CN208206702U - A kind of falling ball impact test machine - Google Patents
A kind of falling ball impact test machine Download PDFInfo
- Publication number
- CN208206702U CN208206702U CN201820740985.5U CN201820740985U CN208206702U CN 208206702 U CN208206702 U CN 208206702U CN 201820740985 U CN201820740985 U CN 201820740985U CN 208206702 U CN208206702 U CN 208206702U
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- China
- Prior art keywords
- bar
- pedestal
- fixed
- impact test
- sample
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- 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.)
- Expired - Fee Related
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a kind of falling ball impact test machines, it is related to testing equipment field, its key points of the technical solution are that: including pedestal, it is equipped with vertically on pedestal and falls bar, fall clamping device of the bar equipped with electromagnet and fixed electromagnet, pedestal below electromagnet is equipped with the fixed frame of fixed sample, fixed frame includes the first bar being vertically arranged on pedestal, second bar, and it is articulated with the fixed link on the first bar, the placement space for placing sample is formed between first bar and the second bar, the first threaded hole is offered at the top of second bar, fixed link is equipped with second threaded hole opposite with the first threaded hole, the fastening screw for fixing the second bar and fixed link is equipped in first threaded hole and the second threaded hole；Sample can be fixed on pedestal by the way that fixed frame is arranged, reinforce the fastening force to various shape sample, reduce the movement of sample, reduce the probability of steel ball impact specimen marginal portion, and then the impulse detection accuracy of sample can be improved.
Description
Technical field
The utility model relates to testing equipment field, in particular to a kind of falling ball impact test machine.
Background technique
Falling ball impact test carries out application instant impact mainly for the test print such as plastics, building materials, ceramics, coating,
The extent of the destruction and impact energy that material can be measured by the weight of falling sphere and height of the fall ball, are widely used.
A kind of existing falling ball impact test machine such as Chinese utility model patent after announcing for CN206292026U, it is public
A kind of falling ball impact test machine, including pedestal, control device and lifting device are opened, lifting device includes pillar, lifting support
And slide assemblies, slide assemblies include ring slider, light-based distance sensor, measurement component and Level tune part, measure component
Including cylinder set, electromagnet, steel ball and vernier knob.
Steel ball is adjusted to examination by lifting device when carrying out impact test to sample by above-mentioned falling ball impact test machine
Height needed for sample, then sample is placed on pedestal, control device controls steel ball drop and impact specimen to be detected, but
Be there is no the device of fixed sample on pedestal since the pedestal of this testing machine is arranged in plane, once sample detected with
When the contact surface of pedestal is arc or poor flatness, after sample is placed on pedestal, during steel ball drop, sample meeting
It is moved, steel ball hits the marginal position of sample sometimes at this time, and then easily leads to the accuracy of sample impact strength detection
It reduces.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of falling ball impact test machine, this
Kind testing machine can reinforce the fixation to sample, improve the impulse detection precision of sample.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of falling ball impact test
Machine, including pedestal are equipped on the pedestal vertically and fall bar, and the bar that falls is equipped with electromagnet and the fixed electromagnet
Clamping device, pedestal below the electromagnet is equipped with the fixed frame of fixed sample, and the fixed frame includes vertical
The first bar, the second bar and the fixed link being articulated on first bar being set on the pedestal, first bar and
The placement space for placing sample is formed between two bars, offers the first threaded hole at the top of second bar, in the fixed link
Equipped with second threaded hole opposite with first threaded hole, fixed institute is equipped in first threaded hole and the second threaded hole
State the fastening screw of the second bar and fixed link.
Through the above technical solutions, first releasing clamping device when needing to carry out impact test to sample and making electromagnet
It after steel ball is sucked, is fixed along falling after bar is moved to required height, then unscrew fastening screw, fixed link is deviated from second
The rotation of bar direction, after placement space is opened, sample is placed in placement space, later the second bar direction of fixed link direction
After movement is so that the first threaded hole is aligned with the second threaded hole, fastening screw is tightened again sample is fixed on placement space
It is interior, it disconnects electromagnet and power supply makes steel ball free whereabouts and impact specimen, to complete impact test；It is this to be fixed by setting
Sample of various shapes can be fixed on pedestal by frame, to reduce the movement of sample, reduce steel ball impact specimen marginal portion
Probability, and then the impulse detection accuracy of sample can be improved.
