CN207816572U - A kind of spring experimental rig - Google Patents
A kind of spring experimental rig Download PDFInfo
- Publication number
- CN207816572U CN207816572U CN201721650968.4U CN201721650968U CN207816572U CN 207816572 U CN207816572 U CN 207816572U CN 201721650968 U CN201721650968 U CN 201721650968U CN 207816572 U CN207816572 U CN 207816572U
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- CN
- China
- Prior art keywords
- spring
- experimental rig
- mobile base
- platen
- bearing
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Abstract
The utility model discloses a kind of spring experimental rig, including chassis, the platen being fixed on chassis, institute's spring experimental rig further includes the fixed seat being fixed on platen and cylinder installation seat, the Mobile base being slidably disposed on platen；The load cell being arranged in fixed seat, the oil cylinder and oil pump being arranged on having cylinder installation seat.Spring experimental rig provided by the utility model is simple in structure, easily operated, can be used for test spring by pressure condition and carry out spring fatigue test.
Description
Technical field
The utility model is related to spring test equipment technical field, more particularly to a kind of spring experimental rig.
Background technology
Spring is a kind of common part, needs to carry out dynamometry, fatigue experiment etc. after the completion of spring manufacture and before manufacture
Test.Application publication number is that the patent of CN 105277345A discloses a kind of spring fatigue tester, although may be implemented to bullet
Spring carries out reciprocating compression to carry out fatigue test, still, due to drive mechanism complexity, leads to the spring fatigue tester structure
Complexity, cost is high, and increases the difficulty of maintenance, repair.
As it can be seen that the prior art could be improved and improve.
Utility model content
Place in view of above-mentioned deficiencies of the prior art, the purpose of this utility model is to provide a kind of spring experimental rig,
Aim to solve the problem that spring experimental rig is complicated in the prior art, safeguards inconvenient technical problem.
In order to achieve the above object, the utility model takes following technical scheme：
A kind of spring experimental rig, including chassis, the platen being fixed on chassis, which is characterized in that the spring experiment
Device further includes the fixed seat being fixed on platen and cylinder installation seat, the Mobile base being slidably disposed on platen；Setting
Load cell in fixed seat, the oil cylinder being arranged on having cylinder installation seat, and connect with oil cylinder and moved for driving
The oil pump of dynamic seat straight reciprocating motion；The piston rod end of the oil cylinder is connect with Mobile base；The Mobile base is set to fixation
Between seat and mounting base.
In the spring experimental rig, it is set in parallel two line slide rails on platen, has divided on each line slide rail
It is not slidably provided with a linear bearing；The Mobile base is arranged on two linear bearings.
In the spring experimental rig, the Mobile base includes the bottom plate being fixed on two linear bearings, and setting exists
Two journal stirrups on bottom plate, the pivot being connect with two journal stirrups, and be arranged in substrate towards that side of fixed seat
One riser.
In the spring experimental rig, the end of the piston rod of oil cylinder is connected with a connecting rod, and the connecting rod is separate
That one end of oil cylinder is opened up there are one circular hole；There are one bearings for set on the pivot；The bearing is inserted in the circular hole in connecting rod.
In the spring experimental rig, the fixed seat includes that cross section is that L-shaped ontology and one piece second are perpendicular
Plate；At least two guide rods are provided on the vertical side of the ontology, be provided on the second riser it is identical as the guide rod quantity and
One-to-one guide hole, every guide rod are inserted on the second riser in corresponding guide hole；The load cell is arranged in ontology
It can be touched on vertical side and by the second riser.
In the spring experimental rig, the starting stave and the second riser are respectively set on that side opposite to each other
There are one spring supporting frames；Each spring supporting frame respectively includes a horizontal frame, and is arranged in horizontal frame both sides
Vertical frame.
In the spring experimental rig, the spring experimental rig further includes controller, the first limit sensors, and second
Limit sensors, and the technical sensor for testing Mobile base reciprocal time；First limit sensors, the second limit pass
Sensor, technical sensor and oil pump are electrically connected with controller respectively.
In the spring experimental rig, sensor mount, the sensor mount packet are provided on the platen
Two cushion blocks and two straight-bars being set in parallel on two cushion blocks are included, there is gap between two straight-bars；Described first
Limit sensors, the second limit sensors and technical sensor are separately positioned on a bearing, and the bottom of each bearing is equipped with
One through-hole；Each bearing is separately positioned on two straight-bars, and the through-hole of each bearing is inserted into a bolt and from two respectively
The gap of straight-bar passes through and passes through nut check.
