CN206710231U - Impact tester for simple supported beam - Google Patents
Impact tester for simple supported beam Download PDFInfo
- Publication number
- CN206710231U CN206710231U CN201720545553.4U CN201720545553U CN206710231U CN 206710231 U CN206710231 U CN 206710231U CN 201720545553 U CN201720545553 U CN 201720545553U CN 206710231 U CN206710231 U CN 206710231U
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- CN
- China
- Prior art keywords
- pendulum
- rotation seat
- intermediate plate
- supported beam
- impact tester
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of impact tester for simple supported beam, including base, pendulum and the dial for testing Charpy impact power are provided with the base, the clamping device for clamping test pieces is provided with the base, the clamping device includes rotation seat, two intermediate plates are provided with the rotation seat, one of intermediate plate on the rotation seat is fixedly connected with rotation seat respectively, it is described when pendulum turns to minimum point, the direction of the impulsive force of pendulum is just vertical with the intermediate plate, and another described intermediate plate is provided with the drive device for driving intermediate plate.The utility model has the advantages that：This impact tester for simple supported beam does not need artificial adjusting sample position, easy to operate simple.
Description
Technical field
Shock machine is the utility model is related to, more particularly to a kind of impact tester for simple supported beam.
Background technology
Impact tester for simple supported beam is a kind of common equipment of quality inspection, is mainly used in determining rigid plastics, fiber increasing
The impact flexibility of the nonmetallic materials such as strong composite, nylon, fiberglass, ceramics, cast stone, plastics electrical apparatus insulation material.
Notification number is that CN205879703U Chinese patent discloses a kind of impact tester for simple supported beam, this impact test
Machine includes base, the fixed arm being vertically fixed on base and the sample intermediate plate on base.Fixed arm is rotatably connected to
Rotating shaft, rotating shaft are fixedly connected with swing arm, and swing arm can be around axis of rotation.Swing arm is fixedly connected with the pendulum for tapping sample
Hammer.Experiment intermediate plate includes governor motion and two geometrical clamps, and geometrical clamp is relatively fixed in the both sides of governor motion vertical direction,
The movement of geometrical clamp horizontal direction is driven by governor motion, so as to adjust the position for the sample being fixed on geometrical clamp.Geometrical clamp is opened
Provided with clamp port, for supporting sample.
The position that this shock machine passes through manual control governor motion adjusting sample so that the examination of different type shape
Sample can with adjusting position until the truncation Line of pendulum is positioned at the center of two geometrical clamps, when pendulum turns to minimum point, wherein
The shock point in portion just can be with sample contacts, and impulsive force is vertical with the holding of sample side, ensures the accuracy of measurement result.But
When the being this shock machine manual operation governor motion, it is necessary to position of check sample repeatedly, until truncation Line and sample
Vertically, it is relatively complicated to adjust process for it.
Utility model content
The purpose of this utility model is to provide a kind of impact tester for simple supported beam, and this impact tester for simple supported beam need not
Artificial adjusting sample position, it is easy to operate simple.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of Charpy Impact examination
Machine, including base are tested, pendulum and the dial for testing Charpy impact power are provided with the base, is set on the base
There is the clamping device for clamping test pieces, the clamping device includes rotation seat, two intermediate plates is provided with the rotation seat,
One of intermediate plate on the rotation seat is fixedly connected with rotation seat respectively, described when pendulum turns to minimum point, pendulum
Impulsive force direction it is just vertical with the intermediate plate, another described intermediate plate is provided with the drive device for driving intermediate plate.
After above-mentioned technical proposal, when being placed on test specimen between two intermediate plates, driven by drive device
Intermediate plate away from pendulum moves towards the intermediate plate close to pendulum.When two intermediate plates clamp test specimen.Pendulum is discharged, pendulum rotates
During to minimum point, impulsive force, test specimen fracture are produced to test specimen.Now, the impulsive force of dial record Charpy impact test specimen.Due to
For intermediate plate close to pendulum when pendulum turns to minimum point, the impact force direction of pendulum is vertical with the intermediate plate.Therefore, no matter test specimen
Genre types how, the test specimen being clipped between intermediate plate can only be put close to pendulum one end when pendulum turns to minimum point
The impulsive force of hammer.Said process need not be simple to operate according to the artificial adjusting sample position of different types of sample.
The utility model is further arranged to：Zigzag rubber strip is provided with the intermediate plate.
After above-mentioned technical proposal, pass through the setting of rubber strip so that test specimen can preferably be fixed on two
Between individual intermediate plate.Also, rubber strip has preferably elasticity, in fixed test specimen, rigidity extruding will not be produced to test specimen, so as to
Test specimen will not be deformed or worn under extrusion.
The utility model is further arranged to：The drive device includes clamping bar, the clamping bar and remote pendulum
Intermediate plate is connected, and described clamping bar one end is equipped with screw rod, and the screw rod is rotatablely connected with rotation seat.
After above-mentioned technical proposal, by rotating screw rod, clamping bar is driven to rotate.Because clamping bar and intermediate plate connect
Connect, and intermediate plate is located at outside rotation seat, therefore clamping bar passes rotation seat and can not rotated by the limitation of rotation seat.Clamp
Bar can only move on screw rod.Intermediate plate movement is driven when clamping bar moves, so that the test specimen between two intermediate plates is clamped.
The utility model is further arranged to：Described screw rod one end passes rotation seat and is fixedly connected with rotating disk, the rotation
Seat is nearby provided with rotating holder structure identical mounting seat, is provided with disk in the mounting seat, the disk and rotating disk it
Between be provided with horizontally disposed connecting rod.
After above-mentioned technical proposal, it is horizontally disposed with by connecting rod, and rotating disk is connected with disk.When with screw rod
When the rotating disk that is fixedly connected rotates, due to connecting rod keep level in the process, therefore rotating disk can drive disk carry out with
Rotating disk identical is moved.Disk rotational, the screw rod movement in mounting seat is driven, so as to drive between two intermediate plates in mounting seat
Distance reduce.By mounting seat and the common fixation of rotation seat, strengthen the fixation of test specimen, prevent under the impact of pendulum
Depart from rotation seat, cause potential safety hazard.
The utility model is further arranged to：It is fixedly connected with fix bar on the base, it is fixed in the fix bar to connect
L-type overarm is connected to, rotating shaft is provided between the vertical portion and fix bar of the L-type overarm, swing arm is socketed with the rotating shaft,
The pendulum is fixedly connected with swing arm.
After above-mentioned technical proposal, under the limitation of overarm horizontal component, highest that pendulum can reach every time
Position is limited.Above-mentioned setting controls the size of gravitional force possessed by pendulum, so as to control variable, prevents the weight of pendulum
Power potential energy difference causes the error of experimental data.
The utility model is further arranged to：Setting is fluted at the top of the rotation seat, and the clamping device is arranged at recessed
In groove.
After above-mentioned technical proposal, pass through the setting of groove so that fixed test specimen can be preferable on rotation seat
Be fixed in groove.Even if clamping device can not fix test specimen well, test specimen departs from folder under the impact of pendulum
Tight device flies out.Test specimen can be collided first with the rotation seat side wall in groove, reduced the kinetic energy of test specimen, reduced potential safety hazard.
In summary, the utility model has the advantages that：
By the way that the position of one of intermediate plate is fixed, and when pendulum turns to minimum point, the impulsive force of pendulum
Direction it is just vertical with the intermediate plate.Pass through above-mentioned setting so that no matter the species shape of test specimen, pendulum turn to minimum point
When, the power vertical with test specimen can be produced to test specimen side, reduces the generation of measurement error.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment；
Fig. 2 is that rotation seat removes the structural representation after the shell of side with mounting seat in embodiment；
Fig. 3 is Fig. 2 front view；
Fig. 4 is the structural representation on another direction of Fig. 2.
Reference：1st, base；2nd, rotation seat；3rd, mounting seat；4th, link seat；5th, groove；6th, clamping device；7th, screw rod；
8th, handle；9th, rotating disk；10th, movable block；11st, clamping bar；12nd, gripping block；13rd, intermediate plate；14th, rubber strip；15th, fixing bearing；16、
Disk；17th, projection；18th, fixed block；19th, connecting rod；20th, fix bar；21st, hang oneself from a beam；22nd, dial；23rd, rotating shaft；24th, swing arm；
25th, pendulum；26th, pointer.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
As depicted in figs. 1 and 2, a kind of impact tester for simple supported beam, including base 1.Rotation seat is symmetrically arranged with base 1
2 and mounting seat 3, linkage seat 4 is fixedly connected between rotation seat 2 and mounting seat 3.Rotation seat 2 and the middle part of mounting seat 3 are set respectively
There is the groove 5 for placing sample.Rotation seat 2 and mounting seat 3 are respectively arranged with that to be fixed on sample recessed in the opening position of groove 5
Clamping device 6 in groove 5.First the clamping device 6 in rotation seat 2 is described below.
As shown in Figure 3 and Figure 4, clamping device 6 includes the screw rod 7 being located in rotation seat 2.One end of screw rod 7, which is fixed, to be connected
Handle 8 is connected to, the other end is fixedly connected with rotating disk 9, and screw rod 7 is rotatablely connected by bearing and the both sides of rotation seat 2.Screw rod 7
It is threaded with movable block 10.Movable block 10 is fixedly connected with clamping bar 11, and clamping bar 11 enters groove 5 through rotation seat 2.Folder
Tight bar 11 is fixedly connected with gripping block 12 in the opening position of groove 5.Gripping block 12 is connected with intermediate plate 13.The other end of groove 5 is set
There are corresponding gripping block 12 and intermediate plate 13.It is used to clamp sample between two intermediate plates 13.In impact test, what sample was subject to
Length direction of the force direction perpendicular to sample is impacted, to increase the frictional force between sample and intermediate plate 13, so as to preferably fix
Sample, intermediate plate 13 are provided with the rubber strip 14 that side is serrated.
As shown in figure 4, the clamping device 6 in mounting seat 3 equally includes screw rod 7, movable block 10, clamping bar 11, gripping block
12nd, intermediate plate 13 and rubber strip 14.But unlike rotation seat 2, the screw rod 7 in mounting seat 3 is set with 8 corresponding one end of handle
Fixing bearing 15 is equipped with, fixing bearing 15 is fixedly connected with the lateral wall of mounting seat 3.Fixing bearing 15 plays limitation screw rod 7 axially
The effect of rotation.The other end of screw rod 7 is fixedly connected with disk 16, and disk 16 and rotating disk 9 are respectively positioned in linkage seat 4.Rotating disk 9 is set
Projection 17 is equipped with, the corresponding projection 17 of disk 16 is provided with fixed block 18.Projection 17 and fixed block 18 are arranged with same root company jointly
Extension bar 19.Drive projection 17 to rotate when rotating disk 9 rotates, due to the setting of connecting rod 19, disk 16 is carried out and the identical of rotating disk 9
Motion process, realize the purpose that two clamping devices 6 link.
As illustrated, being fixedly connected with fix bar 20 on base 1, the other end of fix bar 20 is provided with L-type overarm 21.It is outstanding
The vertical plane of beam 21 is fixedly connected with dial 22, and hangs oneself from a beam and be equipped with rotating shaft 23 between 21 vertical planes and fix bar 20.Rotating shaft
23 are rotatablely connected with the side wall of fix bar 20.The middle part of rotating shaft 23 is provided with swing arm 24, and swing arm 24 can drive rotating shaft 23 to rotate.Swing arm
24 lower end is fixedly connected with U-shaped pendulum 25, and when being fallen under U-shaped pendulum 25 at sample, the U-shaped face sample of pendulum 25 simultaneously impacts
Sample.The vertical plane that the other end of rotating shaft 23 passes overarm 21 is fixedly connected with pointer 26.Pointer 26 is in the outside of dial 22
Rotate, so as to intuitively read resistance of the sample to U-shaped pendulum 25 from dial 22, and then calculate the shock resistance of sample
Power.
The course of work：
Sample is placed between rotation seat 2 and two intermediate plates 13 of mounting seat 3, swing handle 8 makes remote in rotation seat 2
Intermediate plate 13 from pendulum 25 moves towards the intermediate plate 13 close to pendulum 25, while rotating disk 9 drives disk 16 to rotate, and makes mounting seat 3
Two interior intermediate plates 13 also move towards.Said process reaches the purpose of the sample between tingle 13.Now, control U-shaped
Pendulum 25 falls to be impacted to experiment, and Real Time Observation pointer 26 turns on dial 22 during U-shaped pendulum 25 falls
Dynamic angle, the energy difference of swing arm 24 before and after impact is drawn by the change of rotational angle, determines that sample is inhaled when being hit
The energy of receipts, finally accumulated by sample original section and calculate its impact strength.
Claims (6)
1. a kind of impact tester for simple supported beam, including base (1), be provided with the base (1) pendulum (25) with for testing
The dial (22) of pendulum (25) impulsive force, the clamping device (6) for clamping test pieces is provided with the base (1), it is special
Sign is：The clamping device (6) includes rotation seat (2), is provided with two intermediate plates (13) on the rotation seat (2), described turn
One of intermediate plate (13) on dynamic seat (2) is fixedly connected with rotation seat (2) respectively, described when pendulum (25) turns to minimum point
When, the direction of the impulsive force of pendulum (25) is just vertical with the intermediate plate (13), and another described intermediate plate (13) is provided with for driving
The drive device of dynamic intermediate plate (13).
2. impact tester for simple supported beam according to claim 1, it is characterized in that：Zigzag is provided with the intermediate plate (13)
Rubber strip (14).
3. impact tester for simple supported beam according to claim 1, it is characterized in that：The drive device includes clamping bar
(11), the clamping bar (11) is connected with the intermediate plate (13) away from pendulum (25), and described clamping bar (11) one end is equipped with screw rod
(7), the screw rod (7) is rotatablely connected with rotation seat (2).
4. impact tester for simple supported beam according to claim 3, it is characterized in that：Described screw rod (7) one end passes rotation seat
(2) rotating disk (9) is fixedly connected with, the rotation seat (2) is nearby provided with and rotation seat (2) structure identical mounting seat (3), institute
State and disk (16) is provided with mounting seat (3), horizontally disposed connecting rod is provided between the disk (16) and rotating disk (9)
(19)。
5. impact tester for simple supported beam according to claim 1, it is characterized in that：It is fixedly connected with the base (1)
Fixed pole (20), is fixedly connected with L-type overarm (21) on the fix bar (20), the vertical portion of the L-type overarm (21) with it is solid
Rotating shaft (23) is provided between fixed pole (20), swing arm (24), the pendulum (25) and swing arm are socketed with the rotating shaft (23)
(24) it is fixedly connected.
6. impact tester for simple supported beam according to claim 1, it is characterized in that：It is provided with the top of the rotation seat (2) recessed
Groove (5), the clamping device (6) are arranged in groove (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720545553.4U CN206710231U (en) | 2017-05-16 | 2017-05-16 | Impact tester for simple supported beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720545553.4U CN206710231U (en) | 2017-05-16 | 2017-05-16 | Impact tester for simple supported beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206710231U true CN206710231U (en) | 2017-12-05 |
Family
ID=60463712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720545553.4U Expired - Fee Related CN206710231U (en) | 2017-05-16 | 2017-05-16 | Impact tester for simple supported beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206710231U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108562862A (en) * | 2018-06-21 | 2018-09-21 | 宁波大学 | A kind of specimen holder device for the test of magneto-electric coupled coefficient |
| CN110967269A (en) * | 2019-11-22 | 2020-04-07 | 国网河南省电力公司电力科学研究院 | Sample support for pendulum impact testing machine |
| CN117030502A (en) * | 2023-10-09 | 2023-11-10 | 苏州吉光模具制造有限公司 | Workpiece impact experimental equipment based on clamping type fixation |
-
2017
- 2017-05-16 CN CN201720545553.4U patent/CN206710231U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108562862A (en) * | 2018-06-21 | 2018-09-21 | 宁波大学 | A kind of specimen holder device for the test of magneto-electric coupled coefficient |
| CN108562862B (en) * | 2018-06-21 | 2024-05-14 | 宁波大学 | Test piece clamping device for magneto-electric coupling coefficient test |
| CN110967269A (en) * | 2019-11-22 | 2020-04-07 | 国网河南省电力公司电力科学研究院 | Sample support for pendulum impact testing machine |
| CN117030502A (en) * | 2023-10-09 | 2023-11-10 | 苏州吉光模具制造有限公司 | Workpiece impact experimental equipment based on clamping type fixation |
| CN117030502B (en) * | 2023-10-09 | 2023-12-26 | 苏州吉光模具制造有限公司 | Workpiece impact experimental equipment based on clamping type fixation |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171205 |