Preferably, the clamping device includes that sliding is connected to the lantern ring fallen on bar and the fixed lantern ring
Fixed plate, the electromagnet is connected on the lantern ring, and the fixed plate is equipped with the first connecting hole, and the lantern ring is equipped with
Second connecting hole opposite with first connecting hole, be equipped in first connecting hole and the second connecting hole retaining collar with
The bolt of fixed plate.
Through the above technical solutions, when the height for needing to adjust electromagnet, it, can when impacting dynamics to obtain different steel balls
After back-outing bolt out of the first connecting hole and the second connecting hole, to release the fixation between fixed plate and lantern ring, in turn
So that lantern ring can be moved up and down along bar is fallen, it is adjusted with the height to electromagnet.
Preferably, the end of the bolt protrudes from the side wall that the fixed plate deviates from lantern ring, and the bolt protrudes from institute
The end for stating lantern ring is equipped with fastening handle.
Through the above technical solutions, when needing rotating bolt, can directly by rotation fastening handle, can by bolt into
Row is unscrewed or is tightened, and is fixed with carrying out quickly adjustment to electromagnet.
Preferably, described to fall bar and be equipped with scale for determining steel ball height close to the side wall of the electromagnet.
Through the above technical solutions, when obtaining an accurate height value, can pass through when the height for needing to adjust steel ball
The scale fallen on bar is accurately read, in order to accurately calculate impact force suffered by sample.
Preferably, mounting base is additionally provided on the pedestal, the mounting base passes through the placement space.
Through the above technical solutions, sample can be placed in mounting base again when needing to carry out impact test to sample
It is fixed, when being impacted again by steel ball to sample at this time, the impact force that sample is subject to can be transferred in mounting base, in turn
It can avoid sample to contact with the direct of pedestal, advantageously reduce the deformation of pedestal.
Preferably, the bottom of the mounting base is extended with sliding block, and the pedestal is equipped with the opening for sliding block insertion,
The sliding slot for sliding and abutting for the sliding block, the slot of the sliding slot are offered on the side wall of the opening towards the fixed frame direction
Extend the slide plate that the restricted sliding block is extracted on wall.
Through the above technical solutions, when fixed mounting, it will be mobile towards fixed frame direction after sliding block insertion opening, so that sliding
Block is entered inside sliding slot and is abutted against with the cell wall of sliding slot, when by pacifying for a long time and after multiple sample impact test
Dress seat can gradually generate deformation abrasion, need to replace mounting base at this time, can be moved to sliding block by being slidably installed seat
Opening replaces mounting base extraction.
Preferably, mounting groove is also provided on the cell wall of the sliding slot, sliding is provided with inserted block in the mounting groove, described
The slot mating with the inserted block is offered on the side wall of sliding block, is also provided on the pedestal and is connected with the mounting groove
Logical slide opening, the inserted block are extended with slide bar on the side wall of the slide opening, and the end of the slide bar protrudes from the slide opening
Hole wall.
Through the above technical solutions, when the sliding block in mounting base is connected in sliding slot, so that the notch of mounting groove and inserting
After the notch of slot aligns, slide bar is pushed towards mounting base direction, so that inserted block is plugged in slot, mounting base is consolidated with enhancing
It is fixed, and then be conducive to improve the mounting stability of mounting base.
Preferably, spring is fixedly connected between the inserted block and the slot bottom of the mounting groove.
Through the above technical solutions, the elastic force of spring is pushed against in the bottom of inserted block when inserted block is inserted into inside slot, have
Conducive to the fastening force for improving inserted block and slot.
Preferably, elastic cushion is equipped on the pedestal, the mounting base and fixed frame are respectively positioned on the elastic cushion.
Through the above technical solutions, due to the setting of elastic cushion, can be reduced suffered by mounting base when steel ball impact specimen
Impact force can reduce impact of the mounting base to pedestal while protecting mounting base.
Preferably, the end of the pedestal is surrounded with protective net.
