, D52-upper limit plate,
D53-lower limiting board, D54-Pneumatic tailstock, D55-Pneumatic tailstock cylinder, E0-instrument current detecting system,
E1-dc source, E2-voltage change-over switch, E3-current/voltage signaling conversion circuit, F0-pressure detecting system,
F1-dc source, F2-pressure sensor, F3-pressure transmitter, X-X axle, Y-Y axle.
detailed description of the invention:
Embodiment mono-:
A kind of automobile combination meter pointer automatic press mounting system, its functional block diagram is referring to Fig. 1, and this system comprises that touch display screen A0, automatic press mounting electric-control system B0, instrument lay and transfer platform C0, pointer press mounting system D0, instrument current detecting system E0, pressure detecting system F0; The input/output terminal of described automatic press mounting electric-control system B0 is laid with the I/O of transferring platform C0, touch display screen A0 and is connected with instrument respectively, the input of automatic press mounting electric-control system B0 is also connected with the output of pressure detecting system F0, instrument current detecting system E0, and the output of automatic press mounting electric-control system B0 is also connected with the input of pointer press mounting system D0; Wherein:
Touch display screen A0, for setting the coordinate parameters press-fiting a little, sets and press-fits force value, sets to press-fit to press down spacingly, and animation monitoring press-fits process, shows force value, current value, coordinate figure, selects to press-fit point, selects to press-fit limit point and system debug etc.;
Automatic press mounting electric-control system B0, be used for accepting electric current, pressure detecting judgement and press-fit flow monitoring, this electric-control system B0 comprises manual operation plate B1, PLC system CPU module B2, PLC analog input module B3, servo-driver B4, indicator lamp and audible-visual annunciator B5, the input of described PLC analog input module B3 respectively with manual operation plate B1, instrument current detecting system E0, the output of pressure detecting system F0 connects, the output of PLC analog input module B3 is connected with PLC system CPU module B2 input, the output of PLC system CPU module B2 is connected with the input of servo-driver B4, the output of servo-driver B4 and pointer press mounting system D0, indicator lamp and audible-visual annunciator B5 connect, wherein said manual operation plate B1 is for manual operation operation, the operation such as comprise that system starts, stops, reset, fault clearance, the left lateral right lateral debugging of X-axis mechanism, the forward-reverse debugging of Y-axis mechanism, instrument power on, wherein said PLC system CPU module B2 is for integrated treatment instrument electric current, detected pressure value, and monitor the whole motion flow that press-fits, control servo-driver B4, carry out real-time data communication etc. with touch display screen, wherein said PLC analog input module B3 is used for receiving instrument current detection value, press-fits detected pressure value etc., and the numerical data that converts standard to sends B2 to, wherein said servo-driver B4 is for driving the servomotor D1 of XY axle, and receiving control and the pulse signal from PLC system, wherein said indicator lamp and audible-visual annunciator B5 are for prompt system operation intuitively and alarm condition etc.,
Instrument is laid and is transferred platform C0, for fixing automobile combination meter to be assembled, and instrument is transplanted on to the position that press-fits of appointment, this instrument is laid and is transferred platform C0 and comprise elasticity clip page C1, flat-removing air cyclinder C2 and photoelectric limit switch C3, the input of described elasticity clip page C1, flat-removing air cyclinder C2 is connected with the output of automatic press mounting electric-control system B0 respectively, and the output of photoelectric limit switch C3 is connected with the input of automatic press mounting electric-control system B0; Wherein said elasticity clip page C1 is for clamping instrument and locating and place pointer to be press-fited, flat-removing air cyclinder C2 is for driving press-mounting platform to the position that press-fits of specifying, photoelectric limit switch C3 moves into place for detection of mobile platform, and limit signal is sent to PLC control system.
Pointer press mounting system D0, press-fits for instrument is carried out to pointer, and this pointer press mounting system D0 comprises servomotor D1, and the XY axial coordinate servo motion D2 of mechanism, vertically press-fits cylinder D3, press-fits buffer D4 and press-fits locator D5; The input of described servomotor D1 is connected with the output of automatic press mounting electric-control system B0, the output of servomotor D1 is connected with the input of the XY axial coordinate servo motion D2 of mechanism, the output of the XY axial coordinate servo motion D2 of mechanism is connected with the vertical input that press-fits cylinder D3, press-fit buffer D4, press-fit locator D5 and press-fit cylinder D3 and be connected with vertical respectively, the control input end that press-fits locator D5 is connected with the output of automatic press mounting electric-control system; The described XY axial coordinate servo motion D2 of mechanism comprises XY axle two dimensional surface motion leading screw (referring to Fig. 2), limiting photoelectric switch, described servomotor output is connected with the input of XY axle two dimensional surface motion leading screw, and limiting photoelectric switch is installed on respectively XY axle two dimensional surface motion leading screw two ends; The described locator D5 that press-fits comprises spacing compression leg D51, upper limit plate D52, lower limiting board D53 and Pneumatic tailstock D54 ,described spacing compression leg D51 is installed on upper limit plate D52, and upper limit plate D52 is installed on the piston rod D31 upper end that vertically press-fits cylinder, and lower limiting board D53 is installed on the upper end that vertically press-fits cylinder block, and Pneumatic tailstock D54 is installed on lower limiting board D53 ;the described buffer D4 that press-fits is general buffer, is provided with the spring that can play cushioning effect in it, and the described buffer D4 that press-fits installs the lower limiting board D53 upper (referring to Fig. 3) that press-fits locator; Wherein said servomotor D1 is used for the two dimensional motion that drives XY axial coordinate mechanism and vertically press-fit cylinder; The wherein said XY axial coordinate servo motion D2 of mechanism press-fits cylinder for fixed vertical and accurately press-fits the handover of point coordinates location; Wherein saidly vertically press-fit cylinder D3, carry out press-fiting of pointer for vertical drive pressure sensor; Wherein saidly press-fit buffer D4 as the stretching motion buffering that vertically press-fits cylinder piston rod, regulate the suitable speed that steadily press-fits, ensure product quality; Wherein saidly press-fit the accurate limiting of locator D5 for press mounting of pointer process, ensure the reasonable clearance between pointer and meter panel.
Instrument current detecting system E0, for detection of the current value under instrument energising moment and normal power-up state, thereby for system provides data to the qualified judgement of appliance circuit, eliminates in advance waste product, and enhances productivity; This instrument current detecting system E0 comprises dc source E1, voltage change-over switch E2, current/voltage signaling conversion circuit E3, wherein said dc source E1, is used to current/voltage signaling conversion circuit E3 that the two-way voltage-stabilizing dc source of DC0-12V, DC0-24V is provided; Wherein said voltage change-over switch E2 needs the switching of different electrical power to select for different instrument; Wherein said current/voltage signaling conversion circuit E3 is steady state current for detection of instrument energising moment, and converts standard signal 0-20mA to and be sent to PLC analog input module B3;
Pressure detecting system F0, for the real-time detection of press mounting of pointer pressure, this pressure detecting system F0 comprises dc source F1, pressure sensor F2, pressure transmitter F3, described dc source F1 output is connected with the input of pressure sensor F2, pressure transmitter F3 respectively, the output of pressure sensor F2 is connected with the input of pressure transmitter F3, and the output of pressure transmitter F3 is connected with the input of automatic press mounting electric-control system B0; Wherein said dc source F1 is used to pressure sensor F2 and pressure transmitter F3 that the constant voltage dc source of DC24V is provided; Wherein said pressure sensor F2 is for press-fiting and press-fit the real-time detection of pressure to the contact of pointer, wherein said pressure transmitter F3 is for amplifying and convert to the standard voltage signal of 0-5V to the detection signal of pressure sensor F2.
The course of work of the present invention's automobile combination meter pointer automatic press mounting system is as follows:
Lay and reset with mobile platform C0 and elasticity clip page C1 clip instrument in the situation that in instrument, connect instrument upper electrical switch, instrument current detecting system E0 sends the analog signals of electric current to automatic press mounting electric-control system B0, transient state turn-on current and the stabling current of automatic press mounting electric-control system B0 system to instrument processed judgement, when electric current is defective, send the defective warning of instrument, in the time that electric current is qualified, press start button, instrument is laid with mobile platform C0 and is advanced, to press-fiting behind position of specifying, photoelectric limit switch C3 obtains electric, PLC system CPU module press-fits coordinate a little according to first, control servomotor D1 and drive the coordinate that vertically press-fits cylinder D3 and move to appointment on the XY axial coordinate servo motion D2 of mechanism, then the magnetic valve that vertically press-fits cylinder D3 obtains electric, vertically press-fiting cylinder D3 drives pressure sensor F2 to press down, carrying out pointer press-fits, after being press-fit into place and judging that pressure is qualified, vertically press-fiting cylinder D3 upsprings, PLC system CPU module continues according to selected coordinate points, control servomotor D1 drive vertically press-fits cylinder D3 and press-fits a little to the next one, proceed press-fiting of next pointer, so circulation, press-fit after last pointer when qualified, vertically press-fiting cylinder D3 upsprings, PLC system CPU module controls XY axial coordinate servo motion mechanism resets, instrument is laid with mobile platform C0 and is resetted and exit simultaneously, whole pointer press-fits process to be finished.
Press-fiting in process, when pressure enters qualified setting range, do not exceeding in qualified upper pressure limit situation, remain on press-fiting in the time of setting and continue to press-fit, until vertically press-fiting cylinder after being press-fit into place, pointer upsprings; If it is always very little to press-fit pressure, press-fit in the time and do not reach qualified pressure limit what set, vertically press-fit cylinder and upspring and be judged as defectively, then finish to press-fit flow process and report to the police; In the time that pressure exceedes qualified upper pressure limit, vertically press-fit cylinder and directly upspring and be judged as defectively, avoid instrument to bear excessive pressure and damaged condition, then finish to press-fit flow process and report to the police.

Claims (8)

1. an automobile combination meter pointer automatic press mounting system, is characterized in that: this system comprise for the instrument of and translation fixing to the level of combination instrument lay with transfer platform (C0), for pointer press mounting system (D0) that gauge pointer is press-fited, for the pressure detecting system (F0) that press mounting of pointer pressure carried out detect in real time, for to electric current, pressure and press-fit the automatic press mounting electric-control system (B0) that flow process is controlled; The input/output terminal of described automatic press mounting electric-control system (B0) is laid with the I/O of transferring platform (C0) and is connected with instrument respectively, the input of automatic press mounting electric-control system (B0) is also connected with the output of pressure detecting system (F0), and the output of automatic press mounting electric-control system (B0) is also connected with the input of pointer press mounting system (D0); Described pointer press mounting system (D0) comprises servomotor (D1), XY axial coordinate servo motion mechanism (D2), vertically press-fits cylinder (D3), press-fits buffer (D4) and press-fits locator (D5); Described XY axial coordinate servo motion mechanism (D2) is for transferring the point coordinates location that accurately press-fits that vertically press-fits cylinder, described vertically press-fits cylinder (D3) for vertical press mounting of pointer, and this vertically press-fits cylinder (D3) and is fixedly mounted in XY axial coordinate servo motion mechanism (D2); Press-fit buffer (D4) as the stretching motion buffering that vertically press-fits piston rod; Described press-fit the accurate limiting of locator (D5) for press mounting of pointer, ensure the reasonable clearance between pointer and meter panel; The input of described servomotor (D1) is connected with the output of automatic press mounting electric-control system (B0), the output of servomotor (D1) is connected with the input of XY axial coordinate servo motion mechanism (D2), the output of XY axial coordinate servo motion mechanism (D2) is connected with the vertical input that press-fits cylinder (D3), press-fit buffer (D4), press-fit locator (D5) and press-fit cylinder (D3) and be connected with vertical respectively, the input that press-fits locator (D5) is connected with the output of automatic press mounting electric-control system (B0);
The described locator (D5) that press-fits comprises spacing compression leg (D51), upper limit plate (D52), lower limiting board (D53) and the Pneumatic tailstock (D54) being driven by Pneumatic tailstock cylinder ,described spacing compression leg (D51) is installed on upper limit plate (D52), upper limit plate (D52) is installed on piston rod (D31) upper end that vertically press-fits cylinder (D3), lower limiting board (D53) is installed on the upper end that vertically press-fits cylinder block, and Pneumatic tailstock (D54) is installed on lower limiting board (D53).
2. automobile combination meter pointer automatic press mounting system according to claim 1, it is characterized in that: described instrument is laid and transferred platform (C0) and comprise for horizontal location and clamp the elasticity clip page (C1) of instrument, for combination instrument and elasticity clip page are moved to the flat-removing air cyclinder (C2) that press-fits position, for detection of put in place situation signal is sent to the photoelectric limit switch (C3) of automatic press mounting electric-control system of platform movement, described elasticity clip page (C1), the input of flat-removing air cyclinder (C2) is connected with the output of automatic press mounting electric-control system (B0) respectively, the output of photoelectric limit switch (C3) is connected with the input of automatic press mounting electric-control system (B0).
3. automobile combination meter pointer automatic press mounting system according to claim 1, it is characterized in that: described XY axial coordinate servo motion mechanism (D2) comprises XY axle two dimensional surface motion leading screw (D21), limiting photoelectric switch (D22), the input of described XY axle two dimensional surface motion leading screw (D21) is connected with servomotor (D1) output, and limiting photoelectric switch (D22) is installed on respectively XY axle two dimensional surface motion leading screw (D21) two ends.
4. automobile combination meter pointer automatic press mounting system according to claim 1, is characterized in that: the described buffer (D4) that press-fits is arranged on described lower limiting board (D53).
5. automobile combination meter pointer automatic press mounting system according to claim 1, is characterized in that: described pressure detecting system (F0) comprises dc source (F1), pressure sensor (F2), pressure transmitter (F3), described dc source (F1) is used to pressure sensor (F2) and pressure transmitter (F3) that dc source is provided, pressure sensor (F2) is for press-fiting and press-fit the real-time detection of pressure to the contact of pointer, pressure transmitter (F3) is for amplifying the detection signal of pressure sensor (F2) and converting standard voltage signal to, described dc source (F1) output respectively with pressure sensor (F2), the input of pressure transmitter (F3) connects, the output of pressure sensor (F2) is connected with the input of pressure transmitter (F3), the output of pressure transmitter (F3) is connected with the input of automatic press mounting electric-control system (B0).
6. automobile combination meter pointer automatic press mounting system according to claim 1, is characterized in that: described automatic press mounting electric-control system (B0) comprises PLC analog input module (B3), PLC system CPU module (B2), servo-driver (B4); Described PLC analog input module (B3) for receiving instrument current detection value, press-fit detected pressure value, and the numerical data that converts standard to sends PLC system CPU module (B2) to, described PLC system CPU module (B2) is for integrated treatment instrument electric current, detected pressure value, and monitor the whole motion flow that press-fits, control servo-driver; Described servo-driver (B4) is for driving pointer press mounting system, and reception is from control and the pulse signal of PLC system CPU module, the input of described PLC analog input module (B3) is connected with the output of pressure detecting system (F0), the output of PLC analog input module (B3) is connected with PLC system CPU module (B3) input, the output of PLC system CPU module (B3) is connected with the input of servo-driver (B4), and the output of servo-driver (B4) is connected with pointer press mounting system (D0).
7. automobile combination meter pointer automatic press mounting system according to claim 1, it is characterized in that: described automobile combination meter pointer automatic press mounting system also includes the instrument current detecting system (E0) for detection of current value under instrument energising moment and normal power-up state, and described instrument current detecting system (E0) includes dc source (E1), voltage change-over switch (E2), current/voltage signaling conversion circuit (E3); Described dc source (E1) is used to current/voltage signaling conversion circuit (E3) that two-way voltage-stabilizing dc source is provided; Described voltage change-over switch (E2) needs the switching of different electrical power to select for different instrument; Described current/voltage signaling conversion circuit (E3) is steady state current for detection of instrument energising moment, and converts standard signal to and be sent to automatic press mounting electric-control system.
8. according to the automobile combination meter pointer automatic press mounting system described in the arbitrary claim of claim 1~7, it is characterized in that: described automatic press mounting electric-control system (B0) also includes manual operation plate (B1), indicator lamp and audible-visual annunciator (B5), wherein said manual operation plate (B1) is for manual operation operation, and described indicator lamp and audible-visual annunciator (B5) are for prompt system operation intuitively and alarm condition; The output of described manual operation plate (B1) is connected with the input of PLC system CPU module (B2), and the input of indicator lamp and audible-visual annunciator (B5) is connected with the output of PLC system CPU module (B2); The input/output terminal of described automatic press mounting electric-control system (B0) is also connected with touch display screen (A0), this touch display screen (A0) is for setting the coordinate parameters press-fiting a little, setting press-fits force value, setting press-fit press down spacing, animation monitoring press-fits process, show force value, current value, coordinate figure, select to press-fit point, select to press-fit limit point and system debug.
CN201210247701.6A 2012-07-17 2012-07-17 Automatic push mounting system of automotive combination meter pointer Active CN102756356B (en)

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