CN204389167U - ABS bearing tester - Google Patents
ABS bearing tester Download PDFInfo
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- CN204389167U CN204389167U CN201420805490.8U CN201420805490U CN204389167U CN 204389167 U CN204389167 U CN 204389167U CN 201420805490 U CN201420805490 U CN 201420805490U CN 204389167 U CN204389167 U CN 204389167U
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- oil
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- bearing
- valve block
- abs bearing
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Abstract
The utility model belongs to Bearing testing technical field, proposes a kind of ABS bearing tester.The ABS bearing tester proposed has with work box (15); Multiple valve block (5) in order to place ABS bearing is provided with in work box (15); Corresponding A BS bearing is provided with rotation speed control mechanism, load control gear and temperature control device; The corresponding each ABS bearing of servo-driver (16) of rotation speed control mechanism is arranged respectively; Servo-driver (16) and Programmable Logic Controller (3); Load control gear includes and loads fuel tank (13), proportional amplifier, proportional pressure control valve and surplus valve; Temperature control device has high-low temperature test chamber (14); The utility model achieves the object simultaneously detected many cover bearings, solves and carries out the requirement of testing inspection to a large amount of ABS bearing and be arranged on the difficult problem that the ABS bearing in valve block cannot detect.
Description
Technical field
The utility model belongs to Bearing testing technical field, is specifically related to a kind of ABS bearing tester, is specifically related in a kind of section at one time, many cover ABS bearings be carried out to durability test and detect the testing machine of analysis and Control.
Background technology
ABS bearing is an important spare part of brake anti-blocking system, and testing requirements ABC bearing being carried out to durability test detection is: valve block inlet pressure is 0.8Mpa, and valve block oil-out pressure is the oil pressure of 15-220bar; Environment temperature is between 40 degrees below zero-120 is spent; More need simulation 7 kinds of environment temperatures in the process of the ABC bearing be arranged in valve block being carried out to durability test detection, and under the condition of 10 kinds of oil pressure load, meet the course of action accelerating for 2 seconds to run deceleration in+1 second stopping in+10 seconds for+10 seconds; But the equipment that can detect ABS bearing under above-mentioned requirement of experiment in the prior art only has Germany to have, but the checkout equipment of Germany once can only detect a set of ABS bearing, and expensive.
ABS bearing is generally arranged in the metal valve block of square structure, valve block has valve block oil-in and valve block oil-out; Described valve block oil-in is two: valve block oil-in A and valve block oil-in B; But cannot detect the ABS bearing be arranged in valve block in prior art.
Utility model content
For solving the problems of the technologies described above, the purpose of this utility model proposes a kind of ABS bearing tester.
The utility model adopts following technical scheme for completing above-mentioned purpose:
A kind of ABS bearing tester, described testing machine has to simulate the work box that ABS bearing works under varying environment temperature conditions; Multiple valve block is provided with in described work box; In each described valve block, ABS bearing is all installed; Corresponding multiple described ABS bearing is provided with the rotation speed control mechanism, load control gear and the temperature control device that control in order to the rotating speed to ABS bearing, load and temperature; Described rotation speed control mechanism includes to drive ABS bearing to rotate and the servo-driver controlled it, and the corresponding each described ABS bearing of described servo-driver is arranged respectively; Described servo-driver is connected with described ABS bearing by electro spindle, and gathers the working current of electro spindle stator; Described servo-driver is connected with Programmable Logic Controller, receives the tach signal that Programmable Logic Controller exports, according to the difference of Programmable Logic Controller output speed, makes to obtain different rotating speeds from the ABS bearing that electro spindle rotor is connected; The rotor of described electro spindle is provided with and carries out following the tracks of the rotary transformer gathered in order to the tach signal of electro spindle in running ABS bearing and dtc signal; Rotary transformer described in correspondence is provided with signal converter, and the tach signal and dtc signal that collect electro spindle are converted to sine voltage signal, cosinusoidal voltage signal, driving voltage signal feeding signal converter by rotary transformer; The sine voltage signal collected, cosinusoidal voltage signal, driving voltage signal are converted to A phase by described signal converter, B phase, Z phase 5V line drive differential signal to feed back to servo-driver; A phase, B phase, Z phase 5V line that described servo-driver acknowledge(ment) signal converter is sent here to drive after differential signal by analysis, export the rotating speed controlling electro spindle after computing, and drive the working current of differential signal and electro spindle stator to deliver to Programmable Logic Controller on the A phase of reception, B phase, Z phase 5V line, form the rotation speed control mechanism that automated closed-loop controls;
