CN112798407A - Bearing steel ball strength test experiment table with automatic rotating test surface - Google Patents
Bearing steel ball strength test experiment table with automatic rotating test surface Download PDFInfo
- Publication number
- CN112798407A CN112798407A CN202011602609.8A CN202011602609A CN112798407A CN 112798407 A CN112798407 A CN 112798407A CN 202011602609 A CN202011602609 A CN 202011602609A CN 112798407 A CN112798407 A CN 112798407A
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- 238000012360 testing method Methods 0.000 title claims abstract description 84
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 64
- 239000010959 steel Substances 0.000 title claims abstract description 64
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000007664 blowing Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 7
- 235000017491 Bambusa tulda Nutrition 0.000 description 7
- 241001330002 Bambuseae Species 0.000 description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 7
- 239000011425 bamboo Substances 0.000 description 7
- 238000001514 detection method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0276—Spherical specimens
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
- G01N2203/0411—Chucks, fixtures, jaws, holders or anvils using pneumatic or hydraulic pressure
Abstract
The invention discloses a bearing steel ball strength test experiment table with an automatic rotating test surface, which comprises a base, wherein an L-shaped plate is fixedly connected to the base, an air hammer is fixedly connected to the bottom of the L-shaped plate, a strength test block is fixedly connected to the output end of the air hammer, a sliding groove is formed in the base, a sliding plate is connected in the sliding groove in a sliding mode, a reciprocating screw rod is rotatably connected to the inner wall of the sliding groove, the reciprocating screw rod penetrates through the sliding plate and is connected with the sliding plate in a matched mode, a rotating rod is fixedly connected to the other end of the reciprocating screw rod, and the rotating rod penetrates through the base and. The steel ball strength testing device is reasonable in structure, power is provided by the air hammer, the steel ball can be stably clamped and is not easy to move, the safety degree in the testing process is higher, meanwhile, the steel ball can rotate, the steel ball is tested in multiple positions, the strength testing block abuts against the top of the steel ball, and the steel ball is tested more stably.
Description
Technical Field
The invention relates to the technical field of test beds, in particular to a test bed for testing the strength of a bearing steel ball, which can automatically rotate a test surface.
Background
The bearing component comprises a locating ring, a buckling plate, a steel ball and the like, wherein the steel ball and the locating ring are in sliding fit, the bearing can roll and rotate, and meanwhile, in some environments, a shaft rod piece connected to the bearing can bear large acting force, so that the strength of the steel ball forming the bearing is a decisive factor for determining the strength adaptability of the bearing applied to the environment.
A experiment machine for testing steel ball intensity is mostly air hammer equipment, during the application, puts the steel ball on the air hammer laboratory bench, and the air hammer impact head whereabouts of having adjusted certain pressure is hit on the steel ball, accomplishes intensity experiment detection promptly, watches the steel ball this moment and is pounded the degree that warp after pressing to judge this steel ball bearing pressure's ability.
At present, air hammer laboratory bench surface structure among the prior art is single, mostly be horizontal mesa structure, the actual air hammer whereabouts hits the steel ball of being tested after on, because the steel ball lacks reasonable stop gear, consequently can take place to roll off, and the steel ball that is detected compressive strength, the pressure of pounding that bears is mostly a direction, can not be to the impact detection of its omnidirectional position, consequently, it still has the aforesaid not enough to use current air hammer laboratory bench to carry out the impact experiment to the better steel ball of roll nature, for this reason we have designed the test bench for bearing steel ball strength test of an automatic rotation test face to solve above problem.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides the test bed for the strength test of the bearing steel ball with the automatic rotating test surface.
In order to achieve the purpose, the invention adopts the following technical scheme:
a bearing steel ball strength test experiment table with an automatic rotating test surface comprises a base, wherein an L-shaped plate is fixedly connected onto the base, an air hammer is fixedly connected to the bottom of the L-shaped plate, a strength test block is fixedly connected to the output end of the air hammer, a sliding groove is formed in the base, a sliding plate is connected in the sliding groove in a sliding mode, a reciprocating lead screw is rotatably connected to the inner wall of the sliding groove, the reciprocating lead screw penetrates through the sliding plate and is connected with the sliding plate in a matched mode, a rotating rod is fixedly connected to the other end of the reciprocating lead screw, the rotating rod penetrates through the base and is rotatably connected with the base, two first vertical plates and two second vertical plates are fixedly connected onto the base, the opposite surfaces of the two first vertical plates are respectively provided with an arc surface, the two second vertical plates are located on two sides of the two first vertical plates, and the homonymy fixedly connected with first spring between first riser and the second riser, the homonymy the output of first riser, diaphragm and air hammer is equipped with actuating mechanism, a cavity section of thick bamboo in the fixedly connected with on the base, sliding connection has the piston in the cavity section of thick bamboo, the upper end fixedly connected with guide bar of piston, be equipped with drive mechanism between the output of guide bar and air hammer, install the nozzle stub on the cavity section of thick bamboo, install the check valve on the nozzle stub, be equipped with between cavity section of thick bamboo and the dwang and blow the mechanism.
Preferably, actuating mechanism is including fixing the L type pole at the air hammer output, the bottom of L type pole is equipped with accomodates the groove, accomodate inslot sliding connection and have the actuating lever, fixedly connected with second spring between actuating lever and the interior top of accomodating the groove, first riser fixedly connected with right angle trapezoidal piece, the actuating lever offsets with right angle trapezoidal piece and second riser, just the actuating lever is located the diaphragm directly over.
Preferably, the lower end of the opposite surface of the driving rod and the right-angle trapezoidal block is provided with a wedge-shaped surface, and the wedge-shaped surface is matched with the right-angle trapezoidal block.
Preferably, drive mechanism is including fixing the montant on the cavity section of thick bamboo, install drive gear on the montant, the output fixedly connected with horizontal pole of air hammer, the first rack board of bottom fixedly connected with of horizontal pole, first rack board meshes with drive gear mutually, the upper end fixedly connected with second rack board of guide bar, second rack board meshes with drive gear mutually.
Preferably, the blowing mechanism comprises an L-shaped pipe fixed on the hollow cylinder, a pressure valve is installed on the L-shaped pipe, a round block is connected to the fixed rod on the rotating rod, four fixed plates are fixedly connected to the round block, the L-shaped pipe and the fixed plates are arranged oppositely, and the L-shaped pipe is located on one side of the round block.
Preferably, four fixing plates are uniformly arranged on the round block, and the four fixing plates are connected with the round block through welding.
Preferably, the check valve is an air inlet check valve.
Preferably, the first rack plate is located at one side of the hollow cylinder, and the first rack plate does not abut against the hollow cylinder.
Compared with the prior art, the invention has the beneficial effects that:
the air hammer drives the output end and the strength testing block to move downwards, the output end drives the two L-shaped rods to move downwards, the L-shaped rods move downwards to drive the driving rods to move downwards and abut against the right-angle trapezoidal blocks, the two right-angle trapezoidal blocks move relatively under the limit of the wedge-shaped surface, so that the two first vertical plates move relatively, the steel ball is clamped, the output end drives the strength testing block to move downwards continuously, the second spring is compressed, and the strength testing block can test the strength of the steel ball;
when the output end moves upwards, the driving rod does not limit the right-angled trapezoidal block any more, under the action of the first spring, the two first vertical plates move relatively, the piston moves downwards, so that air can be pressed to the L-shaped pipe, the pressure valve moves upwards along with the output end, the air blows to the fixed plate, and then the circular block, the rotating rod and the reciprocating screw rod rotate, so that the sliding plate moves, the steel ball rolls when the sliding plate moves, and when the output end continues to move downwards, the upper end face of the clamped steel ball changes, so that strength tests can be performed on different positions of the steel ball;
therefore, the strength of the steel ball can be tested at different positions, and the steel ball is not required to be clamped and changed by manual operation.
In conclusion, the steel ball strength testing device is reasonable in structure, the air hammer provides power, the steel ball can be stably clamped and is not easy to move, the safety degree in the testing process is higher, meanwhile, the steel ball can rotate, the steel ball is tested in multiple positions, the strength testing block abuts against the top of the steel ball, and the steel ball is tested more stably.
Drawings
FIG. 1 is a schematic structural view of a test bed for testing the strength of a bearing steel ball with an automatic rotating test surface, which is provided by the invention;
FIG. 2 is a top view of a base in the test bed for testing the strength of the bearing steel ball with the automatic rotating test surface, which is provided by the invention;
FIG. 3 is a schematic structural view of a second vertical plate and a horizontal plate in the test bed for testing the strength of the bearing steel ball of the automatic rotation test surface, which is provided by the invention;
FIG. 4 is a side view of a round block and an L-shaped tube in the test bed for testing the strength of the bearing steel ball with an automatic rotating test surface, which is provided by the invention;
fig. 5 is a schematic structural view of a receiving groove in a test bed for testing the strength of a bearing steel ball with an automatic rotating test surface according to the present invention.
In the figure: the device comprises a base, a 2L-shaped plate, a 3 air hammer, a 4 output end, a 5 strength testing block, a 6L-shaped rod, a 7 sliding groove, an 8 sliding plate, a 9 reciprocating screw rod, a 10 driving rod, a 11 first vertical plate, a 12 right-angle trapezoidal block, a 13 second vertical plate, a 14 first spring, a 15 wedge-shaped surface, a 16 arc-shaped surface, a 17 accommodating groove, a 18 second spring, a 19 transverse rod, a 20 first rack plate, a 21 vertical rod, a 22 transmission gear, a 23 second rack plate, a 24 guide rod, a 25 piston, a 26 short pipe, a 27 one-way valve, a 28L-shaped pipe, a 29 pressure valve, a 30 rotating rod, a 31 round block, a 32 fixing plate and a.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1-5, a test bench for testing the strength of a bearing steel ball with an automatic rotating test surface comprises a base 1, an L-shaped plate 2 is fixedly connected on the base 1, an air hammer 3 is fixedly connected at the bottom of the L-shaped plate 2, a strength test block 5 is fixedly connected at the output end 4 of the air hammer 3, a sliding groove 7 is arranged on the base 1, a sliding plate 8 is slidably connected in the sliding groove 7, a reciprocating lead screw 9 is rotatably connected to the inner wall of the sliding groove 7, the reciprocating lead screw 9 penetrates through the sliding plate 8 and is connected with the sliding plate in a matching manner, a rotating rod 30 is fixedly connected at the other end of the reciprocating lead screw 9, the rotating rod 30 penetrates through the base 1 and is rotatably connected with the base 1, two first vertical plates 11 and two second vertical plates 13 are fixedly connected, through the cooperation of two riser 11 and arcwall face 16, can carry out the centre gripping spacing to the steel ball.
Two second risers 13 are located the both sides of two risers 11, and the equal fixedly connected with diaphragm 33 in the one side that two second risers 13 are relative, and fixedly connected with first spring 14 between the first riser 11 of homonymy and the second riser 13, first spring 14 should the reseing of first riser 11, so no longer carry out the centre gripping to the steel ball, can rotate the steel ball, can test different faces.
A driving mechanism is arranged on the first vertical plate 11, the transverse plate 33 and the output end 4 of the air hammer 3 which are on the same side, the driving mechanism comprises an L-shaped rod 6 fixed at the output end 4 of the air hammer 3, a containing groove 17 is arranged at the bottom of the L-shaped rod 6, a driving rod 10 is connected in the containing groove 17 in a sliding mode, a second spring 18 is fixedly connected between the driving rod 10 and the inner top of the containing groove 17, a right-angle trapezoidal block 12 is fixedly connected to the first vertical plate 11, the driving rod 10 abuts against the right-angle trapezoidal block 12 and the second vertical plate 13, and the driving rod 10 is located right above the transverse plate 33; the lower end of the opposite surface of the driving rod 10 and the right-angle trapezoidal block 12 is provided with a wedge-shaped surface 15, and the wedge-shaped surface 15 is matched with the right-angle trapezoidal block 12.
A hollow cylinder is fixedly connected to the base 1, a piston 25 is connected to the hollow cylinder in a sliding mode, a guide rod 24 is fixedly connected to the upper end of the piston 25, a transmission mechanism is arranged between the guide rod 24 and the output end 4 of the air hammer 3 and comprises a vertical rod 21 fixed to the hollow cylinder, a transmission gear 22 is installed on the vertical rod 21, a cross rod 19 is fixedly connected to the output end 4 of the air hammer 3, a first rack plate 20 is fixedly connected to the bottom of the cross rod 19, the first rack plate 20 is meshed with the transmission gear 22, a second rack plate 23 is fixedly connected to the upper end of the guide rod 24, the second rack plate 23 is meshed with the transmission gear 22, the first rack plate 20 is located on one side of the hollow cylinder, and the first rack plate 20 does not abut against.
A short pipe 26 is arranged on the hollow cylinder, a one-way valve 27 is arranged on the short pipe 26, and the one-way valve 27 is an air inlet one-way valve; be equipped with the blowing mechanism between cavity section of thick bamboo and dwang 30, the blowing mechanism is including fixing L type pipe 28 on the cavity section of thick bamboo, installs pressure valve 29 on the L type pipe 28, and the dead lever is connected with circle piece 31 on the dwang 30, four fixed plates 32 of fixedly connected with on the circle piece 31, and L type pipe 28 sets up with fixed plate 32 relatively, and L type pipe 28 is located one side of circle piece 31, and four fixed plate 32 uniform part are on circle piece 31, and four fixed plates 32 are connected with circle piece 31 through the welding.
In the invention, when a strength test is carried out on the steel ball, a person puts the steel ball on the sliding plate 8 and between the two arc-shaped surfaces 16, then the worker starts the air hammer 3, the air hammer 3 drives the output end 4 and the strength test block 5 to move downwards, meanwhile, the output end 4 drives the two L-shaped rods 6 to move downwards, the L-shaped rods 6 move downwards to drive the driving rod 10 to move downwards and abut against the right-angled trapezoidal blocks 12, the two right-angled trapezoidal blocks 12 move relatively under the limit of the wedge-shaped surface 15, so that the two first vertical plates 11 move relatively, the steel ball is clamped, the output end 4 drives the strength test block 5 to move downwards continuously, the second spring 18 is compressed, and the strength test block 5 can carry out the strength test on the steel ball;
meanwhile, the output end 4 drives the cross rod 19 and the first rack plate 20 to move downwards, and the second rack plate 23 can move upwards under the transmission of the transmission gear 22, so that the guide rod 24 and the piston 25 move upwards, and air enters the hollow cylinder through the short pipe 26 to realize air intake;
when the output end 4 moves upwards, the driving rod 10 does not limit the right-angled trapezoidal block 12 any more, under the action of the first spring 14, the two first vertical plates 11 move relatively, the piston 25 moves downwards, so that air can be pressed to the position of the L-shaped pipe 28, the pressure valve 29 is opened along with the upward movement of the output end 4, and the air blows to the fixed plate 32, so that the rotation with the round block 31, the rotating rod 30 and the reciprocating screw rod 9 is realized, the movement of the sliding plate 8 is realized, the rolling of the steel ball can be realized by the movement of the sliding plate 8, when the output end 4 continues to move downwards, the upper end face of the clamped steel ball changes, and thus the strength test can be performed on different positions of the steel ball;
therefore, the strength of the steel ball can be tested at different positions, and the steel ball is not required to be clamped and changed by manual operation.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The test bed for the strength test of the bearing steel ball with the automatic rotating test surface comprises a base (1) and is characterized in that an L-shaped plate (2) is fixedly connected onto the base (1), an air hammer (3) is fixedly connected to the bottom of the L-shaped plate (2), an output end (4) of the air hammer (3) is fixedly connected with a strength test block (5), a sliding groove (7) is formed in the base (1), a sliding plate (8) is slidably connected into the sliding groove (7), a reciprocating lead screw (9) is rotatably connected to the inner wall of the sliding groove (7), the reciprocating lead screw (9) penetrates through the sliding plate (8) and is connected with the sliding plate in a matched mode, a rotating rod (30) is fixedly connected to the other end of the reciprocating lead screw (9), the rotating rod (30) penetrates through the base (1) and is rotatably connected with the base, two first risers (11) and two second risers (13) are fixedly connected onto the, the two opposite sides of the first risers (11) are respectively provided with an arc-shaped surface (16), the two second risers (13) are positioned at two sides of the two first risers (11), the two opposite sides of the two second risers (13) are respectively and fixedly connected with a transverse plate (33), a first spring (14) is fixedly connected between the first risers (11) and the second risers (13) at the same side, the first risers (11), the transverse plates (33) and the output ends (4) of the air hammers (3) at the same side are respectively provided with a driving mechanism, a hollow cylinder is fixedly connected on the base (1), a piston (25) is slidably connected in the hollow cylinder, the upper end of the piston (25) is fixedly connected with a guide rod (24), a transmission mechanism is arranged between the guide rod (24) and the output end (4) of the air hammer (3), and a short pipe (26) is installed on the hollow cylinder, the short pipe (26) is provided with a one-way valve (27), and a blowing mechanism is arranged between the hollow cylinder and the rotating rod (30).
2. The test bench for the strength test of the bearing steel ball with the automatic rotating test surface is characterized in that the driving mechanism comprises an L-shaped rod (6) fixed at the output end (4) of the air hammer (3), a containing groove (17) is formed in the bottom of the L-shaped rod (6), a driving rod (10) is connected in the containing groove (17) in a sliding mode, a second spring (18) is fixedly connected between the driving rod (10) and the inner top of the containing groove (17), a right-angled trapezoidal block (12) is fixedly connected to the first vertical plate (11), the driving rod (10) abuts against the right-angled trapezoidal block (12) and the second vertical plate (13), and the driving rod (10) is located right above the transverse plate (33).
3. The test bench for the strength test of the bearing steel ball with the automatic rotating test surface according to claim 2, wherein a wedge-shaped surface (15) is arranged at the lower end of the opposite surface of the driving rod (10) and the right-angle trapezoidal block (12), and the wedge-shaped surface (15) is matched with the right-angle trapezoidal block (12).
4. The test bench for testing the strength of the bearing steel ball with the automatic rotating test surface is characterized in that the transmission mechanism comprises a vertical rod (21) fixed on the hollow cylinder, a transmission gear (22) is installed on the vertical rod (21), a cross rod (19) is fixedly connected with the output end (4) of the air hammer (3), a first rack plate (20) is fixedly connected to the bottom of the cross rod (19), the first rack plate (20) is meshed with the transmission gear (22), a second rack plate (23) is fixedly connected to the upper end of the guide rod (24), and the second rack plate (23) is meshed with the transmission gear (22).
5. The test bench for testing the strength of the bearing steel ball with the automatic rotating test surface as claimed in claim 1, wherein the blowing mechanism comprises an L-shaped pipe (28) fixed on the hollow cylinder, a pressure valve (29) is installed on the L-shaped pipe (28), a round block (31) is fixedly connected to the rotating rod (30), four fixing plates (32) are fixedly connected to the round block (31), the L-shaped pipe (28) is arranged opposite to the fixing plates (32), and the L-shaped pipe (28) is located on one side of the round block (31).
6. The test bench for testing the strength of the bearing steel ball with the automatic rotating test surface as claimed in claim 5, wherein four uniform parts of the fixing plates (32) are arranged on the round block (31), and the four fixing plates (32) are connected with the round block (31) by welding.
7. The test bench for testing the strength of the bearing steel ball with the automatic rotating test surface as claimed in claim 1, wherein the check valve (27) is an air inlet check valve.
8. The test bench for testing the strength of the bearing steel ball with the automatic rotating test surface as claimed in claim 4, wherein the first rack plate (20) is located at one side of the hollow cylinder, and the first rack plate (20) does not abut against the hollow cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011602609.8A CN112798407A (en) | 2020-12-29 | 2020-12-29 | Bearing steel ball strength test experiment table with automatic rotating test surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011602609.8A CN112798407A (en) | 2020-12-29 | 2020-12-29 | Bearing steel ball strength test experiment table with automatic rotating test surface |
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| Publication Number | Publication Date |
|---|---|
| CN112798407A true CN112798407A (en) | 2021-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011602609.8A Pending CN112798407A (en) | 2020-12-29 | 2020-12-29 | Bearing steel ball strength test experiment table with automatic rotating test surface |
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| Country | Link |
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| CN (1) | CN112798407A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113447373A (en) * | 2021-06-03 | 2021-09-28 | 山东金池重工股份有限公司 | Wear-resistant steel ball impact toughness testing machine |
| CN115265997A (en) * | 2022-09-29 | 2022-11-01 | 江苏云博智能科技有限公司 | Spare part strength test device based on intelligence is made |
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| JPH0643549U (en) * | 1992-09-28 | 1994-06-10 | 中外商工株式会社 | Falling ball impact tester |
| US20050066741A1 (en) * | 2003-09-30 | 2005-03-31 | O'brien Michael James | Ceramic ball bearing fracture test method |
| JP2006184169A (en) * | 2004-12-28 | 2006-07-13 | Jfe Steel Kk | Rolling fatigue evaluation method of steel ball for bearing, and thrust type rolling fatigue tester |
| CN202075190U (en) * | 2011-03-01 | 2011-12-14 | 意力(广州)电子科技有限公司 | Steel ball drop test device for testing glass strength of touch screen |
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| CN110987668A (en) * | 2019-10-15 | 2020-04-10 | 丁正旺 | Experiment table mechanism for bearing steel ball strength test |
| CN111504833A (en) * | 2020-05-27 | 2020-08-07 | 河南科技大学 | Bearing steel ball loading test bed |
| CN111504831A (en) * | 2020-05-27 | 2020-08-07 | 河南科技大学 | Bearing steel ball friction and wear performance test bed, test frame and test method |
| CN211740943U (en) * | 2020-03-25 | 2020-10-23 | 吴金通 | Be used for glass strength test platform |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0643549U (en) * | 1992-09-28 | 1994-06-10 | 中外商工株式会社 | Falling ball impact tester |
| US20050066741A1 (en) * | 2003-09-30 | 2005-03-31 | O'brien Michael James | Ceramic ball bearing fracture test method |
| JP2006184169A (en) * | 2004-12-28 | 2006-07-13 | Jfe Steel Kk | Rolling fatigue evaluation method of steel ball for bearing, and thrust type rolling fatigue tester |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113447373A (en) * | 2021-06-03 | 2021-09-28 | 山东金池重工股份有限公司 | Wear-resistant steel ball impact toughness testing machine |
| CN113447373B (en) * | 2021-06-03 | 2022-08-02 | 山东金池重工股份有限公司 | Wear-resistant steel ball impact toughness testing machine |
| CN115265997A (en) * | 2022-09-29 | 2022-11-01 | 江苏云博智能科技有限公司 | Spare part strength test device based on intelligence is made |
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