CN112033829A - Falling ball impact test device - Google Patents
Falling ball impact test device Download PDFInfo
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- CN112033829A CN112033829A CN202010950071.3A CN202010950071A CN112033829A CN 112033829 A CN112033829 A CN 112033829A CN 202010950071 A CN202010950071 A CN 202010950071A CN 112033829 A CN112033829 A CN 112033829A
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- 238000009863 impact test Methods 0.000 title claims abstract description 38
- 230000007246 mechanism Effects 0.000 claims abstract description 119
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 95
- 239000010959 steel Substances 0.000 claims abstract description 95
- 238000012360 testing method Methods 0.000 claims abstract description 26
- 230000006698 induction Effects 0.000 claims abstract description 8
- 230000001939 inductive effect Effects 0.000 claims abstract description 4
- 230000005389 magnetism Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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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
- G01N3/30—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight
- G01N3/303—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight generated only by free-falling weight
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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
-
- 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
- G01N2203/0001—Type of application of the stress
- G01N2203/001—Impulsive
-
- 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
- G01N2203/003—Generation of the force
- G01N2203/0032—Generation of the force using mechanical means
- G01N2203/0033—Weight
-
- 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
-
- 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
- G01N2203/0482—Chucks, fixtures, jaws, holders or anvils comprising sensing means
-
- 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
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/0641—Indicating or recording means; Sensing means using optical, X-ray, ultraviolet, infrared or similar detectors
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention relates to the technical field of test devices, and discloses a falling ball impact test device, which comprises: a rack having an impact position at which a sample is placed; the first ball falling fixing mechanism is movably arranged on the rack along the vertical direction and is used for fixing or loosening the steel ball so as to enable the steel ball to impact the sample; the second ball falling fixing mechanism is arranged on the rack and is positioned below the first ball falling fixing mechanism, and the second ball falling fixing mechanism is provided with a through hole allowing a steel ball to pass through; the induction mechanism is arranged on the rack and positioned between the second ball falling fixing mechanism and the sample, and is used for inducing the position information of the steel ball; the second ball falling fixing mechanism is electrically connected with the sensing mechanism and can fix the steel ball after the steel ball impacts the sample for the first time. The invention provides a falling ball impact test device, which aims to achieve the aim of accurate test results.
Description
Technical Field
The invention relates to the technical field of test devices, in particular to a falling ball impact test device.
Background
With the improvement of the driving performance of automobiles, the requirement for the lightweight of automobiles is higher and higher, and therefore, non-metal materials such as plastics are applied to automobiles more and more. The detection requirements of various car factories on the material performance are more strict, on one hand, a ball drop impact test is needed to test the impact strength of a sample, the test principle is that a steel ball with certain mass freely drops at a certain height, and a tester observes the damage degree of the sample to simulate the collision condition of the sample in the actual collision process.
At present, in the ball impact test process that falls, can receive the reaction force of sample and kick-back after the steel ball is touch the sample, the steel ball after kick-back to the take the altitude can descend once more and strike the sample, so relapse for receive the multiple impact of steel ball in the drop test of sample, thereby influence the accuracy of ball impact test that falls.
Disclosure of Invention
The purpose of the invention is: the invention provides a falling ball impact test device, which aims to achieve the aim of accurate test results.
In order to achieve the above object, the present invention provides a falling ball impact test apparatus, comprising:
a rack having an impact location at which a sample is placed;
the first ball falling fixing mechanism is movably arranged on the rack along the vertical direction and is used for fixing or loosening the steel ball so as to enable the steel ball to impact the sample;
the second ball falling fixing mechanism is arranged on the rack and is positioned below the first ball falling fixing mechanism;
the induction mechanism is arranged on the rack and positioned between the second ball falling fixing mechanism and the sample, and is used for inducing the position information of the steel ball;
the second ball falling fixing mechanism is electrically connected with the sensing mechanism and can fix the steel ball after the steel ball impacts the sample for the first time.
In some embodiments of the present application, the second ball drop fixing mechanism has at least one electromagnet provided with a through hole allowing the steel ball to pass therethrough.
In some embodiments of the present application, the electromagnet is provided in plurality, and a plurality of the electromagnets are stacked.
In some embodiments of the present application, the falling ball impact test apparatus further includes a positioning mechanism for positioning the test sample at the impact position, and the positioning mechanism is disposed on the rack.
In some embodiments of the present application, the positioning mechanism is an infrared laser, and the infrared laser is disposed above the first ball-falling fixing mechanism.
In some embodiments of the present application, the falling ball impact test apparatus further comprises a level gauge disposed on the frame.
In some embodiments of the present application, the frame includes a base, two supporting portions, and at least three telescopic lifting sleeves, the lifting sleeves are disposed in parallel on the base, and the two supporting portions are disposed on the lifting sleeves at intervals along a vertical direction;
the first falling ball fixing mechanism and the second falling ball fixing mechanism are respectively arranged on the two supporting parts.
In some embodiments of the present application, the lifting sleeve includes a plurality of steel pipes detachably connected in a vertical direction, and the support portion is detachably connected to the steel pipes.
In some embodiments of the present application, the steel tube is provided with scale markings.
In some embodiments of the present application, the sensing mechanism is an infrared sensor.
The embodiment of the invention provides a falling ball impact test device, which has the following beneficial effects compared with the prior art:
when the first ball falling fixing mechanism loosens the steel balls, the steel balls impact the sample from the free falling body of the first ball falling fixing mechanism and rebound, the sensing mechanism can sense the steel balls twice, after the sensing mechanism senses the steel balls for the second time, the sensing mechanism sends position signals of the steel balls to the second ball falling fixing mechanism, and the second ball falling fixing mechanism fixes the steel balls; therefore, the falling ball impact test device can control the free falling body of the steel ball in the test, reduce the test deviation and effectively prevent the steel ball from rebounding to carry out secondary impact on the sample after falling;
in addition, the falling ball impact test device has the advantages of low cost, simple structure and easiness in operation.
Drawings
Fig. 1 is a schematic structural view of a falling ball impact test apparatus according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a first ball-drop fixing mechanism, a positioning mechanism and a level according to an embodiment of the invention.
Fig. 3 is a schematic structural diagram of a second falling ball fixing mechanism and a sensing mechanism according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a first falling ball fixing mechanism according to an embodiment of the present invention.
Fig. 5 is a schematic structural view of a second ball drop fixing mechanism according to an embodiment of the present invention.
In the figure, 1, a frame; 11. a base; 12. a support portion; 13. a lifting sleeve; 131. a steel pipe; 132. a tee joint; 2. an impact position; 3. a first ball falling fixing mechanism; 4. a second ball falling fixing mechanism; 5. an induction mechanism; 6. a positioning mechanism; 7. a level gauge; 8. an electromagnet.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 to 5, a falling ball impact test apparatus according to a preferred embodiment of the present invention includes: a rack 1 having an impact position 2, the sample being placed at the impact position 2; the first ball falling fixing mechanism 3 is movably arranged on the rack 1 along the vertical direction, and the first ball falling fixing mechanism 3 is used for fixing or loosening the steel ball so as to enable the steel ball to impact the sample; the second ball falling fixing mechanism 4 is arranged on the rack 1 and is positioned below the first ball falling fixing mechanism 3; the induction mechanism 5 is arranged on the rack 1 and positioned between the second falling ball fixing mechanism 4 and the sample, and the induction mechanism 5 is used for inducing the position information of the steel ball; the second falling ball fixing mechanism 4 is electrically connected with the sensing mechanism 5 and can fix the steel ball after the steel ball impacts the sample for the first time.
Based on the arrangement, when the first ball falling fixing mechanism 3 loosens the steel balls, the steel balls impact on the sample from the free falling body of the first ball falling fixing mechanism 3 and rebound, the sensing mechanism 5 can sense the steel balls twice, after the sensing mechanism 5 senses the steel balls for the second time, the sensing mechanism 5 sends position signals of the steel balls to the second ball falling fixing mechanism 4, and the second ball falling fixing mechanism 4 fixes the steel balls; therefore, the falling ball impact test device can control the free falling body of the steel ball in the test, reduce the test deviation and effectively prevent the steel ball from rebounding to carry out secondary impact on the sample after falling;
in addition, the falling ball impact test device has the advantages of low cost, simple structure and easiness in operation.
In some embodiments, optionally, as shown in fig. 2 and 4, the first falling ball fixing mechanism 3 has a plurality of electromagnets 8, the plurality of electromagnets 8 are stacked, when the electromagnets 8 of the first falling ball fixing mechanism 3 are not energized, the electromagnets 8 lose magnetism, and the first falling ball fixing mechanism 3 releases the steel ball, thereby facilitating the impact of the steel ball on the sample;
when the electromagnet 8 of the first falling ball fixing mechanism 3 is electrified, the electromagnet 8 has magnetism and can adsorb the steel ball, so that the steel ball is fixed.
In some embodiments, optionally, as shown in fig. 3 and 5, the second ball drop fixing mechanism 4 has at least one electromagnet 8, the electromagnet 8 being provided with a through hole allowing the steel ball to pass through. Therefore, when the electromagnet 8 is not electrified, the electromagnet 8 loses magnetism, and the steel ball passes through the through hole of the electromagnet 8, so that the impact of the steel ball on the sample is facilitated;
after the induction mechanism 5 induces the steel ball for the second time, the induction mechanism 5 sends a position signal of the steel ball to the electromagnet 8, the electromagnet 8 is electrified, the electromagnet 8 has magnetism and can adsorb the steel ball, and therefore secondary impact of the steel ball on a sample is prevented.
In some embodiments, optionally, as shown in fig. 3 and 5, the electromagnet 8 of the second ball drop fixing mechanism 4 is provided in plurality, and the plurality of electromagnets 8 are stacked. Therefore, each electromagnet 8 generates a constant magnetic field when being electrified, and the magnetic fields of the electromagnets 8 are superposed, so that the magnetic field intensity of the second falling ball fixing mechanism 4 is larger, and the adsorption effect on the steel balls is better; preferably, the plurality of electromagnets 8 are sequentially increased in diameter from top to bottom.
In some embodiments, optionally, as shown in fig. 1 and 3, the falling ball impact test device of the present invention further comprises a positioning mechanism 6 for positioning the test piece at the impact position 2, wherein the positioning mechanism 6 is provided on the rack 1. From this, positioning mechanism 6 makes the sample can be accurately fixed a position in impact position 2 to be convenient for the steel ball to the impact of sample, and then improve the reliability of test result.
In some embodiments, optionally, as shown in fig. 1 and 3, in order to make the positioning of the sample simpler, the positioning mechanism 6 is an infrared laser, which is disposed above the first ball-drop fixing mechanism 3. Therefore, the infrared laser can emit infrared laser to accurately position the impact position 2, and a tester aligns the center of the sample with the infrared laser, so that the accurate positioning of the sample is realized;
in addition, first falling ball fixed establishment 3 is equipped with the perforation that allows infrared laser to pass, and the infrared laser that infrared laser sent passes first falling ball fixed establishment 3 and second falling ball fixed establishment 4 in proper order and shines to bottom plate 11 to realize the accurate location of impact position 2.
In some embodiments, optionally, as shown in fig. 1 and 3, the falling ball impact test device of the present invention further comprises a level 7, and the level 7 is provided on the frame 1. From this, spirit level 7 can be used for instructing the levelness of frame 1 to guarantee that frame 1 is perpendicular with ground, and then guarantee that the free fall direction of motion of steel ball is perpendicular with ground, with the reliability that improves the test result.
In some embodiments, optionally, as shown in fig. 1, the frame 1 includes a base 11, three supports 12, and at least three retractable lifting sleeves 13, the lifting sleeves 13 are disposed in parallel on the base 11, and the three supports 12 are disposed at intervals in the vertical direction on the lifting sleeves 13; wherein, the infrared laser and the level gauge 7 are arranged on the same supporting part 12, and the first falling ball fixing mechanism 3 and the second falling ball fixing mechanism 4 are respectively arranged on the other two supporting parts 12. From this, impact position 2 locates base 11 to not only be convenient for placing of sample, make first falling ball fixed establishment 3 and impact position 2 have certain distance moreover, so that the free falling body motion of steel ball. Lifting sleeve 13 is flexible on vertical direction, and the tester can adjust first falling ball fixed establishment 3 and the height of second falling ball fixed establishment 4 apart from base 11 according to experimental needs to make first falling ball fixed establishment 3 and second falling ball fixed establishment 4 fix in suitable position. The three supporting parts 12 respectively provide supporting force for the infrared laser and the level meter 7, the first falling ball fixing mechanism 3 and the second falling ball fixing mechanism 4, so that the level meter 7 can better test the levelness of the rack 1; the infrared laser emitted by the infrared laser is not easy to shake; the first falling ball fixing mechanism 3 and the second falling ball fixing mechanism 4 can be stably arranged on the supporting part 12, so that the path of the free falling body movement of the steel ball is not easy to change, and the reliability of the test result is ensured.
In some embodiments, optionally, as shown in fig. 1, in order to further enable the supporting portion 12 to be more stably disposed on the lifting sleeves 13, the lifting sleeves 13 are disposed in four, and four lifting sleeves 13 are disposed on the base 11 in a rectangular array.
In some embodiments, optionally, as shown in fig. 1, the lifting sleeve 13 includes a plurality of steel pipes 131 detachably connected in the vertical direction, and the supporting portion 12 is detachably connected to the steel pipes 131. Therefore, an operator adjusts the number of the steel pipes 131 of each lifting sleeve 13 according to the test requirement, so as to adjust the height of the first falling ball fixing mechanism 3 and the second falling ball fixing mechanism 4 from the base 11; in addition, two adjacent steel pipes 131 are connected through a tee 132, and each side of the support portion 12 is also connected with two adjacent steel pipes 131 through a tee 132, so that the steel pipes 131 and the steel pipes 131, and the steel pipes 131 and the support portion 12 are convenient to mount and dismount, and further, a tester can mount the rack 1 conveniently.
In some embodiments, optionally, as shown in fig. 1, the steel tube 131 is provided with scale marks to facilitate control of the required test height of the steel ball; in addition, the distance between adjacent scale marks is 10 mm-20 mm, and a tester can set the distance between the adjacent scale marks according to the test requirement.
In some embodiments, optionally, as shown in fig. 1 and 3, the sensing mechanism 5 is an infrared sensor, so that the position detection of the steel ball has the advantages of simplicity and high efficiency; in addition, the infrared ray sensor is fixed in the lifting sleeve 13 through the supporting plate, thereby ensuring stable placement of the infrared ray sensor.
In some embodiments, optionally, as shown in fig. 1, the falling ball impact testing apparatus of the present invention further includes a control mechanism electrically connected to the first falling ball fixing mechanism 3, the second falling ball fixing mechanism 4 and the sensing mechanism 5, so as to facilitate control of the operating states of the first falling ball fixing mechanism 3, the second falling ball fixing mechanism 4 and the sensing mechanism 5.
In some embodiments, optionally, as shown in fig. 1, the falling ball impact test device of the present invention further includes a cryogenic box, and the rack 1 is disposed in the cryogenic box, so as to avoid the temperature change of the sample itself caused by the sample being taken out during the test process, thereby making the test result more accurate.
The test process of the falling ball impact test device provided by the embodiment of the invention is as follows:
s1, horizontally adjusting the rack 1 to enable the rack 1 to be vertical to the horizontal plane;
s2, adjusting the distance between the first support part 12 and the second support part 12 and the base 11 to enable the free falling body movement and the rebound movement of the steel ball to meet the requirements of the falling ball impact test;
s3, opening the positioning mechanism 6 to determine the impact position 2, and placing the sample at the impact position 2;
s4, the first falling ball fixing structure 3 is in an electrified state, and the steel ball is adsorbed on the first falling ball fixing structure 3;
s5, the first falling ball fixing mechanism 3 is in a power-off state, the first falling ball fixing mechanism 3 releases the steel ball, the steel ball falls freely and towards the middle of the sample, the sample is impacted, and the sensing mechanism 5 senses the position of the steel ball for the first time;
s6, when the steel ball rebounds from the surface of the sample and moves upwards to the height of the sensing mechanism 5, the sensing mechanism 5 senses the steel ball for the second time, the sensing mechanism 5 sends the position information of the steel ball to the second falling ball fixing mechanism 4, the second falling ball fixing mechanism 4 is in an electrified state, and the second falling ball fixing mechanism 4 adsorbs the steel ball.
In summary, according to the falling ball impact test device of the embodiment of the present invention, when the first falling ball fixing mechanism 3 releases the steel ball, the steel ball impacts the sample from the free falling body of the first falling ball fixing mechanism 3 and rebounds, the sensing mechanism 5 can sense the steel ball twice, after the sensing mechanism 5 senses the steel ball for the second time, the sensing mechanism 5 sends the position signal of the steel ball to the second falling ball fixing mechanism 4, and the second falling ball fixing mechanism 4 fixes the steel ball; therefore, the falling ball impact test device can control the free falling body of the steel ball in the test, reduce the test deviation and effectively prevent the steel ball from rebounding to carry out secondary impact on the sample after falling; in addition, the falling ball impact test device has the advantages of low cost, simple structure and easiness in operation.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (10)
1. A falling ball impact test device, comprising:
a rack having an impact location at which a sample is placed;
the first ball falling fixing mechanism is movably arranged on the rack along the vertical direction and is used for fixing or loosening the steel ball so as to enable the steel ball to impact the sample;
the second ball falling fixing mechanism is arranged on the rack and is positioned below the first ball falling fixing mechanism, and the second ball falling fixing mechanism is provided with a through hole allowing the steel ball to pass through;
the induction mechanism is arranged on the rack and positioned between the second ball falling fixing mechanism and the sample, and is used for inducing the position information of the steel ball;
the second ball falling fixing mechanism is electrically connected with the sensing mechanism and can fix the steel ball after the steel ball impacts the sample for the first time.
2. The falling ball impact test device of claim 1, wherein the second falling ball fixing mechanism has at least one electromagnet provided with a through hole allowing the steel ball to pass through.
3. The falling ball impact test device according to claim 2, wherein the electromagnet is provided in plurality, and the plurality of electromagnets are stacked.
4. The falling ball impact test device of claim 1, further comprising a positioning mechanism for positioning the test piece at the impact position, the positioning mechanism being disposed on the frame.
5. The falling ball impact test device of claim 4, wherein the positioning mechanism is an infrared laser, and the infrared laser is arranged above the first falling ball fixing mechanism.
6. The falling ball impact test device of claim 1, further comprising a level gauge disposed on the frame.
7. The falling ball impact test device of claim 1, wherein the frame comprises a base, two support portions and at least three telescopic lifting sleeves, the lifting sleeves are arranged on the base in parallel, and the two support portions are arranged on the lifting sleeves at intervals along the vertical direction;
the first falling ball fixing mechanism and the second falling ball fixing mechanism are respectively arranged on the two supporting parts.
8. The falling ball impact test device of claim 7, wherein the lifting sleeve comprises a plurality of steel pipes detachably connected in a vertical direction, and the support part is detachably connected with the steel pipes.
9. The falling ball impact test device of claim 8, wherein the steel tube is provided with scale markings.
10. The falling ball impact test device of claim 1, wherein the sensing mechanism is an infrared sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010950071.3A CN112033829A (en) | 2020-09-10 | 2020-09-10 | Falling ball impact test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010950071.3A CN112033829A (en) | 2020-09-10 | 2020-09-10 | Falling ball impact test device |
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| CN112033829A true CN112033829A (en) | 2020-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010950071.3A Pending CN112033829A (en) | 2020-09-10 | 2020-09-10 | Falling ball impact test device |
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| CN (1) | CN112033829A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117232968A (en) * | 2023-11-10 | 2023-12-15 | 巨翊科技（上海）有限公司 | Integrated test device for thrust test and impact test |
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| CN210625992U (en) * | 2019-09-30 | 2020-05-26 | 深圳同兴达科技股份有限公司 | Steel ball impact equipment for preventing steel ball from secondary fall-back |
| CN210665252U (en) * | 2019-07-18 | 2020-06-02 | 依波精品（深圳）有限公司 | Falling ball impact test device |
| CN212483221U (en) * | 2020-09-10 | 2021-02-05 | 广电计量检测（北京）有限公司 | Falling ball impact test device |
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2020
- 2020-09-10 CN CN202010950071.3A patent/CN112033829A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2015190909A (en) * | 2014-03-28 | 2015-11-02 | 日本碍子株式会社 | Drop impact testing machine of honeycomb structure |
| CN206489009U (en) * | 2017-03-01 | 2017-09-12 | 常州百佳薄膜科技有限公司 | Sheet material dart impact detection means |
| CN109374446A (en) * | 2018-09-29 | 2019-02-22 | 长安大学 | A kind of impact test apparatus |
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| CN210625992U (en) * | 2019-09-30 | 2020-05-26 | 深圳同兴达科技股份有限公司 | Steel ball impact equipment for preventing steel ball from secondary fall-back |
| CN212483221U (en) * | 2020-09-10 | 2021-02-05 | 广电计量检测（北京）有限公司 | Falling ball impact test device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117232968A (en) * | 2023-11-10 | 2023-12-15 | 巨翊科技（上海）有限公司 | Integrated test device for thrust test and impact test |
| CN117232968B (en) * | 2023-11-10 | 2024-02-02 | 巨翊科技（上海）有限公司 | Integrated test device for thrust test and impact test |
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