Described load control gear includes and loads fuel tank, proportional amplifier, proportional pressure control valve and surplus valve; The loading oil of described loading fuel tank is connected with the valve block oil-in on valve block, for valve block provides hydraulic oil by loading oil pump, oil inlet pipe; The oil return opening of valve block is communicated with loading fuel tank by scavenge pipe; Described surplus valve is connected with oil inlet pipe; Described surplus valve is manual surplus valve, for the oil pressure of regulating valve block oil-in, by valve block oil-in oil pressure cntrol at 0.8Mpa; Described proportional amplifier is arranged in electrical control cubicles, and is connected with Programmable Logic Controller, by Programmable Logic Controller, the heap(ed) capacity of change is converted to adjustable voltage signal to proportional amplifier; Voltage signal after amplification is exported to proportional pressure control valve, according to the aperture of the size control ratio surplus valve inner spool of voltage signal by proportional amplifier; Described proportional pressure control valve is connected on scavenge pipe, in order to the oil pressure of operation valve block oil-out, namely controls the size being applied to heap(ed) capacity on ABS bearing; The oil pressure cntrol of described valve block oil-out is at 15 ~ 220bar, and being also namely applied to heap(ed) capacity on ABS bearing is 15 ~ 220bar; Described flowline, oil inlet pipe are respectively arranged with oil return oil pressure sensor, oil-feed oil pressure sensor, and described oil return oil pressure sensor, oil-feed oil pressure sensor are connected with Programmable Logic Controller respectively, define the load control gear that automated closed-loop controls;
Described temperature control device has the high-low temperature test chamber controlled the temperature in work box; The refrigeration machine of described high-low temperature test chamber is communicated with described work box, and the heating tube of described high-low temperature test chamber is arranged in described work box; Described high-low temperature test chamber is communicated with Programmable Logic Controller, after the temperature signal that reception Programmable Logic Controller is sent, send control signal to refrigeration machine, heating tube, the temperature in work box is controlled, the working temperature of ABS bearing under varying environment temperature conditions can be simulated; Temperature sensor is provided with in described work box; Described temperature sensor is communicated with high-low temperature test chamber, forms the closed-loop control to work box environment temperature.
A kind of ABS bearing tester that the utility model proposes, adopt and multiple design being provided with the valve block of ABS bearing is set in a work box, achieve the object that many cover bearings are detected simultaneously, effectively solve the requirement a large amount of ABS bearing being carried out to testing inspection, meet enterprise's needs; Solve the difficult problem that the ABS bearing be arranged in valve block cannot detect simultaneously; By rotation speed control mechanism, Loading Control mechanism and temperature control device to the detection of ABS bearing, to ABS bearing abnormal information, healthy structure, fault diagnosis provides data analysis data accurately, serves irreplaceable effect to raising bearing quality.Application prospect is lasting.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the theory diagram of the utility model medium speed control system.
Fig. 3 is the theory diagram of load control system in the utility model.
In figure: 1, display, 3, Programmable Logic Controller, 4, electrical control cubicles, 5, valve block, 6, electro spindle, 7, rotary transformer, 8, signal converter, 9, scavenge pipe, 10, oil inlet pipe B, 11, load oil-feed A pipe, 12, cooling water tank, 13, fuel tank is loaded, 14, high-low temperature test chamber, 15, work box, 16, servo-driver, 17, proportional amplifier, 18, proportional pressure control valve, 19, load oil pump, 20, oil-feed oil pressure sensor, 21, oil return oil pressure sensor, 22, load oil pump, 23, surplus valve.
Embodiment
With specific embodiment, the utility model is illustrated by reference to the accompanying drawings:
As shown in Figure 1, a kind of ABS bearing tester, described testing machine has to simulate the work box 15 that ABS bearing works under varying environment temperature conditions; Eight valve blocks 5 are provided with in described work box 15; ABS bearing is provided with in each described valve block 5; Corresponding ABS bearing described in eight is provided with the rotation speed control mechanism, load control gear and the temperature control device that control in order to the rotating speed to ABS bearing, load and temperature; Composition graphs 2, described rotation speed control mechanism includes to be had to drive ABS bearing to rotate and the servo-driver 16 controlled it, servo-driver 16 described in eight drives eight electro spindle runnings respectively, eight electro spindle are connected with the ABS bearing in eight valve blocks by flexible axle, and rotate together, servo-driver gathers the working current of electro spindle stator; Select the electro spindle of 5KW in this embodiment, controlled by servo-driver, reach stepless time adjustment; The IMS-A series of servo driver that when servo-driver 16 adopts Beijing, Micron Technology Co., Ltd produces, possesses broadcast communication function, can reach eight cover bearings and rotate simultaneously, stop simultaneously; The rotor of described electro spindle 6 is provided with and carries out following the tracks of the rotary transformer 7 gathered in order to the tach signal to electro spindle in the operation of ABS bearing, dtc signal; Rotary transformer 7 described in correspondence is provided with signal converter 8, rotary transformer 7 by collecting the tach signal of electro spindle, dtc signal is converted to sine voltage signal, cosinusoidal voltage signal, driving voltage signal send into signal converter 8, wherein tach signal is converted to sine voltage signal and cosinusoidal voltage signal, and dtc signal is converted to driving voltage signal; In this embodiment, described rotary transformer 7 adopt Shanghai to win model that bi-motor company limited produces is the rotary transformer of YS 68XFW975, the RT1 signal converter that when described signal converter adopts Beijing, Micron Technology Co., Ltd produces; Described signal converter 8 by the sine voltage signal collected, cosinusoidal voltage signal, driving voltage signal, be converted to A phase, B phase, Z phase 5V line drive differential signal feed back to servo-driver 16; A phase, B phase, Z phase 5V line driving differential signal that described servo-driver 16 acknowledge(ment) signal converter is sent here, through PID arithmetic in servo-driver, the rear rotating speed exporting control electro spindle and rotate, and drive the working current of differential signal and electro spindle stator to deliver to Programmable Logic Controller 3 on the A phase of reception, B phase, Z phase 5V line; Described Programmable Logic Controller 3 exports different tach signals to servo-driver 16, and servo-driver 16 drives electro spindle, thus makes to obtain different rotating speeds from the ABS bearing that electro spindle rotor is connected;
Programmable Logic Controller 3 carries out 485 communications through COM2 communication port and servo-driver 16; Programmable Logic Controller 3 once issues eight servo-drivers relevant start/stop order simultaneously, eight ABS bearings is run simultaneously, stops simultaneously; By being arranged on the forceful electric power components and parts in electrical control cubicles 4 during startup, electro spindle 6 is driven to rotate; The rotary transformer 7 be arranged on electro spindle 6 rotates with electro spindle 6, follows the tracks of the current signal, tach signal, the dtc signal that gather electro spindle in operation; Signal converter 8 gather rotary transformer sine voltage signal, cosinusoidal voltage signal, driving voltage signal, be converted to A phase, B phase, Z phase 5V line drive differential signal feed back to servo-driver; Control experiment bearing rotating speed accurately, controls rotary speed precision and reaches 1%.
As shown in Figure 1, and with reference to Fig. 3, described load control gear includes and loads fuel tank 13, proportional amplifier 17, proportional pressure control valve 18 and surplus valve 23; In this embodiment, described proportional amplifier adopts ATOS proportional amplifier, and proportional pressure control valve adopts ATOS proportional pressure control valve; Described loading fuel tank 13 have oil inlet pipe A11, oil inlet pipe B10 and scavenge pipe 9; The valve block oil-in A of eight valve blocks is all connected with oil inlet pipe A11; The valve block oil-in B of eight valve blocks is all connected with oil inlet pipe B10; The oil return opening of multiple valve block is all connected with scavenge pipe 9; Described oil inlet pipe A11, oil inlet pipe B10 and scavenge pipe 9 are all connected with loading fuel tank 13; Described surplus valve is connected with oil inlet pipe A11, oil inlet pipe B10; Described surplus valve 23 is manual surplus valve, for the oil pressure of regulating valve block oil-in, by valve block oil-in oil pressure cntrol at 0.8Mpa; Described proportional amplifier 17 is arranged in electrical control cubicles, and is connected with Programmable Logic Controller 3, by Programmable Logic Controller 3, the heap(ed) capacity of change is converted to adjustable voltage signal to proportional amplifier 17; Voltage signal after amplification is exported to proportional pressure control valve 18, according to the aperture of size control ratio surplus valve 18 inner spool of voltage signal by proportional amplifier 17; Described proportional pressure control valve 18 is connected on scavenge pipe 9, in order to the oil pressure of operation valve block oil-out, namely controls the size being applied to heap(ed) capacity on ABS bearing; The oil pressure cntrol of described valve block oil-out is at 15 ~ 220bar, and being also namely applied to heap(ed) capacity on ABS bearing is 15 ~ 220bar; Described oil inlet pipe A11, oil inlet pipe B10 and scavenge pipe 9 are provided with oil return oil pressure sensor 21, oil-feed oil pressure sensor 20, and described oil return oil pressure sensor 21, oil-feed oil pressure sensor 20 are connected with Programmable Logic Controller 3 respectively, the load oil pressure electric signal feeding Programmable Logic Controller 3 picking up and arrive will be followed the tracks of, do PID adjustment by Programmable Logic Controller 3 to revise in good time, regulate heap(ed) capacity, define the loading system that automated closed-loop controls, complete the loading demand of 15bar to 20bar; Described oil return oil pressure sensor 21 utilizes pressure-active element by the oil pressure of 0-25MP through A/D circuit conversion, the corresponding DC voltage exporting 1-5V, the detection oil pressure heap(ed) capacity be used for linearly;
The course of work of load control gear is: the heap(ed) capacity of change, by D/A modular converter, is converted to the adjustable electric signal of voltage to proportional amplifier, drives proportional pressure control valve by proportional amplifier by Programmable Logic Controller 3; Programmable Logic Controller 3 outputs signal simultaneously, start-up loading oil pump; Load oil through loading oil pump, oil filter, oil inlet pipe, scavenge pipe, oil pressure, by the load oil pressure of oil pressure cntrol needed for test, is loaded on experiment bearing, completes loading by proportional pressure control valve.
Described temperature control device has the high-low temperature test chamber 14 controlled the temperature in work box; The refrigeration machine of described high-low temperature test chamber 14 is communicated with described work box 15, and the heating tube of described high-low temperature test chamber is arranged in described work box 15; Described high-low temperature test chamber is communicated with Programmable Logic Controller 3, after the temperature signal that reception Programmable Logic Controller 3 is sent, send control signal to refrigeration machine, heating tube, the temperature in work box 15 is controlled, the working temperature of ABS bearing under varying environment temperature conditions can be simulated; Temperature sensor is provided with in described work box 15; Described temperature sensor is communicated with high-low temperature test chamber, forms the closed-loop control to work box environment temperature; Described high-low temperature test chamber 14 is the product that the Central Asia, Wuxi environmental test equipment company limited produces.
The course of work of temperature control device is: high-low temperature test chamber 14 has automatic control, collection, regulatory function; High-low temperature test chamber 14 is by being inserted in the temperature sensor in high/low temperature insulation can 15, temperature is carried out to the collection of analog quantity, and carry out data processing by temperature controller, conversion is formed and carries out analog acquisition to the environment temperature of insulation can, program is PID regulate, revise deviation, reach the object of closed-loop control insulation can environment temperature; In this embodiment, adopt 2 9KW air compressor machines to freeze, and the heating tube of 20KW carry out hot blast send into heat; Temperature sensor in this embodiment, adopt Pt100 platinum resistance, it is a kind of temperature sensing material, has responsive resistance change to different temperature.
In above-described embodiment, Programmable Logic Controller 3 adopts the Programmable Logic Controller of Delta ES2 series; Mechanics of communication adopts 232 turn of 485 communication.
ABS bearing tester also includes other some corollary apparatus, and such as cooling water tank, does not do too much explanation at this.
Claims (1)
1. an ABS bearing tester, is characterized in that: described testing machine has the work box (15) of simulating ABS bearing working temperature under varying environment temperature conditions; Multiple valve block (5) is provided with in described work box (15); ABS bearing is provided with in each described valve block (5); Corresponding multiple described ABS bearing is provided with the rotation speed control mechanism, load control gear and the temperature control device that control in order to the rotating speed to ABS bearing, load and temperature; Described rotation speed control mechanism includes has to drive ABS bearing to rotate and to its servo-driver controlled (16), the corresponding each described ABS bearing of described servo-driver (16) is arranged respectively; Described servo-driver (16) is connected with described ABS bearing by electro spindle (6), and gathers the working current of electro spindle stator; Described servo-driver (16) is connected with Programmable Logic Controller, receives the tach signal that Programmable Logic Controller (3) exports; The rotor of described electro spindle (6) is provided with and carries out following the tracks of the rotary transformer (7) gathered in order to the tach signal of electro spindle in running ABS bearing and dtc signal; Rotary transformer (7) described in correspondence is provided with signal converter (8), and the tach signal and dtc signal that collect electro spindle are converted to sine voltage signal, cosinusoidal voltage signal, driving voltage signal feeding signal converter (8) by rotary transformer (7); The sine voltage signal collected, cosinusoidal voltage signal, driving voltage signal are converted to A phase by described signal converter (8), B phase, Z phase 5V line drive differential signal to feed back to servo-driver (16); A phase, B phase, Z phase 5V line that described servo-driver (16) acknowledge(ment) signal converter (8) is sent here to drive after differential signal by analysis, export the rotating speed controlling electro spindle after computing, and drive the working current of differential signal and electro spindle stator to deliver to Programmable Logic Controller (3) on the A phase of reception, B phase, Z phase 5V line, form the rotation speed control mechanism that automated closed-loop controls;
Described load control gear includes and loads fuel tank (13), proportional amplifier (17), proportional pressure control valve (18) and surplus valve (23); The loading oil of described loading fuel tank (13) is connected with the valve block oil-in on valve block (5), for valve block (5) provides hydraulic oil by loading oil pump (12), oil inlet pipe; The oil return opening of valve block (5) is communicated with loading fuel tank (13) by scavenge pipe (9); Described surplus valve (23) is connected with oil inlet pipe; Described surplus valve (23) is manual surplus valve, for the oil pressure of regulating valve block oil-in, by valve block oil-in oil pressure cntrol at 0.8Mpa; Described proportional amplifier (17) is arranged in electrical control cubicles, and is connected with Programmable Logic Controller (3), by Programmable Logic Controller (3), the heap(ed) capacity of change is converted to adjustable voltage signal to proportional amplifier (17); Voltage signal after amplification is exported to proportional pressure control valve (18), according to the aperture of size control ratio surplus valve (18) inner spool of voltage signal by proportional amplifier (17); Described proportional pressure control valve (18) is connected on scavenge pipe (9), in order to the oil pressure of operation valve block oil-out, namely controls the size being applied to heap(ed) capacity on ABS bearing; The oil pressure cntrol of described valve block oil-out is at 15 ~ 220bar, and being also namely applied to heap(ed) capacity on ABS bearing is 15 ~ 220bar; Described flowline, oil inlet pipe (9) are respectively arranged with oil return oil pressure sensor (21), oil-feed oil pressure sensor (20), and described oil return oil pressure sensor (21), oil-feed oil pressure sensor (20) are connected with Programmable Logic Controller (3) respectively, define the load control gear that automated closed-loop controls;
Described temperature control device has the high-low temperature test chamber (14) controlled the temperature in work box; The refrigeration machine of described high-low temperature test chamber (14) is communicated with described work box (15), and the heating tube of described high-low temperature test chamber (14) is arranged in described work box; Described high-low temperature test chamber (14) is communicated with Programmable Logic Controller (3), after the temperature signal that reception Programmable Logic Controller (3) is sent, send control signal to refrigeration machine, heating tube, temperature in work box (15) is controlled, the working temperature of ABS bearing under varying environment temperature conditions can be simulated; Temperature sensor is provided with in described work box (15); Described temperature sensor is communicated with high-low temperature test chamber, forms the closed-loop control to work box environment temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420805490.8U CN204389167U (en) | 2014-12-19 | 2014-12-19 | ABS bearing tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420805490.8U CN204389167U (en) | 2014-12-19 | 2014-12-19 | ABS bearing tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204389167U true CN204389167U (en) | 2015-06-10 |
Family
ID=53361877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420805490.8U Expired - Fee Related CN204389167U (en) | 2014-12-19 | 2014-12-19 | ABS bearing tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204389167U (en) |
-
2014
- 2014-12-19 CN CN201420805490.8U patent/CN204389167U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150610 Termination date: 20161219 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |