CN2594780Y - Hydraulic pillar spring tester - Google Patents
Hydraulic pillar spring tester Download PDFInfo
- Publication number
- CN2594780Y CN2594780Y CN 02256068 CN02256068U CN2594780Y CN 2594780 Y CN2594780 Y CN 2594780Y CN 02256068 CN02256068 CN 02256068 CN 02256068 U CN02256068 U CN 02256068U CN 2594780 Y CN2594780 Y CN 2594780Y
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- hydraulic
- sampling device
- spring
- piston rod
- performance
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Abstract
The utility model relates to a pillar type hydraulic testing machine for spring performance, which belongs to equipment for testing spring performance. The utility model comprises a host machine which is provided with a hydraulic ram and a work table, and a hydraulic system which is controlled by an automatic control system, wherein, a mobile larry is arranged on the work table. The utility model is characterized in that a machine body of the host machine forms a pillar type structure; pillars are arranged on the work table, a cross beam is arranged between the pillars, and the hydraulic ram is arranged on the middle part of the cross beam; a displacement sampling device is arranged on the hydraulic ram, and a load sampling device and a position sampling device are arranged on a piston rod which is arranged on the lower end of the hydraulic ram; the displacement sampling device, the load sampling device, and the position sampling device are connected with an industrial computer. Since a mainframe adopts the pillar type structure and a coder connected with a speed increaser is regarded as a displacement checkout gear, three processes of prepressing, sorting, and correction of a plate spring are combined as an integral body. The utility model has the advantages of high testing precision, few errors and high rigidity and stability of operation, can be put in a production line directly to carry out continuous production, and can enhance work efficiency greatly. The utility model is widely used in testing and checking processes of various plate springs.
Description
Technical field
The utility model belongs to the apparatus field of test spring performance, relates in particular to a kind of hydraulic test equipment that is used for tested steel laminated spring performance.
Background technology
Automobile steel laminated spring (being commonly called as leaf spring) is one of main building block of automobile, it flexibly links up vehicle frame and axletree, its major function is power and the moment of transmitting between wheel and the vehicle frame, and decay is because the shock load to vehicle frame that Uneven road causes, the vibrations of the bearing system that mitigation is caused by shock load are to guarantee automobile balance ground cruising.Therefore, the performance of automobile leaf spring directly influences the running quality and the serviceable life of automobile.
Have now and can mainly contain two big classes to the equipment that the automobile steel laminated spring is tested, a class is a universal testing machine, and this kind equipment is many to be used in the laboratory, and speed is slow, and precision is low, is difficult to satisfy the needs of interior operation production of workshop and processing line; Another kind of is that the precompressed and the camber branch of steel plate spring assembly selected equipment for use, its frame is the gantry type frame structure, hydraulic cylinder is installed in frame entablature middle part, on hydraulic cylinder, install and measure device, but these functions of the equipments are single, the displacement measurement precision is low, and its frame belongs to the prolate type, and there is unsettled hidden danger in equipment operation.
The utility model content
Technical problem to be solved in the utility model provides that a kind of test function is complete, the column spring performance hydraulic dynamometer of displacement measurement precision height, good operating stability.
The technical solution of the utility model is: a kind of column spring performance hydraulic dynamometer is provided, comprise main frame that is provided with hydraulic jack and worktable and the hydraulic system that controlled by robot control system(RCS), worktable is provided with the packaged type dolly, it is characterized in that: the main frame fuselage is a high column structure, column is set on the worktable, crossbeam is set between the column, and the crossbeam middle part is provided with hydraulic jack; The upper end of hydraulic jack is provided with the displacement sampling apparatus, and load sampling apparatus and position sampling device are set on the piston rod of hydraulic jack lower end; Displacement sampling apparatus, load sampling apparatus and position sampling device are connected with industrial computer in the robot control system(RCS) respectively.
Wherein said crossbeam length direction is vertical with the worktable length direction, and crossbeam fastens on column by bolt clip, and the connection place of crossbeam and each column is upper and lower respectively to be provided with a spacer ferrule; Described column is more than two or two.
Its described hydraulic jack goes out the piston rod hydraulic jack for two.
Its described displacement sampling apparatus comprises expansion tightening wheel, speed-increasing gear, scrambler that connects with speed-increasing gear that is arranged on the hydraulic oil cylinder body and the synchronous band that connects with hydraulic cylinder piston rod upper end angle sheave, band connects expansion tightening wheel and speed-increasing gear synchronously, and the signal output part of scrambler is connected with the I/O port of industrial computer.
Its described load sampling apparatus comprises LOAD CELLS that is arranged on the hydraulic cylinder piston rod lower end and the signal amplification module that is arranged on the hydraulic oil cylinder body, LOAD CELLS is arranged between the nut and pressure head of hydraulic cylinder piston rod lower end, fixed by guard shield, the load cell signal output terminal is connected with the I/O port of industrial computer through the signal amplification module.