Through the above technical solutions, meeting generating unit morcels bits on sample when steel ball impact specimen, passes through setting and protect
Net can reduce the splashing of clast, if the fastening of fixed frame is loosened, steel ball apply power it is excessive cause sample unclamp after,
Can also by protective net reduce sample fly out pedestal the case where.
In conclusion the utility model having the beneficial effect that in contrast to the prior art
Sample can be fixed on pedestal by the way that fixed frame is arranged, reinforce the fastening force to various shape sample, reduce examination
The movement of sample, reduces the probability of steel ball impact specimen marginal portion, and then the impulse detection accuracy of sample can be improved.
Detailed description of the invention
Fig. 1 is the overall structure figure of embodiment, and the overall structure of embodiment is shown for emphasis；
Fig. 2 is the overall structure figure of clamping device in embodiment, and the overall structure of clamping device is shown for emphasis；
Fig. 3 is the overall structure figure of fixed frame in embodiment, and the overall structure of fixed frame is shown for emphasis；
Fig. 4 is the cross-sectional view of mounting base and bottom plate in embodiment, and the mounting structure of mounting base is shown for emphasis.
Appended drawing reference: 1, pedestal；11, magnet plunger；12, console；13, placement space；14, elastic cushion；15, protective net；
2, fall bar；21, electromagnet；22, bolt；3, clamping device；31, lantern ring；311, the second connecting hole；32, fixed plate；321,
One connecting hole；4, fixed frame；41, the first bar；42, the second bar；421, the first threaded hole；43, fixed link；431, the second screw thread
Hole；5, fastening screw；6, fastening handle；7, mounting base；71, sliding block；711, slot；8, it is open；81, sliding slot；811, slide plate；9,
Mounting groove；91, inserted block；92, slide opening；93, spring；10, slide bar.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Referring to Fig. 1, Fig. 2, a kind of falling ball impact test machine is vertically fixed rectangular including rectangular pedestal 1 on pedestal 1
Body shape falls bar 2, falls bar 2 and is equipped with for the electromagnet 21 of steel ball and the clamping device of fixed electromagnet 21 to be sucked
3, fall and be equipped with magnet plunger 11 on the pedestal 1 of 2 side of bar vertically, the top of magnet plunger 11 is equipped with console 12, and console 12 is logical
It crosses conducting wire to be connected on electromagnet 21, to control actuation and release of the electromagnet 21 to steel ball.
Clamping device 3 includes that sliding is connected to the fixed plate 32 for falling the lantern ring on bar 2 31 and retaining collar 31, electricity
21 level of magnet is fixedly connected on the side that lantern ring 31 deviates from fixed plate 32, and the one of lantern ring 31 is fixed in one end of fixed plate 32
Side, the middle part of the other end, which is run through, is equipped with the first connecting hole 321, offers on the side wall of lantern ring 31 opposite with the first connecting hole 321
The second connecting hole 311, be equipped with for retaining collar 31 and fixed plate 32 in the first connecting hole 321 and the second connecting hole 311
Bolt 22.
Bolt 22 protrudes from the side wall that fixed plate 32 deviates from lantern ring 31 away from the end of the second connecting hole 311, and bolt 22 is prominent
End fixing sleeve for lantern ring 31 is equipped with fastening handle 6, can be screwed into or back-out second for bolt 22 by rotation fastening handle 6
Connecting hole 311, and then the fixation to lantern ring 31 can be released, lantern ring 31 slide up and down along bar 2 is fallen.
Fall bar 2 close to the side wall of electromagnet 21 equipped with the scale for determining steel ball height, bar 2 is fallen certainly in scale edge
It is become larger on down；Elastic cushion 14 is equipped on pedestal 1, elastic cushion 14 is made of rubber material, mounting base 7 and fixed frame
4 are respectively positioned on elastic cushion 14, and the end of pedestal 1 is surrounded with protective net 15 vertically.
Referring to Fig. 1, Fig. 3, the pedestal 1 positioned at 21 lower section of electromagnet is equipped with mounting base 7, and the two sides of mounting base 7, which are equipped with, to be used
In the fixed frame 4 of fixed sample, fixed frame 4 includes the first bar 41 being vertically arranged on pedestal 1, the second bar 42 and hinged
Fixed link 43 in 41 top of the first bar, is formed with placement space 13, the end of mounting base 7 between the first bar 41 and the second bar 42
Across placement space 13；The center at the top of the second bar 42 offers the first threaded hole 421, in fixed link 43 through be equipped with
The second opposite threaded hole 431 of first threaded hole 421 is equipped in first threaded hole 421 and the second threaded hole 431 and fixes second
The fastening screw 5 of bar 42 and fixed link 43, sample can enter in placement space 13 after being placed in mounting base 7, at this time again will be tight
Gu screw 5 is threaded into inside the second bar 42, sample can be fixed.
Referring to Fig. 3, Fig. 4, the bottom of mounting base 7 is extended with sliding block 71, and the section of sliding block 71 is T shape, sliding block 71
Small head end offers the square aperture 8 being inserted into for sliding block 71 towards 7 direction of mounting base on pedestal 1, towards solid on 8 side wall that is open
Determine 4 direction of frame and offer the sliding slot 81 for sliding and abutting for sliding block 71, extends on two opposite cell walls at 81 top of sliding slot limited
The slide plate 811 that sliding block 71 processed is extracted；71 insertion opening 8 of sliding block and after sliding onto 81 inside of sliding slot, mounting base 7 can to opening 8 with
And the notch of sliding slot 81 is closed.
Mounting groove 9 is symmetrically offered on two opposite cell walls of 811 lower section of slide plate in sliding slot 81, mounting groove 9 is cut
Face be it is rectangular, sliding is provided with inserted block 91 in mounting groove 9, and the slot being plugged and fixed with inserted block 91 is offered on the side wall of sliding block 71
711, the slide opening 92 being connected with mounting groove 9 is also provided on the pedestal 1 above mounting groove 9, inserted block 91 is close to slide opening 92
Side wall on be extended with slide bar 10, the end of slide bar 10 protrudes from the hole wall of slide opening 92.
Spring 93 is fixedly connected between bottom of the inserted block 91 far from slot 711 and the slot bottom of mounting groove 9, slide bar 10 pushes
After inserted block 91 is inserted into slot 711, spring 93 can apply additional abutting power to inserted block 91, and reinforcement inserted block 91 is tight with slot 711
Gu power.
Practical work process:
When needing to carry out impact test to sample, first electromagnet 21 is adjusted to desired height, it can be tight by rotating
Gu handle 6 back-outs bolt 22 out of the first connecting hole 321 and the second connecting hole 311, with release fixed plate 32 and lantern ring 31 it
Between fixation, after lantern ring 31 is moved to fixed height referring next to the scale fallen on bar 2, then unscrew fastening screw 5, will
Fixed link 43 is rotated away from 42 direction of the second bar, after placement space 13 is opened, sample is placed in mounting base 7, later handle
After fixed link 43 is moved towards 42 direction of the second bar so that the first threaded hole 421 is aligned with the second threaded hole 431, by fastening screw
5 tighten again sample to be fixed in placement space 13, then start console 12 and electromagnet 21 is made to be in adsorbed state
The lower section that steel ball is placed on electromagnet 21 is adsorbed afterwards, finally stops console 12 and makes electromagnet 21 that no longer there is absorption
After power, steel ball falls automatically and impact specimen, to complete the impact test to sample.
The above is only the exemplary embodiment of the utility model, the protection model rather than limited the present invention
It encloses, the protection scope of the utility model is determined by the attached claims.
Claims (10)
1. a kind of falling ball impact test machine, including pedestal (1) fall bar (2) it is characterized in that: being equipped with vertically on the pedestal (1),
It is described to fall the clamping device (3) of bar (2) equipped with electromagnet (21) and the fixed electromagnet (21), it is located at the electromagnetism
Pedestal (1) below iron (21) is equipped with the fixed frame (4) of fixed sample, and the fixed frame (4) is described including being vertically arranged at
The first bar (41), the second bar (42) on pedestal (1) and the fixed link (43) being articulated on first bar (41), it is described
The placement space (13) for placing sample is formed between first bar (41) and the second bar (42), is opened up at the top of second bar (42)
Have the first threaded hole (421), the fixed link (43) is equipped with second threaded hole opposite with first threaded hole (421)
(431), fixed second bar (42) and fixed link are equipped in first threaded hole (421) and the second threaded hole (431)
(43) fastening screw (5).
