CN216160367U - Pendulum for cantilever beam impact test - Google Patents
Pendulum for cantilever beam impact test Download PDFInfo
- Publication number
- CN216160367U CN216160367U CN202122267630.3U CN202122267630U CN216160367U CN 216160367 U CN216160367 U CN 216160367U CN 202122267630 U CN202122267630 U CN 202122267630U CN 216160367 U CN216160367 U CN 216160367U
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- Prior art keywords
- swing arm
- support
- impact test
- screw
- impact
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- Expired - Fee Related
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Abstract
The utility model relates to the technical field of material detection, in particular to a cantilever beam impact test pendulum bob, which comprises a swing arm, wherein the top of the swing arm is fixedly connected with a connecting piece, the bottom of the swing arm is provided with a material changing structure, the material changing structure comprises a support, the support is fixedly connected to the swing arm, the support is rotatably provided with a rotating shaft, the rotating shaft is fixedly connected with an installation block, the installation block is provided with a plurality of installation grooves at equal intervals, and a connecting seat is slidably matched in the installation grooves; rely on the installation piece to rotate at the support, every impact head all can be in and strike the station, when waiting to survey the material and need carry out impact test many times promptly, impact test every time all can the removable different impact head go on to ensure the accuracy of pendulum hammer impact position every time, improve experimental credibility.
Description
Technical Field
The utility model relates to the technical field of material detection, in particular to a pendulum bob for a cantilever beam impact test.
Background
The cantilever beam impact tester is used for measuring the impact toughness of non-metal materials such as plastics, reinforced nylon, glass fiber reinforced plastics, ceramics, cast stone, plastic electrical appliances, insulating materials and the like, and is a detection instrument with simple structure, attractive appearance, convenient operation and accurate data.
Current cantilever beam impact testing machine's pendulum is in the use, because long-term impact test, causes the pendulum and to wait to survey material impact contact department and take place wearing and tearing and warp, and pendulum wearing and tearing and deformation not only can lead to the focus of pendulum to take place the skew, still can lead to the pendulum and the impact point of waiting to survey the material to take place the skew, the energy error who easily produces in the experiment to lead to experimental inaccurate.
SUMMERY OF THE UTILITY MODEL
Solves the technical problem
Aiming at the defects in the prior art, the utility model provides the pendulum for the cantilever beam impact test, which can effectively solve the problem of the reduction of the test accuracy caused by the deformation of the pendulum in the prior art.
Technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme:
the utility model provides a cantilever beam impact test pendulum bob, which comprises a swing arm, wherein the top of the swing arm is fixedly connected with a connecting piece, the bottom of the swing arm is provided with a material changing structure, the material changing structure comprises a support, the support is fixedly connected to the swing arm, a rotating shaft is rotatably arranged on the support, an installation block is fixedly connected to the rotating shaft, a plurality of installation grooves are formed in the installation block at equal intervals, a connecting seat is slidably matched in the installation grooves, an impact head is fixedly connected to the connecting seat, and a positioning structure is arranged on the support to position the installation block.
Furthermore, the positioning structure comprises fastening bolts, a plurality of positioning holes are formed in the side wall of the mounting block, a plurality of screw holes are formed in the support, the screw holes correspond to the positioning holes one to one, the fastening bolts are in threaded connection with the screw holes, and the fastening bolts are slidably matched with the positioning holes.
Furthermore, a counterweight structure is arranged on the swing arm to adjust the mass of the swing arm.
Further, the counterweight structure includes screw rod, balancing weight and fastening nut, the screw rod rigid coupling extremely on the swing arm, the balancing weight cover is established on the screw rod, fastening nut spiro union extremely on the screw rod.
Advantageous effects
Compared with the known public technology, the technical scheme provided by the utility model has the following beneficial effects:
according to the utility model, the connecting seat is matched with the mounting groove, so that the connecting seat can be quickly installed in or taken out of the mounting groove, and the impact head can be quickly replaced after being worn and deformed; rely on the installation piece to rotate at the support, every impact head all can be in and strike the station, when waiting to survey the material and need carry out impact test many times promptly, impact test every time all can the removable different impact head go on to ensure the accuracy of pendulum hammer impact position every time, improve experimental credibility.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the utility model, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a swing arm of the present invention;
FIG. 3 is a schematic structural diagram of a refueling structure according to the present invention;
FIG. 4 is a top view of the refueling structure of the present invention;
FIG. 5 is a cross-sectional view A-A of the present invention;
the reference numerals in the drawings denote: 1-swinging arm; 2-a connector; 3-a screw; 4-a balancing weight; 5-fastening a nut; 6-a scaffold; 7-screw holes; 8-a rotating shaft; 9-fastening bolts; 10-a mounting block; 11-mounting grooves; 12-a connecting seat; 13-impact head; 14-positioning holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention will be further described with reference to the following examples.
Example (b):
referring to fig. 1-5, a cantilever impact test pendulum, including swing arm 1, swing arm 1 top rigid coupling has connecting piece 2, is equipped with the structure of reloading on the swing arm 1 bottom, and the structure of reloading includes support 6, and support 6 rigid coupling is to swing arm 1, and rotatable installation has pivot 8 on the support 6, and the rigid coupling has installation piece 10 on the pivot 8, and equidistant a plurality of mounting grooves 11 that are equipped with on installation piece 10, and slidable cooperation has connecting seat 12 in the mounting groove 11, and the rigid coupling has impact head 13 on connecting seat 12. The swing arm 1 is connected with an impact testing machine body through the connecting piece 2 to drive the swing arm 1 to rotate, so that the impact head 13 performs impact test on a material to be tested, wherein the connecting seat 12 is matched with the mounting groove 11, the connecting seat 12 can be quickly installed in or taken out of the mounting groove 11, and the impact head 13 can be quickly replaced after being worn and deformed; by means of the rotation of the mounting block 10 on the support 6, each impact head 13 can be located on an impact station, namely when the material to be measured needs to be subjected to multiple impact tests, different impact heads 13 can be replaced for each impact test, so that the accuracy of the impact position of the pendulum bob at each time is ensured, and the reliability of the test is improved.
Be equipped with location structure on the support 6 to fix a position installation piece 10, location structure includes fastening bolt 9, has seted up a plurality of locating holes 14 on the installation piece 10 lateral wall, has seted up a plurality of screw 7 on the support 6, screw 7 and locating hole 14 one-to-one, and in fastening bolt 9 spiro union to screw 7, fastening bolt 9 slidable cooperation was in locating hole 14. The positioning structure can fix the rotating mounting block 10 through the matching of the fastening bolt 9, the screw hole 7 and the positioning hole 14, and the mounting block 10 is prevented from deflecting in the impact test process.
Be equipped with the counter weight structure on the swing arm 1 to adjust the quality of swing arm 1, the counter weight structure includes screw rod 3, balancing weight 4 and fastening nut 5, and 3 rigid couplings of screw rod are to swing arm 1 on, and 4 covers of balancing weight are established on screw rod 3, and fastening nut 5 spiro union is to screw rod 3 on. Adopt the counter weight structure for 4 detachable of balancing weight install on screw rod 3, through the balancing weight 4 of changing different weight, can produce different impact energy, can satisfy the impact test under different energy.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not cause the essence of the corresponding technical solutions to depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (4)
1. The utility model provides a cantilever beam impact test pendulum, a serial communication port, including swing arm (1), swing arm (1) top rigid coupling has connecting piece (2), be equipped with the structure of reloading on swing arm (1) bottom, the structure of reloading includes support (6), support (6) rigid coupling extremely on swing arm (1), rotatable pivot (8) of installing on support (6), the rigid coupling has installation piece (10) on pivot (8), the equidistant a plurality of mounting grooves (11) that are equipped with on installation piece (10), slidable cooperation has connecting seat (12) in mounting groove (11), the rigid coupling has impact head (13) on connecting seat (12), be equipped with location structure on support (6), it is right to install piece (10) and fix a position.
2. The cantilever impact test pendulum of claim 1, wherein the positioning structure comprises a fastening bolt (9), the side wall of the mounting block (10) is provided with a plurality of positioning holes (14), the bracket (6) is provided with a plurality of screw holes (7), the screw holes (7) correspond to the positioning holes (14) one by one, the fastening bolt (9) is screwed into the screw holes (7), and the fastening bolt (9) is slidably fitted into the positioning holes (14).
3. Cantilever impact test pendulum according to claim 1, characterized in that the swing arm (1) is provided with a counterweight structure to adjust the mass of the swing arm (1).
4. A cantilever impact test pendulum according to claim 3, characterized in that, the counterweight structure includes a screw (3), a counterweight (4) and a fastening nut (5), the screw (3) is fixed to the swing arm (1), the counterweight (4) is sleeved on the screw (3), and the fastening nut (5) is screwed on the screw (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122267630.3U CN216160367U (en) | 2021-09-18 | 2021-09-18 | Pendulum for cantilever beam impact test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122267630.3U CN216160367U (en) | 2021-09-18 | 2021-09-18 | Pendulum for cantilever beam impact test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216160367U true CN216160367U (en) | 2022-04-01 |
Family
ID=80852170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122267630.3U Expired - Fee Related CN216160367U (en) | 2021-09-18 | 2021-09-18 | Pendulum for cantilever beam impact test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216160367U (en) |
-
2021
- 2021-09-18 CN CN202122267630.3U patent/CN216160367U/en not_active Expired - Fee Related
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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: 20220401 |