Its described position sampling device comprises and is arranged on the microswitch that hydraulic cylinder piston rod lower end pressure head contacts with tested spring that microswitch is connected with the I/O port of industrial computer in the robot control system(RCS).
On its described worktable guide rail is set, the two ends of guide rail are provided with stop means; Described stop means is limited block or spacing angle steel.
Compared with the prior art, the utility model has the advantages that:
1. worktable directly contacts with ground (or prefabricated Equipment Foundations), and contact area is big, and the main frame fuselage is a high column structure, and worktable is stressed evenly, balance, and the rigidity of equipment and good operating stability can directly be listed production line in and carry out the streamlined work production.
2. adopt the scrambler that connects with speed-increasing gear as displacement detector, the accuracy of detection height, error is little.
3. function is complete, configuration by industrial computer software and operation, control, can carry out precompressed, sorting and the correction process of spring, finish measurement, calculating and the characteristic drawing of camber, load, rigidity under any load of spring, and can divide into groups automatically to product by designing requirement, and store the performance parameter of every product, make precompressed, sorting and three operations of correction of leaf spring be combined into one, save time and manpower, raise the efficiency.
4. automaticity height, operating personnel only need press button, testing machine can be finished all operations, and can show and print all measurement results, family curve and grouping situation automatically, be convenient to the correlated performance database that manufacturer sets up product, help the after sale service work that producer provides more detailed product inspection report and carries out product.
Description of drawings
Below in conjunction with drawings and Examples the utility model is described further.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is the structural representation of displacement sampling system among the utility model embodiment;
Fig. 4 is the structural representation of the utility model load sampling apparatus and position sampling device embodiment;
Embodiment
Among Fig. 1 and Fig. 2, column 8 is set on the worktable 1, crossbeam 10 is set between the column, the crossbeam middle part is provided with hydraulic jack 5; Crossbeam can move up and down along column, is fixedly clamped by bolt 11 between crossbeam and the column, and crossbeam is upper and lower respectively a spacer ferrule 9, after clamping is reserved in the crossbeam position, two spacer ferrules is close to crossbeam locking, to increase vertical bearing capacity of crossbeam again; The upper end of hydraulic jack is provided with displacement sampling apparatus 6, and the lower end of hydraulic jack is provided with load sampling apparatus 4; Guide rail 7 is set on the worktable 1, places dolly 3 on the guide rail, the two ends of guide rail are provided with stop means 2; Stop means can be limited block or spacing angle steel, and its effect is the scope of activities of restriction dolly 3, has both made things convenient for the loading and unloading of measured workpiece, avoids dolly to roll down worktable again.
Because main frame adopts column and beam structure, its underpart is provided with worktable, makes the rigidity of complete machine and stability be improved, and because crossbeam position liftable is regulated, can adapt to the demand of different user or product.
The adjusting of crossbeam can be undertaken by special lift adjustment oil cylinder is set, and also the fastening bolt at crossbeam two ends can be unclamped, by being arranged on the anti-purpose that reaches the jacking crossbeam that pushes away of hydraulic jack on the crossbeam.The position of crossbeam is in case after determining, generally need not frequently carry out lift adjustment again.
Among Fig. 3, the scrambler 15 that the displacement sampling apparatus comprises the expansion tightening wheel 12 that is arranged on the hydraulic oil cylinder body 5, speed-increasing gear 14, connect with speed-increasing gear with is connected expansion tightening wheel and speed-increasing gear and is with 13 synchronously with hydraulic cylinder piston rod upper end 16 connects, the synchronous tightness of being with is regulated by mobile expansion tightening wheel.
Adopt synchronously and be with by speed-increasing gear and the joining mode of scrambler, the displacement that is equivalent to be with synchronously amplifies, and its purpose is to improve the sensitivity of scrambler, thereby improves the detection sensitivity and the control accuracy of equipment.
Among Fig. 4, LOAD CELLS 18 is installed between the nut 17 and pressure head 19 of hydraulic cylinder piston rod lower end, fixing by guard shield 21, the oil cylinder application of force is passed to sensor earlier, pass to tested spring workpiece by pressure head again, sensor records force value after signal amplification module 20 is sent into industrial computer, thereby finishes the load sampling process.
Contact an end at hydraulic cylinder piston rod lower end pressure head with tested spring microswitch 22 is set, the microswitch action is passed to industrial computer with signal and is begun to note down displacement when pressure head contact workpiece spring, and switch resetted when pressure head broke away from workpiece.
The summary of the utility model course of work:
1, manual work mode:
Manual mode is mainly used in repair apparatus and equipment is adjusted." manual " switch on the operating case is beaten to " manually " side, and equipment just is in the manual work state.Under this working method, press " rising ", " decline " button respectively, hydraulic cylinder piston will move up or down.Under the manual operation state, the power value that leaf spring is suffered and the displacement absolute value of piston rod can show on the display by industrial computer.
2, automatic working method:
Rigidity detects, camber is measured and spring precompression work needs to carry out under automatic mode." manual " switch on the operating case is beaten to " automatically " side, and equipment just is in automatic mode.Under this working method, operating personnel are by selecting the corresponding work mode (as precompressed on the indicator screen of industrial computer, sorting or correction etc.) and metering system (as some one-pass types, some reciprocation types, 2 one-pass types or 2 reciprocation types etc.), select " entering detection " to confirm menu again, after pressing start button and providing the cycle commencing signal, equipment is under the control of industrial computer internal program, can finish the single test circulation to spring automatically: the piston rod of hydraulic jack carries out precompressed (or sorting by the power value of being imported to spring, proofread and correct), lift then and reset, at this moment produce the various performance parameters of the mensuration that requires, grouping situation and spring characteristic curve can show on indicator screen, also can be by setting selective printing output coherent detection data or coordinate curve.
To spring with a collection of specification, after the one-time detection program is finished, change spring, press " startup " button once more, equipment promptly repeats coherent detection automatically.
Because mainframe of the present utility model has adopted high column structure, contact an end at hydraulic cylinder piston rod lower end pressure head with tested spring and be provided with microswitch, adopt the scrambler that connects with speed-increasing gear as displacement detector, make precompressed, sorting and three operations of correction of leaf spring merge into one, can save product detection time and manpower, Equipment Inspection precision height, error is little, the work rigidity and the good stability of equipment, can directly list production line in and carry out the streamlined work production, can increase substantially work efficiency.
The utility model can be widely used in the test and the inspection process of the leaf spring of all size and model.
Claims (9)
1. a column spring performance hydraulic dynamometer comprises main frame that is provided with hydraulic jack and worktable and the hydraulic system that controlled by robot control system(RCS), and worktable is provided with the packaged type dolly, it is characterized in that:
The main frame fuselage is a high column structure, and column is set on the worktable, and crossbeam is set between the column, and the crossbeam middle part is provided with hydraulic jack;
The upper end of hydraulic jack is provided with the displacement sampling apparatus, and load sampling apparatus and position sampling device are set on the piston rod of hydraulic jack lower end;
Displacement sampling apparatus, load sampling apparatus and position sampling device are connected with industrial computer in the robot control system(RCS) respectively.
2. according to the described column spring of claim 1 performance hydraulic dynamometer, it is characterized in that described crossbeam length direction is vertical with the worktable length direction, crossbeam fastens on column by bolt clip, and the connection place of crossbeam and each column is upper and lower respectively to be provided with a spacer ferrule.
3. according to the described column spring of claim 1 performance hydraulic dynamometer, it is characterized in that described column is more than two or two.
4. according to the described column spring of claim 1 performance hydraulic dynamometer, it is characterized in that described hydraulic jack goes out the piston rod hydraulic jack for two.
5. according to the described column spring of claim 1 performance hydraulic dynamometer, it is characterized in that described displacement sampling apparatus comprises expansion tightening wheel, speed-increasing gear, scrambler that connects with speed-increasing gear that is arranged on the hydraulic oil cylinder body and the synchronous band that connects with hydraulic cylinder piston rod upper end angle sheave, band connects expansion tightening wheel and speed-increasing gear synchronously, and the signal output part of scrambler is connected with the I/O port of industrial computer.
6. according to the described column spring of claim 1 performance hydraulic dynamometer, it is characterized in that described load sampling apparatus comprises LOAD CELLS that is arranged on the hydraulic cylinder piston rod lower end and the signal amplification module that is arranged on the hydraulic oil cylinder body, LOAD CELLS is arranged between the nut and pressure head of hydraulic cylinder piston rod lower end, fixed by guard shield, the load cell signal output terminal is connected with the I/O port of industrial computer through the signal amplification module.
7. according to the described column spring of claim 1 performance hydraulic dynamometer, it is characterized in that described position sampling device comprises is arranged on the microswitch that hydraulic cylinder piston rod lower end pressure head contacts with tested spring, and microswitch is connected with the I/O port of industrial computer in the robot control system(RCS).
8. according to the described column spring of claim 1 performance hydraulic dynamometer, it is characterized in that on the described worktable guide rail being set, the two ends of guide rail are provided with stop means.
9. according to the described column spring of claim 8 performance hydraulic dynamometer, it is characterized in that described stop means is limited block or spacing angle steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02256068 CN2594780Y (en) | 2002-12-21 | 2002-12-21 | Hydraulic pillar spring tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02256068 CN2594780Y (en) | 2002-12-21 | 2002-12-21 | Hydraulic pillar spring tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2594780Y true CN2594780Y (en) | 2003-12-24 |
Family
ID=33724432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02256068 Expired - Fee Related CN2594780Y (en) | 2002-12-21 | 2002-12-21 | Hydraulic pillar spring tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2594780Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1945261B (en) * | 2006-10-19 | 2010-06-16 | 郑州大学 | Material taking device |
| CN101943635A (en) * | 2010-09-05 | 2011-01-12 | 荆门宏图特种飞行器制造有限公司 | Damping spring test device for motor vehicle |
| CN102628744A (en) * | 2012-04-17 | 2012-08-08 | 长春轨道客车股份有限公司 | Double-way loading force transmission unit of simulation fatigue test device |
| CN102628742A (en) * | 2012-04-17 | 2012-08-08 | 西南交通大学 | Double-way simulation fatigue test method of motor suspension plate spring of high speed locomotive |
| CN102735411A (en) * | 2012-07-10 | 2012-10-17 | 株洲时代新材料科技股份有限公司 | Testing device and testing method for static rigidity of automobile transversally-arranged composite material plate spring |
| CN104865053A (en) * | 2014-03-31 | 2015-08-26 | 北汽福田汽车股份有限公司 | Automobile plate spring testing device and testing method thereof |
| CN104949830A (en) * | 2015-07-06 | 2015-09-30 | 湖南湖大艾盛汽车技术开发有限公司 | Test bed for leaf spring for automobile suspension |
| CN105527066A (en) * | 2015-12-01 | 2016-04-27 | 重庆红岩方大汽车悬架有限公司 | Steel plate spring assembly impact resistance testing machine |
| CN106736339A (en) * | 2016-11-28 | 2017-05-31 | 苏州迈威斯精密机械有限公司 | The spring-advance component of iron core spring feeder |
| CN107702991A (en) * | 2017-11-10 | 2018-02-16 | 中车贵阳车辆有限公司 | A kind of spring contact line detection mode and device |
| CN109269794A (en) * | 2018-11-11 | 2019-01-25 | 张群 | A kind of test method based on leaf springs of car test equipment |
-
2002
- 2002-12-21 CN CN 02256068 patent/CN2594780Y/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1945261B (en) * | 2006-10-19 | 2010-06-16 | 郑州大学 | Material taking device |
| CN101943635A (en) * | 2010-09-05 | 2011-01-12 | 荆门宏图特种飞行器制造有限公司 | Damping spring test device for motor vehicle |
| CN102628744B (en) * | 2012-04-17 | 2014-05-07 | 长春轨道客车股份有限公司 | Double-way loading force transmission unit of simulation fatigue test device |
| CN102628744A (en) * | 2012-04-17 | 2012-08-08 | 长春轨道客车股份有限公司 | Double-way loading force transmission unit of simulation fatigue test device |
| CN102628742A (en) * | 2012-04-17 | 2012-08-08 | 西南交通大学 | Double-way simulation fatigue test method of motor suspension plate spring of high speed locomotive |
| CN102735411B (en) * | 2012-07-10 | 2015-06-10 | 株洲时代新材料科技股份有限公司 | Testing device and testing method for static rigidity of automobile transversally-arranged composite material plate spring |
| CN102735411A (en) * | 2012-07-10 | 2012-10-17 | 株洲时代新材料科技股份有限公司 | Testing device and testing method for static rigidity of automobile transversally-arranged composite material plate spring |
| CN104865053A (en) * | 2014-03-31 | 2015-08-26 | 北汽福田汽车股份有限公司 | Automobile plate spring testing device and testing method thereof |
| CN104865053B (en) * | 2014-03-31 | 2018-05-11 | 北汽福田汽车股份有限公司 | A kind of leaf springs of car experimental rig and its test method |
| CN104949830A (en) * | 2015-07-06 | 2015-09-30 | 湖南湖大艾盛汽车技术开发有限公司 | Test bed for leaf spring for automobile suspension |
| CN105527066A (en) * | 2015-12-01 | 2016-04-27 | 重庆红岩方大汽车悬架有限公司 | Steel plate spring assembly impact resistance testing machine |
| CN106736339A (en) * | 2016-11-28 | 2017-05-31 | 苏州迈威斯精密机械有限公司 | The spring-advance component of iron core spring feeder |
| CN107702991A (en) * | 2017-11-10 | 2018-02-16 | 中车贵阳车辆有限公司 | A kind of spring contact line detection mode and device |
| CN107702991B (en) * | 2017-11-10 | 2024-04-02 | 中车贵阳车辆有限公司 | Spring contact line detection mode and device |
| CN109269794A (en) * | 2018-11-11 | 2019-01-25 | 张群 | A kind of test method based on leaf springs of car test equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |