CN109238711A - A kind of compression life test tooling for bearing plate - Google Patents
A kind of compression life test tooling for bearing plate Download PDFInfo
- Publication number
- CN109238711A CN109238711A CN201811322939.4A CN201811322939A CN109238711A CN 109238711 A CN109238711 A CN 109238711A CN 201811322939 A CN201811322939 A CN 201811322939A CN 109238711 A CN109238711 A CN 109238711A
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- CN
- China
- Prior art keywords
- fixedly connected
- bearing plate
- arc
- cylinder
- clamping element
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/04—Bearings
Abstract
The invention discloses a kind of compression life test toolings for bearing plate, including testing stand, positioning tool is fixedly connected at the top of testing stand, positioning tool includes jig platform, support pad and support are fixedly connected at the top of jig platform, support pad is socketed with bearing plate, support is threadedly coupled rotating member, rotating member side is equipped with clamping element, jig platform is fixedly connected with clamp body, clamping element and clamp body are embedded with arc-shaped workpiece, arc-shaped workpiece is embedded, and there are two sliding parts, elastic element is equipped between two sliding parts, and each sliding part is fixedly connected with two pinboards, pinboard is fixedly connected with plectane after stretching out arc groove, plectane is equipped with cylinder, bearing plate is fixed on testing stand by the present invention by what clamping element and clamp body can consolidate, bearing plate is avoided to move when being pressurized, improve test result reliability, pass through cylinder Perseveration, can quickly measure the compression service life of bearing plate, it is easy to operate.
Description
Technical field
The present invention relates to bearing plate technical field, specially a kind of compression life test tooling for bearing plate.
Background technique
In new-energy automobile driving motor, need to be mounted on the bearing outer ring of rotor one end in the bearing chamber of end cap into
Row axial restraint；Common mode is: needing to increase a bearing plate, axis between the bearing of axial restraint and rotor end plates
Hole is threaded on bearing plate；And ladder hole is processed on corresponding end cap, it is passed through on end cap in assembly with screw
Ladder hole and bearing plate on threaded hole connection, play the role of axial restraint bearing outer ring.
The quality of bearing plate directly affects the service life of bearing, for this purpose, the present invention proposes that a kind of stabilization embraces folder bearing
The compression life test tooling of pressing plate.
Summary of the invention
The purpose of the present invention is to provide a kind of compression life test toolings for bearing plate, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the invention provides the following technical scheme: a kind of compression life test for bearing plate
Tooling, including testing stand, the testing stand top are fixedly connected with positioning tool, and the positioning tool includes jig platform, described
Support pad and support are fixedly connected at the top of jig platform, the support pad is socketed with bearing plate, and the support is threadedly coupled rotating member,
The rotating member side is equipped with clamping element, and the jig platform is fixedly connected with clamp body, and the clamping element and clamp body are opposite
Side be embedded with arc-shaped workpiece, be equipped with arc groove in the arc-shaped workpiece, the arc groove is embedded there are two sliding part, two
Elastic element is equipped between a sliding part, and each sliding part is fixedly connected with two pinboards, the pinboard stretches out
Plectane is fixedly connected with after arc groove, the plectane is equipped with cylinder, and the cylinder abuts the side wall of bearing plate, the test
Support frame is fixedly connected at the top of platform, support frame as described above is fixedly connected with the drive end bearing bracket of cylinder, and the piston rod of the cylinder is through support
Substrate is fixedly connected with after frame, the substrate is fixedly connected with pressure sensor, and the periphery of the pressure sensor is equipped with circular die group.
Preferably, the rotating member is integrally formed by screw rod area and round bar area, and the screw rod area is fixedly connected with bead handwheel,
The side wall center of the clamping element is embedded with bearing and is firmly connected with it, and the bearing is interference fitted round bar area.
Preferably, the clamping element and clamp body are in mirror symmetry, and straight is equipped with below clamping element, described straight
Line sliding slot is embedded in jig platform and is bolted with it, straight line pylone is equipped at the top of straight, and in straight
Embedded with four rolling, four rolling is divided into two groups, and the both ends of every group of idler wheel difference bearing connection shaft, the shaft middle part is fixed
Strut is connected, the strut connects clamping element through straight line pylone rear thread.
Preferably, it is equipped at the top and bottom of the sliding part and its integrally formed half round block, the half round block sliding
Cooperate the arc groove of arc-shaped workpiece.
Preferably, the spacing of two pinboards is equal to the arc groove opening width of arc-shaped workpiece, two plectane difference
Be slidably connected the both ends of cylinder, and the outer diameter of cylinder is greater than the diameter of plectane.
Preferably, the elastic element is extension spring, and the arc groove of the arc-shaped part of appearance of the extension spring
The arcuate structure to match, the both ends of elastic element are respectively fixedly connected with two sliding parts.
Preferably, the circular die group is fixedly connected with two pull rods, and two pull rods are fixedly connected with substrate, and annular
The least significant end of mould group is concordant with the holding of the least significant end of pressure sensor.
Compared with prior art, the beneficial effects of the present invention are:
1. bearing plate is fixed on testing stand by the present invention by what clamping element and clamp body can consolidate, bearing is avoided
Pressing plate is moved when being pressurized, and bearing pressure can quickly be measured by improving test result reliability by the perseveration of cylinder
It is the compression service life of plate, easy to operate；
2. the present invention is embedded with arc-shaped workpiece in opposite side in clamping element and clamp body, when clamping element and clamp body can
When embracing folder bearing plate, four cylinders are by bearing plate institute " opening ", four cylinders and clamping element and clamp body in arc-shaped workpiece
The common periphery for closely abutting bearing plate, further prevents bearing plate to move because of stress；
3. the present invention by be equipped at the top and bottom of sliding part with its integrally formed half round block, substantially reduce sliding
The contact area of part and arc groove reduces frictional resistance, so that sliding part can be moved well in arc groove,
And by being equipped with four rolling below clamping element, the frictional force between clamping element and jig platform is reduced, so that clamping element moves
Dynamic process is more smooth.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is jig platform and bearing plate structural schematic diagram in the present invention；
Fig. 3 is present clip platform and support pad structural schematic diagram；
Fig. 4 is arc-shaped workpiece structural schematic diagram in the present invention；
Fig. 5 is sliding part, pinboard, plectane and cylindrical structure schematic diagram in the present invention；
Fig. 6 is straight structural schematic diagram in the present invention.
In figure: 1 testing stand, 2 jig platforms, 3 support pads, 4 bearing plates, 5 supports, 6 rotating members, 7 clamping elements, 8 clamp bodies,
9 arc-shaped workpieces, 10 sliding parts, 11 elastic elements, 12 pinboards, 13 plectanes, 14 cylinders, 15 bead handwheels, 16 bearings, 17 straight lines are sliding
Slot, 18 straight line pylones, 19 idler wheels, 20 shafts, 21 struts, 22 support frames, 23 cylinders, round substrate, 25 pressure sensors, 26 annulars
Mould group, 27 pull rods.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1 to Fig. 6 is please referred to, the present invention provides a kind of technical solution: a kind of compression life test for bearing plate
Tooling, including testing stand 1 are fixedly connected with positioning tool at the top of testing stand 1, and positioning tool includes jig platform 2, jig platform 2
Top is fixedly connected with support pad 3 and support 5, and support pad 3 is socketed with bearing plate 4, and support 5 is threadedly coupled rotating member 6, rotating member 6 one
Side is equipped with clamping element 7, and rotating member 6 is integrally formed by screw rod area and round bar area, and screw rod area is fixedly connected with bead handwheel 15, clamping element
7 side wall center is embedded with bearing 16 and is firmly connected with it, and bearing 16 is interference fitted round bar area.
Jig platform 2 is fixedly connected with clamp body 8, and clamping element 7 and clamp body 8 are in mirror symmetry, and are set below clamping element 7
There is straight 17, straight 17 is embedded in jig platform 2 and is bolted with it, and straight line is equipped at the top of straight 17
Through-hole 18, and straight 17 is embedded with four rolling 19, and four rolling 19 is divided into two groups, and every group of idler wheel 19 is distinguished bearing and connected
Switch through the both ends of axis 20, strut 21 is fixedly connected in the middle part of shaft 20, strut 21 connects clamping element through 19 rear thread of straight line pylone
7。
Clamping element 7 and clamp body 8 are embedded with arc-shaped workpiece 9 in opposite side, are equipped with arc groove, arc in arc-shaped workpiece 9
Connected in star is embedded there are two sliding part 10, is equipped with elastic element 11 between two sliding parts 10, and each sliding part 10 is fixed
Two pinboards 12 are connected, pinboard 12 is fixedly connected with plectane 13 after stretching out arc groove, and plectane 13 is equipped with cylinder 14, cylinder
14 abut the side wall of bearing plate 4.The spacing of two pinboards 12 is equal to the arc groove opening width of arc-shaped workpiece 9, two circles
Plate 13 is slidably connected the both ends of cylinder 14 respectively, and the outer diameter of cylinder 14 is greater than the diameter of plectane 13.
Be equipped at the top and bottom of sliding part 10 with its integrally formed half round block, be slidably matched arc-shaped workpiece by half round block
9 arc groove substantially reduces the contact area of sliding part 10 Yu arc groove, frictional resistance is reduced, so that sliding part 10 exists
It can be moved well in arc groove.
Elastic element 11 is extension spring, and the arc groove of the arc-shaped part 9 of appearance of the extension spring matches
Arcuate structure, the both ends of elastic element 11 are respectively fixedly connected with two sliding parts 10, so that the spacing of two sliding parts 10 is by bullet
Property element 11 constrain, when clamping element 7 and clamp body 8 can embrace folder bearing plate 4, four cylinders 14 are by 4 institute of bearing plate " top
Open ", as shown in Fig. 2, four cylinders 14 closely abut the periphery of bearing plate 4 with clamping element 7 and clamp body 8 jointly, prevent
Bearing plate 4 is moved because of stress.
Support frame 22 is fixedly connected at the top of testing stand 1, support frame 22 is fixedly connected with the drive end bearing bracket of cylinder 23, the work of cylinder 23
Stopper rod is fixedly connected with substrate 24 after running through support frame 22, and substrate 24 is fixedly connected with pressure sensor 25, pressure sensor 25 it is outer
Week is equipped with circular die group 26.Circular die group 26 is fixedly connected with two pull rods 27, and two pull rods 27 are fixedly connected with substrate 24, and ring
The least significant end of shape mould group 26 is concordant with the holding of the least significant end of pressure sensor 25.Pressure sensor 25 selects section of Thailand of U.S. electronics to have
The MEAS/MS1451 template of limit company production fills formula pressure sensor.
In the present embodiment, cylinder 23 uses the Si Maite double-acting cylinder with displacement sensor, the rod chamber of cylinder 23
Respectively there is one with rodless cavity and connect port, controlled with a two-position five-way list electric control solenoid valve, there is one to come from compressed air on valve
Air inlet P, two respectively lead to A, B mouth of cylinder 23.A and B is that one outlet of an air inlet leads to cylinder 23, cylinder always
23 also just only extend and retract two states.It is the original aeration status for switching A, B mouthfuls, i.e. A to solenoid valves
Gas is reversely passed in and out with B, therefore cylinder 23 also follows counter motion.At this moment it is powered off to solenoid valve, valve will make A, B mouthfuls to automatically reply
To original position (action of reset spring in valve), i.e., A, B mouthfuls disengaging gas commutate again, and cylinder 23 is also just and then replied, that is, pass through electricity
The piston rod 23 that magnet valve controls cylinder 23 is flexible.The control switch of solenoid valve is located at 1 front side of testing stand, and the front side of testing stand 1 is solid
Surely display screen is connected, the output end of the displacement sensor of cylinder 23 and the output end of pressure sensor 25 are electrically connected display
The input terminal of screen.
Working principle: firstly, by the way that bearing plate 4 is put on support pad 3, bead handwheel 15 is rotated, rotating member 6 is rotating
During simultaneously squeeze clamping element 7 so that clamping element 7 squeeze bearing plate 4, since jig platform 2 is fixedly connected with clamp body
8, so clamping element 7 and clamp body 8, which can be stablized to embrace, clamps bearing plate 4.
Then, it is switched by the solenoid valve control of air cylinder 23, so that the piston rod of cylinder 23 pushes substrate 24 to decline, annular
Mould group 26 declines therewith, and when circular die group 26 is downwardly against bearing plate 4, the displacement sensor on pressure sensor 25 is pressed
The reading of displacement sensor is reset at this time, and is again started up the solenoid valve of cylinder 23 by contracting, so that circular die group 26 is downward repeatedly
Apical axis bearing plate 4, while rolling counters forward of using tricks, the output end of counter are electrically connected the input terminal of display screen.Pressure sensor
The numerical value of 25 stress, numerical value and displacement sensor and the numerical value of counter are all shown in display screen.Repetitive operation always, directly
When not being inconsistent range of set value to pressure value or pressure value, the counter values in display screen are the service life of the bearing plate 4 at this time
Value.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of compression life test tooling for bearing plate, including testing stand (1), it is characterised in that: the testing stand
(1) top is fixedly connected with positioning tool, and the positioning tool includes jig platform (2), fixed at the top of the jig platform (2) to connect
Support pad (3) and support (5) are connect, the support pad (3) is socketed with bearing plate (4), and the support (5) is threadedly coupled rotating member (6),
Rotating member (6) side is equipped with clamping element (7), and the jig platform (2) is fixedly connected clamp body (8), the clamping element (7)
It is embedded with arc-shaped workpiece (9) with clamp body (8) in opposite side, arc groove, the arc is equipped in the arc-shaped workpiece (9)
There are two groove is embedded sliding part (10), elastic element (11) are equipped between two sliding parts (10), and each sliding
Part (10) is fixedly connected with two pinboards (12), and the pinboard (12) is fixedly connected with plectane (13), institute after stretching out arc groove
Plectane (13) are stated equipped with cylinder (14), the cylinder (14) abuts the side wall of bearing plate (4), testing stand (1) top
It is fixedly connected support frame (22), support frame as described above (22) is fixedly connected with the drive end bearing bracket of cylinder (23), the piston of the cylinder (23)
Bar is fixedly connected substrate (24) after running through support frame (22), and the substrate (24) is fixedly connected with pressure sensor (25), the pressure
The periphery of force snesor (25) is equipped with circular die group (26).
2. a kind of compression life test tooling for bearing plate according to claim 1, it is characterised in that: described turn
Moving part (6) is integrally formed by screw rod area and round bar area, and the screw rod area is fixedly connected bead handwheel (15), the clamping element (7)
Side wall center be embedded with bearing (16) and be firmly connected with it, the bearing (16) is interference fitted round bar area.
3. a kind of compression life test tooling for bearing plate according to claim 1, it is characterised in that: the folder
Tight part (7) and clamp body (8) are in mirror symmetry, and are equipped with straight (17) below clamping element (7), the straight
(17) it is embedded in jig platform (2) and is bolted with it, be equipped with straight line pylone (18) at the top of straight (17), and is straight
Line sliding slot (17) is embedded with four rolling (19), and four rolling (19) is divided into two groups, and bearing connection turns every group of idler wheel (19) respectively
The both ends of axis (20), shaft (20) middle part is fixedly connected strut (21), after the strut (21) runs through straight line pylone (19)
It is threadedly coupled clamping element (7).
4. a kind of compression life test tooling for bearing plate according to claim 1, it is characterised in that: the cunning
It is equipped at the top and bottom of moving part (10) and is slidably matched the arcs of arc-shaped workpiece (9) with its integrally formed half round block, half round block
Connected in star.
5. a kind of compression life test tooling for bearing plate according to claim 1, it is characterised in that: two institutes
The spacing for stating pinboard (12) is equal to the arc groove opening width of arc-shaped workpiece (9), and two plectanes (13) are slidably connected circle respectively
The both ends of cylinder (14), and the outer diameter of cylinder (14) is greater than the diameter of plectane (13).
6. a kind of compression life test tooling for bearing plate according to claim 1, it is characterised in that: the bullet
Property element (11) be extension spring, and the arc knot that the arc groove of the arc-shaped part of appearance (9) of the extension spring matches
Structure, the both ends of elastic element (11) are respectively fixedly connected with two sliding parts (10).
7. a kind of compression life test tooling for bearing plate according to claim 1, it is characterised in that: the ring
Shape mould group (26) is fixedly connected with two pull rods (27), and two pull rods (27) are fixedly connected substrate (24), and circular die group
(26) least significant end is concordant with the holding of the least significant end of pressure sensor (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811322939.4A CN109238711A (en) | 2018-11-08 | 2018-11-08 | A kind of compression life test tooling for bearing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811322939.4A CN109238711A (en) | 2018-11-08 | 2018-11-08 | A kind of compression life test tooling for bearing plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109238711A true CN109238711A (en) | 2019-01-18 |
Family
ID=65077515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811322939.4A Withdrawn CN109238711A (en) | 2018-11-08 | 2018-11-08 | A kind of compression life test tooling for bearing plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109238711A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111855205A (en) * | 2020-08-03 | 2020-10-30 | 徐峰 | Bearing life test equipment |
-
2018
- 2018-11-08 CN CN201811322939.4A patent/CN109238711A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111855205A (en) * | 2020-08-03 | 2020-10-30 | 徐峰 | Bearing life test equipment |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190118 |