CN207424646U - For the gearshift detection device of 777 serial truck transmission of card spy - Google Patents
For the gearshift detection device of 777 serial truck transmission of card spy Download PDFInfo
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- CN207424646U CN207424646U CN201721458346.1U CN201721458346U CN207424646U CN 207424646 U CN207424646 U CN 207424646U CN 201721458346 U CN201721458346 U CN 201721458346U CN 207424646 U CN207424646 U CN 207424646U
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Abstract
The purpose of this utility model is to solve the problems, such as that it is incomplete that the special gearbox test bench of existing card detects speed changer, provides a kind of gearshift detection device for being used to block the serial truck transmissions of spy 777, belongs to automotive check technical field of tools.The device includes cabinet, the several gear indicator lights being arranged on the case front panel, emergency stop button, upshift button, downshift button, device switch, voltmeter, signal source interface, power interface and circuit unit.The present apparatus can directly couple with 777 serial truck transmission of card spy, realize that, to gearbox self shifter, failure detects in real time, reduce upkeep operation amount and service personnel's labor intensity, improve detection security and service products quality.
Description
Technical field
The utility model belongs to automotive check technical field of tools, more particularly to a kind of to become for blocking the serial truck of spy 777
The gearshift detection device of fast device.
Background technology
Block quick-action power-shift transmission before spy CATERPILLAR 777 uses 7, when speed changer uses overhaul time or generation
, it is necessary to carry out large repairs to it during failure.Speed changer after overhaul needs to carry out test verification to its various functions and performance.
But since the former design of detecting and controlling system for blocking special gearbox test bench is undesirable, during use, there are following situations：
1st, due to original, to block special gearbox TT＆C system principle design undesirable, and when gearshift leads to using with gearshift magnetic valve
The time length of electricity controls shift valve rotational angle, because of turning for gear box hydraulic oil viscosity, temperature, pressure and hydraulic pump motor
Speed, voltage fluctuation variation interference cause to be difficult to reach exactly gearshift during test gearbox.
2nd, it is difficult to find the event such as gearbox shifting solenoid valve and gearshift electric control system, gearshift hydraulic control system in time
Hinder hidden danger.
3rd, because gearshift defencive function is not perfect, trip stop, random shelves phenomenon often occurs；Can only now be shifted gears mould with armstrong's patent
Formula, the danger that operating personnel are hurt are big.
4th, operating personnel are difficult to accurately manipulate gearbox operation conditions at any time, therefore to prevent accident, reduce equipment damage
Risk, can only the slow-speed of revolution, debug repeatedly, reduce the debugging capability of testboard.
These problems result in speed changer detect it is not perfect, product quality is difficult to control after overhaul.It is above-mentioned in order to solve
Problem, it is necessary to upgrading be carried out to the special gearbox test bench of card, realize gearshift automatic control function.
Utility model content
The purpose of this utility model is that the special gearbox test bench of existing card is incomplete to speed changer detection to ask in order to solve
Topic provides a kind of gearshift detection device for being used to block the serial truck transmissions of spy 777.The present apparatus can be with 777 series of card spy
Truck transmission directly couples, and realizes that, to gearbox self shifter, failure detects in real time, reduces upkeep operation amount and service personnel
Labor intensity improves detection security and service products quality.
A kind of gearshift detection device for being used to block the serial truck transmissions of spy 777, including cabinet, is arranged on case front panel
On several gear indicator lights, be arranged on panel for the transmission gear is recovered to the emergency stop button of neutral gear, use
In the upshift button and the downshift button for reducing the transmission gear that raise the transmission gear, it is arranged on panel
The device for opening and closing the detection device switch, be arranged on panel for observing described device voltage condition
Voltmeter, be arranged on panel for be connected with transmission signals source connector signal source interface, for it is described
It the solenoid valve interface of speed changer solenoid valve joint connection and for the power interface being connected with power supply and is arranged in cabinet
Respectively with the gear indicator light, circuit board, emergency stop button, upshift button, downshift button, device switch, voltmeter, solenoid valve
The circuit unit that interface is connected with power interface.
Further, the gear indicator light is 10, and respectively upshift indicator light, reduction indicator light, emergency stop indicator light,
1 grade of indicator light, 2 grades of indicator lights, 3 grades of indicator lights, 4 grades of indicator lights, 5 grades of indicator lights, 6 grades of indicator lights and 7 grades of indicator lights.
Further, the gear indicator light, emergency stop button, upshift button, and downshift button, voltmeter, solenoid valve interface
It is parallel to power interface in circuit；Described device switch is series in circuit.
Further, the PLC being connected with the circuit unit and signal source interface is additionally provided in the cabinet.
Compared with prior art, the advantage of the utility model is：
1st, due to testing the dry run for being equal to speed changer under certain operating mode on detection means, so speed changer
A few thing performance can find that timely processing will not cause the extension of Gearbox Fault to occur, reduce in advance when detecting
Speed changer loses, and improves the overhaul qualification rate of speed changer.
2nd, the present apparatus can improve gearbox service life 1000 it is small when or so, and greatly reduce gearbox dispatch from the factory
Failure rate afterwards.
3rd, the present apparatus directly couples at the scene with vehicle, realizes and Gearbox Fault real-time tracking is detected, and reduces failure and sentences
The disconnected time, upkeep operation amount is reduced, reduce service personnel's labor intensity, promote production automobile operation efficiency.
4th, the present apparatus is convenient to use, easy to operate, easy to carry, and service life is long, a tractor serves several purposes.
Description of the drawings
The front view of Fig. 1,1 device of the utility model embodiment；
The connection relationship diagram of Fig. 2,1 device of the utility model embodiment；
Wherein, 1, cabinet, 2, front panel, 3, emergency stop button, 4, upshift button, 5, downshift button, 6, device switch, 7, electricity
Press table, 81, signal source interface, 82, solenoid valve interface, 83, power interface, 9, circuit unit, 10, PLC, 11, speed changer；
201st, upshift indicator light, and 202, downshift indicator light, 203, emergency stop indicator light, 204,1 grades of indicator lights, 205,2 grades refer to
Show lamp, 206,3 grades of indicator lights, 207,4 grades of indicator lights, 208,5 grades of indicator lights, 209,6 grades of indicator lights, 210,7 grades of indicator lights,
811st, gear position sensor, 821, upshift solenoid valve, 822, reduce solenoid valve.
Specific embodiment
Embodiment 1
A kind of gearshift detection device for being used to block the serial truck transmissions of spy 777, as shown in Figure 1, including cabinet 1, is set
10 gear indicator lights on case front panel 2 are arranged on panel and are used to recover the transmission gear to neutral gear
Emergency stop button 3, the downshift for the upshift button 4 that raises the transmission gear and for reducing the transmission gear presses
Key 5, the device for opening and closing the detection device being arranged on panel switch 6, are arranged on panel and are used to see
Examine the voltmeter 7 of described device voltage condition, be arranged on panel for the letter that is connected with transmission signals source connector
Number source interface 81, the power supply for the solenoid valve interface 82 that is connected with the speed changer solenoid valve joint and for being connected with power supply
Interface 83 and be arranged in cabinet respectively with the gear indicator light, emergency stop button 3, upshift button 4, downshift button 5,
The circuit unit 9 that device switch 6, voltmeter 7, solenoid valve interface 82 and power interface 83 connect；
The gear indicator light is respectively the indicator light 201 that upshifts, and downshift indicator light 202,203, the 1 grade of instruction of emergency stop indicator light
204,2 grades of lamp, 205,3 grades of indicator light, 206,4 grades of indicator light, 207,5 grades of indicator light indicator light, 208,6 grades of indicator lights 209 and 7 grades refer to
Show lamp 210；
The gear indicator light, emergency stop button 3, upshift button 4, and downshift button 5, voltmeter 7, solenoid valve interface 82 and electricity
Source interface 83 is parallel in circuit；Described device switch 6 is series in circuit；
What transmission signals source connector 81 transmitted is the signal of gear shift position sensor 811；The speed changer electricity
What magnet valve connector 82 transmitted is the electric current for being delivered to transmission up-shift solenoid valve 821 and reducing solenoid valve 822；
The PLC10 being connected with the circuit unit 9 and signal source interface 81, model west gate are additionally provided in the cabinet 1
Sub- s7-200 series.
When using the present apparatus, the signal source interface of the present apparatus with transmission signals source connector is connected first, this is filled
The solenoid valve interface put is connected with speed changer solenoid valve joint, and speed changer is connected with the special gearbox test bench of card；
The power interface of the present apparatus is connected with power supply, and opening device switchs, and opens emergency stop indicator light by rapid stop key,
And PLC is obtained after emergency stop key signals through the downshift electricity with the solenoid valve interface that speed changer solenoid valve joint is connected to speed changer
Magnet valve is powered, and gearbox shifting guiding valve rotates, and gear is continuously down to N grades；
Start testboard, the function of gearbox is tested, and by the button of the present apparatus gearshift is controlled to detect.
When press upshift button after, upshift indicator light light, PLC obtain upshift push button signalling after by with speed changer electromagnetism
The solenoid valve interface of valve union connection is to the upshift solenoid valves of speed changer, and gearbox shifting guiding valve rotates, when gearbox turns
During to next gear, the gear position sensor in gearbox is fed back by the signal source interface being connected with transmission signals source connector
To PLC, PLC is connect one gear signal by the solenoid valve being connected with speed changer solenoid valve joint immediately after receiving gear signal
Mouth gives upshift solenoid valve power-off, and gearbox does not continue to be transferred to next gear, and PLC leads to corresponding gear indicator light
Electricity；When press downshift button after, downshift indicator light light, PLC obtain downshift push button signalling after give speed changer downshift solenoid valve
Be powered, gearbox shifting guiding valve rotates, when gearbox goes to next gear, gear position sensor in gearbox by with change
The signal source interface of fast device signal source connector connection feeds back a gear signal to PLC, PLC receive after gear signal immediately to
Downshift solenoid valve power-off, and gearbox does not continue to be transferred to next gear, and PLC is powered to corresponding gear indicator light.
So as to which the gear for obtaining required is debugged.
At the end of detection, speed changer change neutral gear is first turned off into testboard.
During re-test, rapid stop key is pressed when unexpected hidden danger occurs for equipment, gearbox drops to rapidly neutral gear, becomes to protect
Fast case and the safety of personnel.
The voltage condition when effect of voltmeter is real-time display current operation, convenient for grasping voltage change information.
Claims (4)
1. a kind of gearshift detection device for being used to block the serial truck transmissions of spy 777, which is characterized in that including cabinet, be arranged on
Several gear indicator lights on the case front panel are arranged on the case front panel and are used for the shelves of the speed changer
Bit recovery to the emergency stop button of neutral gear, for the upshift button that raises the gear of the speed changer and for reducing the speed changer
Gear downshift button, the device for opening and closing the detection device being arranged on the case front panel opens
It closes, the voltmeter for being used to observe the detection device voltage condition being arranged on the case front panel is arranged on the machine
On case front panel for be connected with the signal source connector of the speed changer signal source interface, for the electricity with the speed changer
It the solenoid valve interface of magnet valve connector connection and for the power interface being connected with external power supply and is arranged in the cabinet
Respectively with the gear indicator light, circuit board, emergency stop button, upshift button, downshift button, device switch, voltmeter, solenoid valve
The circuit unit that interface is connected with power interface.
2. according to claim 1 a kind of for blocking the gearshift detection device of the serial truck transmission of spy 777, feature exists
In the gear indicator light is 10, and respectively upshift indicator light, reduction indicator light, emergency stop indicator light, 1 grade of indicator light, 2 grades
Indicator light, 3 grades of indicator lights, 4 grades of indicator lights, 5 grades of indicator lights, 6 grades of indicator lights and 7 grades of indicator lights.
3. according to claim 1 a kind of for blocking the gearshift detection device of the serial truck transmission of spy 777, feature exists
In the gear indicator light, emergency stop button, upshift button, and downshift button, voltmeter, and solenoid valve interface and power interface are in parallel
In the circuit of the circuit unit；Described device switch is series in the circuit of the circuit unit.
4. according to claim 1 a kind of for blocking the gearshift detection device of the serial truck transmission of spy 777, feature exists
In being additionally provided with the PLC being connected respectively with the circuit unit and signal source interface in the cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721458346.1U CN207424646U (en) | 2017-11-06 | 2017-11-06 | For the gearshift detection device of 777 serial truck transmission of card spy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721458346.1U CN207424646U (en) | 2017-11-06 | 2017-11-06 | For the gearshift detection device of 777 serial truck transmission of card spy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207424646U true CN207424646U (en) | 2018-05-29 |
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ID=62307283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721458346.1U Active CN207424646U (en) | 2017-11-06 | 2017-11-06 | For the gearshift detection device of 777 serial truck transmission of card spy |
Country Status (1)
| Country | Link |
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| CN (1) | CN207424646U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108963A (en) * | 2019-05-20 | 2019-08-09 | 江麓机电集团有限公司 | A kind of multi-functional expansible comprehensive actuator shift control apparatus |
-
2017
- 2017-11-06 CN CN201721458346.1U patent/CN207424646U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108963A (en) * | 2019-05-20 | 2019-08-09 | 江麓机电集团有限公司 | A kind of multi-functional expansible comprehensive actuator shift control apparatus |
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