CN204924824U - Automatic impactometer is pressed to ball - Google Patents
Automatic impactometer is pressed to ball Download PDFInfo
- Publication number
- CN204924824U CN204924824U CN201520608669.9U CN201520608669U CN204924824U CN 204924824 U CN204924824 U CN 204924824U CN 201520608669 U CN201520608669 U CN 201520608669U CN 204924824 U CN204924824 U CN 204924824U
- Authority
- CN
- China
- Prior art keywords
- block
- impacting
- bulb
- impact
- pressure apparatus
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model provides an automatic impactometer is pressed to ball, includes that the base supports, still includes impact system and data acquisition system, the impact system including strikeing device and protection casing, the inside fixed plate that is provided with the symmetric distribution of protection casing, the fixed plate on be connected with the axle A that goes up and down, lift axle A's upper end be provided with big spring, lift axle A connect the test piece and strike the device, the impact device include gravity piece, connecting block, bulb fixed block and strike the bulb, the both ends of the gravity piece lift axle A that passes through through -hole and both sides be connected, the connecting block connect hoisting device, hoisting device including promoting piece, connecting axle and little spring, the cooperation of connecting axle and connecting block be connected, the little spring setting on the connecting axle, test procedure is simple, intelligent, applys different efforts through electrical control and tests the test piece, can realize the impact to a plurality of differences, satisfies the test requirement of different test pieces.
Description
Technical field
The utility model relates to test apparatus technical field, is exactly specifically a kind of automatic ball pressure Apparatus for Impacting at low-temp.
Background technology
Concrete, glass, the construction material such as rock and marble is under arms in process, often suffer the effect of surrounding medium and its permanance is reduced, under surrounding medium effect, the surface of material is the primary region weathered, so the mechanical property of material surface directly determines the extent of damage of material profound level, contact damage and the rule on research material surface are significant, in order to explore the detection method of construction material by the change of environmental corrosion rear surface mechanical property, adopt automatic ball pressure Apparatus for Impacting at low-temp, utilize Hertzian contact theory and damage mechanics research hardening phase concrete, the contact damage mechanism of the construction material such as glass and marble in corrosive medium, corrosive medium is to the expansion process of damage, impact load-time curve, impact load-impression dimension curve, punching press trace stress-strain relation and surface of test piece crackle produce, extensions path, this is particularly important for mechanical property changes such as evaluation engineering material surface dynamic stiffness and coefficient of restitution.
The quality of construction material quality can directly have influence on integrated engineering quality, and whether construction quality can meet normal use under the effect of surrounding medium, need to make evaluation to the change of its mechanical property, the construction material surface be in during one's term of military service is detected, its impact resistance is detected by different impulsive forces and shock point, comprehensive evaluation draws a rational test result, whether the construction material test specimen that the evaluation that such ability is rigorous detects can meet actual condition of work, but current construction material surface test test instrument is the simple artificial impulsive force that applies carrys out test material shock resistance, manual testing's dynamics is difficult to control and control accuracy is not high, process of the test has mainly by virtue of experience been come, test result can be had a strong impact on like this, test process is unprofessional, test process is dangerous, complicated operation, current needs can not be met.
Summary of the invention
The purpose of this utility model is to provide a kind of automatic ball to press Apparatus for Impacting at low-temp, this test instrument can be tested different construction material test specimens, test process is simple, intelligent, apply different acting forces by electrical control to test test specimen, and the impact that can realize multiple difference, meets the test request of different test specimen.
The technical scheme in the invention for solving the technical problem is: a kind of automatic ball pressure Apparatus for Impacting at low-temp, comprise base to support, also comprise impact system and data acquisition system (DAS), described impact system comprises percussion mechanism and protective cover, described protective cover inside is provided with symmetrical fixed head, described fixed head is connected with lifting shaft A, the upper end of described lifting shaft A is provided with big spring, described lifting shaft A connects test specimen percussion mechanism, described percussion mechanism comprises gravity block, contiguous block, bulb fixed block and impact bulb, the two ends of described gravity block are connected with the lifting shaft A of both sides by through hole, described contiguous block connects lifting gear, and described lifting gear comprises lift block, coupling shaft and little spring, and described coupling shaft and contiguous block are connected, and described little spring is arranged on coupling shaft, described base is provided with test specimen clamp device on supporting, and described test specimen clamp device comprises clamp, clamping lever, removable handwheel A and removable handle handwheel B.
As optimization, the upper end of described protective cover is provided with motor, and described motor connects leading screw, and described leading screw and the screw be fixedly mounted on lift block are connected, and the front end of described protective cover is provided with protective door.
As optimization, the described upper and lower two ends of lifting shaft A are connected with bolt of fixing plate, and described fixed head welds with protective cover, and described fixed head is welded with back up pad.
As optimization, described lift block is hollow, lift block side be provided with stop, described lift block is provided with the pull bar be connected with coupling shaft.
As optimization, described contiguous block is connected with gravity block bolt, and described impact bulb is tungsten carbide material, and the upper end impacting bulb is fixedly connected with bulb fixed block, and described bulb fixed block is connected with gravity block bolt.
As optimization, described lift block is provided with crossbeam, the bottom side of described crossbeam one end is provided with position transducer.
As optimization, the inner side of described protective cover is provided with lifting shaft B and rule, and described lifting shaft B is provided with height fixed block, described lifting shaft B two ends are connected with bolt of fixing plate respectively, and described rule two ends are connected with bolt of fixing plate respectively.
As optimization, described stop is all connected with electric control system with position transducer.
The beneficial effects of the utility model are: compared with prior art, a kind of automatic ball pressure Apparatus for Impacting at low-temp of the present utility model, both percussive action can be carried out by the gravitional force impacting bulb to test specimen, larger impact load can also be applied to test specimen by the elastic potential energy of two symmetrical big springs, and test specimen clamp device can realize the test of adjustment realization to test specimen difference to the large small specimen diverse location of difference, by repeatedly testing, intercept impact load value and time curve, the shock resistance of different impact material can be contrasted; Drafting impact load value and impression size relationship figure, can obtain test specimen maxium load value and test specimen increases the rising tendency of surface indentation value with impact load value; The plastoelastic change of the known material surface of impression stress and strain curve; Dynamic stiffness value and restorative coefficient value can contrast the conversion of energy in different materials non-deformability and impact process; The surperficial dynamic modulus of elasticity of Calculating material and modulus of shearing, the change of material in Impact Load lower surface mechanical property is drawn by contrasting with material static modulus of elasticity, modulus of shearing, test process is simple, intelligent, safety and stability, meets the test request of different test specimen.
Accompanying drawing explanation
Fig. 1 is the utility model overall construction drawing;
Fig. 2 is the connection diagram of the utility model percussion mechanism and lifting gear;
Wherein, 1 base support, 2 motors, 3 leading screws, 4 protective covers, 5 protective doors, 6 fixed heads, 7 lifting shaft A, 8 big springs, 9 back up pads, 10 impact bulb, 11 bulb fixed blocks, 12 gravity blocks, 13 contiguous blocks, 14 lift blocks, 15 screws, 16 coupling shafts, 17 little springs, 18 calutrons, 19 clamps, 20 clamping levers, 21 removable handwheel A, 22 removable handwheel B, 23 crossbeams, 24 position transducers, 25 height fixed block, 26 lifting shaft B, 27 rules, 28 stops, 29 pull bars, 30 test specimens.
Embodiment
As shown in Figure 1 and Figure 2 in embodiment, a kind of automatic ball pressure Apparatus for Impacting at low-temp, comprise base and support 1, also comprise impact system and data acquisition system (DAS), impact system comprises percussion mechanism and protective cover 4, protective cover 4 inside is provided with symmetrical fixed head 6, fixed head 6 is connected with lifting shaft A7, the upper end of lifting shaft A7 is provided with big spring 8, lifting shaft A7 connects test specimen percussion mechanism, percussion mechanism comprises gravity block 12, contiguous block 13, bulb fixed block 11 and impacts bulb 10, and the two ends of gravity block 12 are connected with the lifting shaft A7 of both sides by through hole; Contiguous block 13 connects lifting gear, and lifting gear comprises lift block 14, coupling shaft 16 and little spring 17, and coupling shaft 16 and contiguous block 13 are connected, and little spring 17 is arranged on coupling shaft 16; Base supports on 1 and is provided with test specimen clamp device, and test specimen clamp device comprises clamp 19, clamping lever 20, removable handwheel A21 and removable handle handwheel B22.
The upper end of protective cover 4 is provided with motor 2, and motor 2 connects leading screw 3, and leading screw 3 and the screw 15 be fixedly mounted on lift block 14 are connected, and the front end of protective cover 4 is provided with protective door 5.
The upper and lower two ends of lifting shaft A7 are connected with fixed head 6 bolt, and fixed head 6 welds with protective cover 4, fixed head 6 are welded with back up pad 9.
Lift block 14 is hollow, lift block 14 side be provided with stop 28, lift block 14 is provided with the pull bar 29 be connected with coupling shaft 16.
Contiguous block 13 is connected with gravity block 12 bolt, and impacting bulb 10 is tungsten carbide material, and the upper end impacting bulb 10 is fixedly connected with bulb fixed block 11, and bulb fixed block 11 is connected with gravity block 12 bolt.
Lift block 14 is provided with crossbeam 23, the bottom side of crossbeam 23 one end is provided with position transducer 24.
The inner side of protective cover 4 is provided with lifting shaft B26 and rule 27, and lifting shaft B26 is provided with height fixed block 25, lifting shaft B26 two ends are connected with fixed head 6 bolt respectively, and rule 27 two ends are connected with fixed head 6 bolt respectively.
Stop 28 is all connected with electric control system with position transducer 24.
Principle of work: test specimen clamp device is discharged, test specimen is placed on clamp centre position, rotate clamping handwheel, test specimen is added and fastens, start electric control system, machine operation, drive leading screw rotates, secondary by screw-nut, lifting gear is promoted or declines, when lifting gear lands by needs, contiguous block on coupling shaft on lift block and test specimen percussion mechanism is connected, coupling shaft is depressed by little spring, coupling shaft and contiguous block form a fixed connection, under the effect of stop, lifting gear stops declining, and drive test specimen percussion mechanism to rise, by the different acting force needed, set the particular location of the corresponding rule in position of height fixed block, while lift block rises, the crossbeam be arranged on lift block rises together, when the position transducer on crossbeam rises to the height fixed block same position set, motor stops by electric control system, by electric control system, calutron is energized, coupling shaft and contiguous block are departed from, whole test specimen percussion mechanism deadweight and big spring effect under, complete the impact to test specimen, also manually pull bar can be controlled, realize the release of test specimen percussion mechanism, handwheel A on test specimen clamping device can realize moving left and right of test specimen, handwheel B can realize the movable of test specimen, by regulating the position that impact head is corresponding with test specimen, shock-testing is carried out to the diverse location of test specimen, and in system software, record the degree of depth of the impression under different acting force.
The maximum impact load of this device is 10kN, impulsive force range of control is at 0.5kN-10kN, shock height is maximum reaches 20cm, and every 1cm impulsive force controls at 0.2kN, when shock height is at below 10cm, dynamic impact problem is provided by gravitional force, jointly provide dynamic impact problem when shock height is greater than 10cm by gravitional force and elastic potential energy, sample shock point position is controlled by handwheel, and handwheel often turns around, sample moves 0.5cm, and sample can realize moving freely of four orientation.
Above-mentioned embodiment is only concrete case of the present utility model; scope of patent protection of the present utility model includes but not limited to product form and the style of above-mentioned embodiment; any meet the utility model claims a kind of automatic ball pressure Apparatus for Impacting at low-temp and any person of an ordinary skill in the technical field to its suitable change done or modification, all should fall into scope of patent protection of the present utility model.
Claims (8)
1. an automatic ball pressure Apparatus for Impacting at low-temp, comprise base and support (1), it is characterized in that: also comprise impact system and data acquisition system (DAS), described impact system comprises percussion mechanism and protective cover (4), described protective cover (4) inside is provided with symmetrical fixed head (6), described fixed head (6) is connected with lifting shaft A(7), described lifting shaft A(7) upper end be provided with big spring (8), described lifting shaft A(7) connect test specimen percussion mechanism, described percussion mechanism comprises gravity block (12), contiguous block (13), bulb fixed block (11) and impact bulb (10), the two ends of described gravity block (12) are by the lifting shaft A(7 of through hole with both sides) be connected, described contiguous block (13) connects lifting gear, described lifting gear comprises lift block (14), coupling shaft (16) and little spring (17), described coupling shaft (16) and contiguous block (13) are connected, and described little spring (17) is arranged on coupling shaft (16), described base supports on (1) and is provided with test specimen clamp device, and described test specimen clamp device comprises clamp (19), clamping lever (20), removable handwheel A(21) and removable handle handwheel B(22).
2. a kind of automatic ball pressure Apparatus for Impacting at low-temp according to claim 1, it is characterized in that: the upper end of described protective cover (4) is provided with motor (2), described motor (2) connects leading screw (3), described leading screw (3) and the screw (15) be fixedly mounted on lift block (14) are connected, and the front end of described protective cover (4) is provided with protective door (5).
3. a kind of automatic ball pressure Apparatus for Impacting at low-temp according to claim 1, it is characterized in that: described lifting shaft A(7) up and down two ends be connected with fixed head (6) bolt, described fixed head (6) welds with protective cover (4), and described fixed head (6) is welded with back up pad (9).
4. a kind of automatic ball pressure Apparatus for Impacting at low-temp according to claim 1, it is characterized in that: described lift block (14) is hollow, lift block (14) side be provided with stop (28), described lift block (14) is provided with the pull bar (29) be connected with coupling shaft (16).
5. a kind of automatic ball pressure Apparatus for Impacting at low-temp according to claim 1, it is characterized in that: described contiguous block (13) is connected with gravity block (12) bolt, described impact bulb (10) is tungsten carbide material, the upper end impacting bulb (10) is fixedly connected with bulb fixed block (11), and described bulb fixed block (11) is connected with gravity block (12) bolt.
6. a kind of automatic ball pressure Apparatus for Impacting at low-temp according to claim 1, it is characterized in that: described lift block (14) is provided with crossbeam (23), the bottom side of described crossbeam (23) one end is provided with position transducer (24).
7. a kind of automatic ball pressure Apparatus for Impacting at low-temp according to claim 1, it is characterized in that: described protective cover (4) inner side is provided with lifting shaft B(26) and rule (27), described lifting shaft B(26) on be provided with height fixed block (25), described lifting shaft B(26) two ends are connected with fixed head (6) bolt respectively, and described rule (27) two ends are connected with fixed head (6) bolt respectively.
8. a kind of automatic ball pressure Apparatus for Impacting at low-temp according to claim 1, is characterized in that: described stop (28) is all connected with electric control system with position transducer (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520608669.9U CN204924824U (en) | 2015-08-13 | 2015-08-13 | Automatic impactometer is pressed to ball |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520608669.9U CN204924824U (en) | 2015-08-13 | 2015-08-13 | Automatic impactometer is pressed to ball |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204924824U true CN204924824U (en) | 2015-12-30 |
Family
ID=54973940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520608669.9U Withdrawn - After Issue CN204924824U (en) | 2015-08-13 | 2015-08-13 | Automatic impactometer is pressed to ball |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204924824U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105891019A (en) * | 2015-08-13 | 2016-08-24 | 内蒙古工业大学 | Automatic ball pressure impacter |
| CN106840924A (en) * | 2017-03-01 | 2017-06-13 | 中水电第十工程局（郑州）有限公司 | A kind of shock resistance tester for simulating the impact of bulky grain bed load |
-
2015
- 2015-08-13 CN CN201520608669.9U patent/CN204924824U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105891019A (en) * | 2015-08-13 | 2016-08-24 | 内蒙古工业大学 | Automatic ball pressure impacter |
| CN105891019B (en) * | 2015-08-13 | 2019-01-18 | 内蒙古工业大学 | A kind of automatic ball pressure Apparatus for Impacting at low-temp |
| CN106840924A (en) * | 2017-03-01 | 2017-06-13 | 中水电第十工程局（郑州）有限公司 | A kind of shock resistance tester for simulating the impact of bulky grain bed load |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201795963U (en) | System for testing fracture of concrete | |
| CN105606472B (en) | A kind of anchor pole impact test apparatus and its method | |
| CN210269375U (en) | Pressure testing machine for material detection | |
| CN204924824U (en) | Automatic impactometer is pressed to ball | |
| CN218726286U (en) | Multipoint mode hardness detection device | |
| CN104913990A (en) | Rocker arm type small mass impact testing machine | |
| CN204718904U (en) | A kind of reisilometer | |
| CN110208121B (en) | Shear pin type hammering Brinell hardness tester applying test force through impact hammer | |
| CN105891019B (en) | A kind of automatic ball pressure Apparatus for Impacting at low-temp | |
| CN202631376U (en) | Automobile nonmetallic section drop hammer test bed | |
| CN204758466U (en) | High temperature water under high pressure or steam environment fine motion abrasion tester | |
| CN204461903U (en) | A kind of crush test machine | |
| CN206638528U (en) | A kind of mechanical property comprehensive experimental device | |
| CN201060141Y (en) | Shock absorbing tester | |
| CN205910083U (en) | Dash smooth compound friction and wear test device | |
| CN210269445U (en) | Multidimensional loading comprehensive test system | |
| CN216718067U (en) | Anti-rotation self-centering bending test tool | |
| CN203881624U (en) | Pressure testing machine | |
| CN111487124A (en) | Device for detecting building bearing capacity | |
| CN106847055B (en) | Stress-strain test demonstration device for metal structure of hoisting machinery | |
| CN106596299B (en) | Concrete dynamic direct tensile test devices and methods therefor based on drop weight test | |
| CN105352814A (en) | Device for testing concrete pressure | |
| CN215767988U (en) | Novel press for highway detection | |
| CN210269449U (en) | Gantry type servo system intelligent control bending testing machine | |
| CN210775075U (en) | Strain control type direct shear apparatus high verticality lever device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151230 Effective date of abandoning: 20190118 |
|
| AV01 | Patent right actively abandoned |