In the spring experimental rig, the chassis includes that a top frame and four are separately positioned on top frame quadrangle
The stabilizer blade at place；Adjacent two stabilizer blade stabilizer blades are connected with a bracing piece.
Advantageous effect：
The utility model provides a kind of spring experimental rig, compared with prior art, by the way that fixation is arranged on the table
Seat, Mobile base and cylinder installation seat, load cell is arranged in fixed seat, drives Mobile base to do by the piston rod of oil cylinder
Straight reciprocating carries out dynamometry and fatigue test to spring to realize, is not only simple in structure, and easily operated and maintenance,
Reduce the learning difficulty and maintenance difficulties to spring experimental rig of worker.
Description of the drawings
Fig. 1 is the stereogram of spring experimental rig provided by the utility model.
Fig. 2 is the partial enlarged view in the regions S1 in Fig. 1.
Fig. 3 is the partial enlarged view in the regions S2 in Fig. 1.
Fig. 4 is the partial enlarged view in the regions S3 in Fig. 1.
Fig. 5 is the connection diagram of bearing and sensor mount in spring experimental rig provided by the utility model.
Fig. 6 is the hydraulic system principle figure of spring experimental rig provided by the utility model.
Specific implementation mode
The utility model provides a kind of spring experimental rig, to make the purpose of this utility model, technical solution and effect more
Add clear, clear, the utility model is further described in the embodiment that develops simultaneously referring to the drawings.It should be appreciated that this place
The specific embodiment of description only to explain the utility model, is not used to limit the utility model.
It please refers to Fig.1 to Fig. 5, the utility model provides a kind of spring experimental rig.
The spring experimental rig includes chassis 1, the platen 2 being fixed on chassis, the fixed seat 3 being fixed on platen
With cylinder installation seat 5, the Mobile base 4 being slidably disposed on platen；The load cell 901 being arranged in fixed seat（Or
Referred to as weighing sensor）, the oil cylinder 6 being arranged on having cylinder installation seat, and connect with oil cylinder and be used to drive Mobile base 4 straight
The oil pump that line moves back and forth（It is not shown in Fig. 1）；61 end of piston rod of the oil cylinder is connect with Mobile base 4；The Mobile base 4
Between fixed seat 3 and cylinder installation seat 5.Since oil pump itself is the prior art, oil pump is not drawn into attached drawing.Dynamometry
Sensor 901（Or it is weighing sensor）Sheet as the prior art, do not repeat the operation principle of load cell herein,
Its concrete type/model is not limited.
Referring to Fig. 2, being slidably connected between Mobile base and platen can be accomplished by the following way：It is put down on platen 2
It is provided with two line slide rails 71 capablely, a linear bearing 72 is slidably provided respectively on each line slide rail, it is described
Mobile base 4 is arranged on two linear bearings 72.When cylinder piston rod pushes Mobile base, Mobile base and two linear bearings one
It rises and moves along a straight line relative to line slide rail and platen, be not only simple in structure, and can steadily support Mobile base, ensure movement
The linear motion that seat is stablized.
Please continue to refer to Fig. 2, the Mobile base 4 includes the bottom plate 41 being fixed on two linear bearings, is arranged in bottom plate
On two journal stirrups 42, the pivot 43 being connect with two journal stirrups, and be arranged in substrate towards that side of fixed seat
One riser 44.That is, pivot is with the piston rod of oil cylinder for connect, and when starting stave is used for work and spring to be tested one
End offsets.
As shown in Fig. 2, further, the end of the piston rod 61 of oil cylinder is connected with a connecting rod, and the connecting rod is separate
That one end of oil cylinder is opened up there are one circular hole（Corresponding to the position of Fig. 2 middle (center) bearings 45）；There are one bearings 45 for set on the pivot；
The bearing is inserted in the circular hole in connecting rod.The end of the end of connecting rod is equipped with threaded hole（Do not observe in attached drawing）, oil cylinder
The end set of piston rod has external screw thread（Do not observe in attached drawing）, to realize extension bar end and the oil cylinder piston rod
End thread connects.The setting makes to be to be rotatably coupled between connecting rod and pivot so that for oil cylinder in connection procedure
The requirement of the levelness of piston rod reduces so that the connection between the piston rod and Mobile base of oil cylinder is simpler.
Referring to Fig. 3, further, the fixed seat 3 includes that cross section is that L-shaped ontology 31 and one piece second are perpendicular
Plate 32；At least two guide rods 33 are provided on the vertical side of the ontology（2 guide rods 33 are only schematically drawn in Fig. 3）, second
Identical as the guide rod quantity and one-to-one guide hole is provided on riser（Do not observe in figure）, every guide rod insertion second
On riser in corresponding guide hole；The load cell 901 is arranged on the vertical side of ontology 31 and can be touched by the second riser
Encounter.That is, when work, both ends one end of spring to be tested is against on starting stave, and the other end is against on the second riser；Work as bullet
By to after compression, the second riser is moved along guide rod until offseting with load cell, consequently facilitating load cell is smart spring
Really measure pressure value when spring test.
Referring to Fig. 2, further, the starting stave and the second riser are respectively arranged on that side opposite to each other
One spring supporting frame 39；Each spring supporting frame 39 respectively includes a horizontal frame 391, and is arranged in horizontal frame two
The vertical frame 392 of side.When work, the both ends of spring to be tested are respectively put into that corresponding spring supporting frame, can be complete
It is complete to avoid the upper surface of spring and workbench that friction occurs to ensure the accuracy of dynamometry, avoid spring and workbench from mutually scraping
Wound.
In practical application, the spring experimental rig further includes controller（It is not shown in figure）, the first limit sensors
911, the second limit sensors 912, and the technical sensor 913 for testing Mobile base reciprocal time（As shown in Figure 4）；It is described
First limit sensors, the second limit sensors, technical sensor and oil pump are electrically connected with controller respectively.That is, described
One limit sensors are used to limit Mobile base and move the extreme position moved towards fixed seat, and the second limit sensors are for limiting shifting
Extreme position when dynamic seat is far from fixed seat；Ensure that Mobile base only moves in a certain range.If Mobile base exceeds
Range is limited, then controller control oil pump is out of service.
For the ease of the installation of each sensor, sensor mount 8, the sensor installation are provided on the platen
Frame 8 includes two cushion blocks 81（Fig. 4 only observes a cushion block 81）And two straight-bars being set in parallel on two cushion blocks
82, there is between two straight-bars 82 gap.
Referring to Fig. 5, first limit sensors, the second limit sensors and technical sensor are separately positioned on one
85 on bearing, the bottom of each bearing sets that there are one through-holes；Each bearing is separately positioned on two straight-bars, and each bearing leads to
Hole is inserted into a bolt 86 and passes through from the gap of two straight-bars and locked by nut 87 respectively.There is Fig. 1 it is found that two straight-bars
It is parallel with guide rail, and be arranged in the outside of a guide rail.For different springs to be tested, the moving range of Mobile base not phase
Together, therefore, by the position of each bearing of movement, to change the extreme position of Mobile base.When adjusting, only it need to unscrew nut,
Bearing is moved to suitable position, then locking nut, it is easy to adjust quick.First limit sensors described above, the
Two limit sensors and technical sensor are preferably close to switch.
Further, the chassis 1 includes a top frame 11 and four stabilizer blades for being separately positioned on top frame four corners
12；Adjacent two stabilizer blade stabilizer blades are connected with a bracing piece 13.Due to the utility model, the effect of chassis is only intended to supporting table
All parts on plate and platen do not change the essence of technical solution, also fall into even if setting chassis to other structures
In the scope of protection of the utility model.
In practical application, oil pump connects oil pump by oil pipe, and solenoid directional control valve is provided on oil pump（It is not shown in figure）, electricity
Magnetic reversal valve is electrically connected with controller.Oil pump should accordingly be provided with fuel tank.The controller is preferably PLC（It is programmable
Logic controller）.
The operation principle of spring experimental rig described briefly below：First according to the specification of spring, each sensor is adjusted
Specific location；The both ends of spring are placed on two spring supporting frames.When carrying out spring pressure test, start oil pump, oil cylinder
Piston rod stretch out and push Mobile base to compressed spring, the second riser offsets with load cell, measure at this time spring by
Pressure value.When carrying out testing fatigue, the reciprocal time toward Mobile base is preset in PLC, starts oil pump, and PLC controls electromagnetism
The break-make of reversal valve is to realize that oil pump piston bar reciprocally stretches, and technical sensor is used to record reciprocal time of Mobile base
Number；Until the number that Mobile base moves back and forth reaches preset reciprocal time, PLC control oil pumps completion spring fatigue out of service
Experiment.
Fig. 6 is the hydraulic system principle figure of spring experimental rig provided by the utility model.Under the action of oil pump 923,
Hydraulic oil is sucked from fuel tank 921, and oil pump 923 is entered after filter 922, then passes through start-stop valve 924 and throttle valve
925 enter solenoid directional control valve 926, subsequently into oil cylinder 6, to push cylinder piston rod to move.Controller is by controlling electromagnetism
The break-make of reversal valve realizes that piston rod of oil cylinder or so moves back and forth to control the direction that hydraulic pressure passes in and out oil cylinder.
Preferably, the solenoid directional control valve is two-position four-way solenoid directional control valve.
It is understood that for those of ordinary skills, can with technical solution according to the present utility model and
The design of its utility model is subject to equivalent substitution or change, and all these changes or replacement should all belong to appended by the utility model
Scope of the claims.
Claims (9)
1. a kind of spring experimental rig, including chassis, the platen being fixed on chassis, which is characterized in that the spring experiment dress
It further includes the fixed seat being fixed on platen and cylinder installation seat to set, the Mobile base being slidably disposed on platen；Setting exists
Load cell in fixed seat, the oil cylinder being arranged on having cylinder installation seat, and connect with oil cylinder and be used to drive movement
The oil pump of seat straight reciprocating motion；The piston rod end of the oil cylinder is connect with Mobile base；The Mobile base is set to fixed seat
Between mounting base.
2. spring experimental rig according to claim 1, which is characterized in that be set in parallel two straight lines on platen and slided
Rail is slidably provided respectively with a linear bearing on each line slide rail；The Mobile base is arranged in two linear bearings
On.
3. spring experimental rig according to claim 2, the Mobile base includes the bottom being fixed on two linear bearings
Plate, two journal stirrups being arranged on bottom plate, the pivot being connect with two journal stirrups, and be arranged substrate towards fixed seat that
The starting stave of side.
4. spring experimental rig according to claim 3, which is characterized in that the end of the piston rod of oil cylinder is connected with one
Connecting rod, that one end of the connecting rod far from oil cylinder are opened up there are one circular hole；There are one bearings for set on the pivot；The bearing holder (housing, cover)
Enter in the circular hole in connecting rod.
5. spring experimental rig according to claim 3, which is characterized in that the fixed seat includes that cross section is L-shaped
Ontology and one piece of second riser；At least two guide rods are provided on the vertical side of the ontology, be provided on the second riser with
The guide rod quantity is identical and one-to-one guide hole, every guide rod are inserted on the second riser in corresponding guide hole；The dynamometry
Sensor is arranged on the vertical side of ontology and can be touched by the second riser.
6. spring experimental rig according to claim 5, which is characterized in that the starting stave and the second riser phase each other
To that side on be respectively set there are one spring supporting frame；Each spring supporting frame respectively includes a horizontal frame, and
Vertical frame in horizontal frame both sides is set.
7. spring experimental rig according to claim 1, which is characterized in that the spring experimental rig further includes control
Device, the first limit sensors, the second limit sensors, and the technical sensor for testing Mobile base reciprocal time；Described
One limit sensors, the second limit sensors, technical sensor and oil pump are electrically connected with controller respectively.
8. spring experimental rig according to claim 7, which is characterized in that be provided with sensor installation on the platen
Frame, the sensor mount include two cushion blocks and two straight-bars being set in parallel on two cushion blocks, two straight-bars
Between have gap；First limit sensors, the second limit sensors and technical sensor are separately positioned on a bearing
On, the bottom of each bearing sets that there are one through-holes；Each bearing is separately positioned on two straight-bars, the through-hole difference of each bearing
It is inserted into a bolt and is passed through from the gap of two straight-bars and pass through nut check.
9. spring experimental rig according to claim 1, which is characterized in that the chassis includes a top frame, Yi Jisi
A stabilizer blade for being separately positioned on top frame four corners；Adjacent two stabilizer blade stabilizer blades are connected with a bracing piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721650968.4U CN207816572U (en) | 2017-12-01 | 2017-12-01 | A kind of spring experimental rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721650968.4U CN207816572U (en) | 2017-12-01 | 2017-12-01 | A kind of spring experimental rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207816572U true CN207816572U (en) | 2018-09-04 |
Family
ID=63333843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721650968.4U Expired - Fee Related CN207816572U (en) | 2017-12-01 | 2017-12-01 | A kind of spring experimental rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207816572U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107727389A (en) * | 2017-12-01 | 2018-02-23 | 佛山市子活力弹簧有限公司 | A kind of spring experimental rig |
-
2017
- 2017-12-01 CN CN201721650968.4U patent/CN207816572U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107727389A (en) * | 2017-12-01 | 2018-02-23 | 佛山市子活力弹簧有限公司 | A kind of spring experimental rig |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180904 Termination date: 20191201 |