2. a kind of falling ball impact test machine according to claim 1, it is characterized in that: the clamping device (3) includes sliding
It is connected to the fixed plate (32) of the lantern ring (31) fallen on bar (2) and the fixed lantern ring (31), the electromagnet
(21) it is connected on the lantern ring (31), the fixed plate (32) is equipped with the first connecting hole (321), sets on the lantern ring (31)
There are second connecting hole (311) opposite with first connecting hole (321), first connecting hole (321) and the second connecting hole
(311) bolt (22) of retaining collar (31) Yu fixed plate (32) is equipped in.
3. a kind of falling ball impact test machine according to claim 2, it is characterized in that: the end of the bolt (22) protrudes from
The fixed plate (32) deviates from the side wall of lantern ring (31), and the end that the bolt (22) protrudes from the lantern ring (31) is equipped with fastening
Handle (6).
4. a kind of falling ball impact test machine according to claim 1, it is characterized in that: fall bar (2) are close to the electricity
The side wall of magnet (21) is equipped with the scale for determining steel ball height.
5. a kind of falling ball impact test machine according to claim 1, it is characterized in that: being additionally provided with installation on the pedestal (1)
Seat (7), the mounting base (7) pass through the placement space (13).
6. a kind of falling ball impact test machine according to claim 5, it is characterized in that: the bottom of the mounting base (7) extends
Have sliding block (71), the pedestal (1) is equipped with the opening (8) for the sliding block (71) insertion, court on the side wall of the opening (8)
Fixed frame (4) direction offers the sliding slot (81) for sliding and abutting for the sliding block (71), the cell wall of the sliding slot (81)
The upper slide plate (811) for extending the restricted sliding block (71) and extracting.
7. a kind of falling ball impact test machine according to claim 6, it is characterized in that: also being opened on the cell wall of the sliding slot (81)
Equipped with mounting groove (9), sliding is provided with inserted block (91) in the mounting groove (9), offered on the side wall of the sliding block (71) with
The inserted block (91) mating slot (711) is also provided on the pedestal (1) and to be connected with the mounting groove (9)
Slide opening (92), the inserted block (91) are extended with slide bar (10) on the side wall of the slide opening (92), the end of the slide bar (10)
Portion protrudes from the hole wall of the slide opening (92).
8. a kind of falling ball impact test machine according to claim 7, it is characterized in that: the inserted block (91) and the mounting groove
(9) spring (93) are fixedly connected between slot bottom.
9. a kind of falling ball impact test machine according to claim 5, it is characterized in that: being equipped with elasticity on the pedestal (1)
It pads (14), the mounting base (7) and fixed frame (4) are respectively positioned on the elastic cushion (14).
10. a kind of falling ball impact test machine according to claim 1, it is characterized in that: the end of the pedestal (1) is surrounded with
Protective net (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820740985.5U CN208206702U (en) | 2018-05-18 | 2018-05-18 | A kind of falling ball impact test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820740985.5U CN208206702U (en) | 2018-05-18 | 2018-05-18 | A kind of falling ball impact test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208206702U true CN208206702U (en) | 2018-12-07 |
Family
ID=64517570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820740985.5U Expired - Fee Related CN208206702U (en) | 2018-05-18 | 2018-05-18 | A kind of falling ball impact test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208206702U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111982714A (en) * | 2020-08-14 | 2020-11-24 | 蚌埠中光电科技有限公司 | Accurate falling ball location indicating value type falling ball testing machine |
| CN114486574A (en) * | 2022-01-15 | 2022-05-13 | 杨勇斌 | Impact test equipment for detecting strength of building board |
-
2018
- 2018-05-18 CN CN201820740985.5U patent/CN208206702U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111982714A (en) * | 2020-08-14 | 2020-11-24 | 蚌埠中光电科技有限公司 | Accurate falling ball location indicating value type falling ball testing machine |
| CN114486574A (en) * | 2022-01-15 | 2022-05-13 | 杨勇斌 | Impact test equipment for detecting strength of building board |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181207 Termination date: 20210518 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |