CN215677957U - Calibrating device for pendulum impact testing machine - Google Patents
Calibrating device for pendulum impact testing machine Download PDFInfo
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- CN215677957U CN215677957U CN202122225641.5U CN202122225641U CN215677957U CN 215677957 U CN215677957 U CN 215677957U CN 202122225641 U CN202122225641 U CN 202122225641U CN 215677957 U CN215677957 U CN 215677957U
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Abstract
The utility model discloses a calibrating device for a pendulum impact testing machine, which relates to the technical field of testing machine calibrating equipment and comprises a testing machine body, a clamping piece and a connecting frame, wherein the connecting frame is provided with a cross frame, a groove, a pressure sensor, a display screen, a fixing frame, a threaded column and a clamping plate, the clamping plate is in sliding connection with the connecting frame, one side of the clamping plate, which is close to the testing machine body, is fixedly connected with a positioning pin, and the testing machine body is provided with a positioning groove. The runner rotates to make and rotates with the screw thread post, and then the grip block moves in the link, and the grip block removes and makes the fixed connection locating pin with it remove, and the locating pin moves to the constant head tank completely in, and then through grip block and the mutual centre gripping of crossbearer, the fixed work of link on the holder is realized to locating pin and constant head tank mutually supporting, and the pendulum work of testing machine body strikes the pressure sensors in the recess this moment, and then to the pendulum of testing machine body examine and determine work.
Description
Technical Field
The utility model relates to the technical field of testing machine verification equipment, in particular to a verification device for a pendulum impact testing machine.
Background
The pendulum impact testing machine has various types of pendulum weights according to different impact energy, different pendulum weights and pendulum lengths of the pendulum weights are different, and the pendulum impact testing machine needs to measure the distance from the action point of a vertically downward measuring force F and a measuring force F to the axis of a pendulum shaft when the pendulum weights are in a horizontal position. At present, the calibration method of the pendulum impact tester comprises a direct calibration method and an indirect calibration method. The testing machine needs to perform verification work before working. CN2020224169385 discloses a pendulum impact tester calibrating installation, include the bottom plate, hang and establish rope, pendulum impact tester body, the equal fixed connection in lower extreme four corners department of bottom plate is provided with the supporting legs, the upper end fixed connection of bottom plate is provided with the removal deckle board, the inside rotation connection of removing the deckle board is provided with the screw rod, one side fixed connection of screw rod is provided with the second runner, it is equipped with the sliding block to overlap through threaded connection on the screw rod, fixed connection is provided with the support board of hoisting on the sliding block, it is provided with the rotation axis to rotate the connection on the board of hoisting to support. The pendulum of testing machine takes place wearing and tearing after long-term the use, and then the impact force of during operation pendulum is different with rated value, and the impact force when current calibrating installation can't be to the swing of pendulum effectively inspects, and then makes the testing machine's detection data inaccurate.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a calibrating device for a pendulum impact tester.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a calibrating device for a pendulum impact tester comprises a tester body and a clamping piece arranged on the tester body, the clamping piece is provided with a connecting frame, the connecting frame is fixedly connected with a cross frame, the connecting frame is provided with a groove, the groove is matched with the clamping groove of the clamping piece, a pressure sensor is arranged in the groove, a display screen electrically connected with the pressure sensor is arranged on the connecting frame, the top end of the connecting frame far away from the transverse frame is fixedly connected with a fixed frame, a threaded column is connected on the fixed frame in a threaded manner, one end of the threaded column extending between the cross frame and the fixed frame is rotatably connected with a clamping plate, the clamping plate is connected with the connecting frame in a sliding way, the one end fixedly connected with runner that the grip block was kept away from to the screw thread post, one side fixedly connected with locating pin that the grip block is close to the testing machine body, be equipped with on the testing machine body and supply the gliding constant head tank of locating pin.
As a further scheme of the utility model, the outline of the connecting frame is L-shaped, and the cross frame and the clamping plate are parallel to each other.
As a further scheme of the utility model, the outer surface of the rotating wheel is provided with friction grains.
As a further scheme of the utility model, a rubber pad is arranged on one side of the clamping plate close to the testing machine body.
As a further scheme of the utility model, a sliding block is fixedly connected to one side of the clamping plate close to the connecting frame, the sliding block is connected with the connecting frame in a sliding manner, and a sliding groove for the sliding block to slide is formed in the connecting frame.
As a further aspect of the present invention, the transverse base surface profiles of the sliding block and the sliding groove are T-shaped and matched with each other.
The calibrating device for the pendulum impact testing machine provided by the embodiment of the utility model has the beneficial effects that:
rotate the runner and make and rotate with the screw thread post, and then rotate the grip block of being connected with the screw thread post and remove in the link, and the grip block removes and makes the fixed connection locating pin removal with it, the locating pin moves completely to the constant head tank in, and then through grip block and the mutual centre gripping of crossbearer, the fixed work of link on the holder is realized in mutually supporting of locating pin and constant head tank, the pendulum work of testing machine body strikes the pressure sensors in the recess this moment, and then to the pendulum work of examining and determine of testing machine body, and then adjust testing machine body, make the data of experiment more accurate.
Drawings
Fig. 1 is a schematic structural diagram of an calibrating apparatus for a pendulum impact tester provided by the present application.
Fig. 2 is a schematic view of a connection structure of a clamping plate and a connecting frame of an calibrating device for a pendulum impact tester.
FIG. 3 is a schematic view of a positioning pin and positioning groove connection structure of a calibration device for a pendulum impact tester.
In the figure: 1. a testing machine body; 2. a clamping member; 3. a connecting frame; 4. a cross frame; 5. a groove; 6. a pressure sensor; 7. a display screen; 8. a fixed mount; 9. a rotating wheel; 10. a threaded post; 11. a clamping plate; 12. a rubber pad; 13. a slider; 14. a chute; 15. positioning pins; 16. and (6) positioning a groove.
Detailed Description
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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1 and 3, a structure diagram of a calibrating apparatus for a pendulum impact tester provided for an embodiment of the present application includes a tester body 1 and a clamping member 2 disposed on the tester body 1, a connecting frame 3 is disposed on the clamping member 2, a cross frame 4 is fixedly connected to the connecting frame 3, a groove 5 is disposed on the connecting frame 3, the groove 5 is adapted to a clamping groove of the clamping member 2, a pressure sensor 6 is disposed in the groove 5, a display 7 electrically connected to the pressure sensor 6 is disposed on the connecting frame 3, the pendulum operation of the tester body 1 impacts the pressure sensor 6 in the groove 5 to perform the calibration operation, the calibration data is displayed by the display 7, a fixing frame 8 is fixedly connected to a top end of the connecting frame 3 far from the cross frame 4, a threaded column 10 is screwed to the fixing frame 8, the threaded column 10 extends to one end between the cross frame 4 and the fixing frame 8 and is rotatably connected to a clamping plate 11, clamping plate 11 and link 3 sliding connection, the one end fixedly connected with runner 9 of grip block 11 is kept away from to screw post 10, it makes fixed connection screw post 10 rotate with it to rotate runner 9, screw post 10 pivoted drive the grip block 11 of being connected with it rotation and move in link 3 simultaneously, one side fixedly connected with locating pin 15 that grip block 11 is close to testing machine body 1, be equipped with on testing machine body 1 and supply the gliding constant head tank 16 of locating pin 15, grip block 11 removes and makes fixed connection locating pin 15 with it remove to the constant head tank 16 on testing machine body 1, grip block 11 is until and the centre gripping of testing machine body 1, and locating pin 15 completely removes to the constant head tank 16 this moment, and then through grip block 11 and horizontal shelf 4 mutual centre gripping, fixed work on holder 2 of connecting frame 3 is guaranteed in location pin 15 and constant head tank 16 mutually supports.
In practical application, the connecting frame 3 is placed on the clamping member 2, so that the groove 5 on the connecting frame 3 coincides with the clamping groove of the clamping member 2, at this time, the column of the testing machine body 1 is placed between the cross frame 4 and the clamping plate 11, the rotating wheel 9 is rotated to enable the threaded column 10 fixedly connected with the testing machine body to rotate, the threaded column 10 rotates and simultaneously drives the clamping plate 11 rotatably connected with the threaded column to move in the connecting frame 3, the clamping plate 11 moves to enable the positioning pin 15 fixedly connected with the clamping plate to move into the positioning groove 16 on the testing machine body 1, the clamping plate 11 is clamped with the testing machine body 1 until the positioning pin 15 completely moves into the positioning groove 16, further, the clamping plate 11 and the cross frame 4 are clamped with each other, the positioning pin 15 and the positioning groove 16 are matched with each other to realize the fixing work of the connecting frame 3 on the clamping member 2, at this time, the pendulum bob of the testing machine body 1 works to impact the pressure sensor 6 in the groove 5, and then, carrying out verification work, and displaying the verified data through the display screen 7.
In a condition of this embodiment, the outline appearance of link 3 is L shape, and crossbearer 4 and grip block 11 are parallel to each other, and then realize crossbearer 4 and the grip block 11 on the link 3 to the centre gripping work of testing machine body 1, and then guarantee the adaptation of grip block position on recess 5 and the holder 2.
As shown in fig. 1, as a preferred embodiment of the present application, the outer surface of the rotating wheel 9 is provided with friction lines, so that the friction force of the rotating wheel 9 is increased, and it is convenient for a user to rotate the rotating wheel 9.
In one aspect of this embodiment, as shown in fig. 3, a rubber pad 12 is disposed on a side of the clamping plate 11 close to the testing machine body 1, so that the clamping plate 11 can elastically clamp the testing machine body 1.
As shown in fig. 2, as a preferred embodiment of the present application, a sliding block 13 is fixedly connected to a side of the clamping plate 11 close to the connecting frame 3, the sliding block 13 is slidably connected to the connecting frame 3, a sliding slot 14 for the sliding block 13 to slide is provided on the connecting frame 3, the clamping plate 11 is fixedly connected to the sliding block 13 to slide in the sliding slot 14 of the connecting frame 3 when moving, and thus the clamping plate 11 slides on the connecting frame 3.
Furthermore, the transverse base profiles of the sliding block 13 and the sliding groove 14 are in T shapes which are matched with each other, so that the sliding block 13 can stably move in the sliding block 14.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A calibrating device for a pendulum impact tester comprises a tester body (1) and a clamping piece (2) arranged on the tester body (1), and is characterized in that a connecting frame (3) is arranged on the clamping piece (2), a cross frame (4) is fixedly connected to the connecting frame (3), a groove (5) is formed in the connecting frame (3), the groove (5) is matched with a clamping groove of the clamping piece (2), a pressure sensor (6) is arranged in the groove (5), a display screen (7) electrically connected with the pressure sensor (6) is arranged on the connecting frame (3), a fixing frame (8) is fixedly connected to the top end of the cross frame (4) far away from the connecting frame (3), a threaded column (10) is connected to the fixing frame (8) through threads, and a clamping plate (11) is rotatably connected to one end, extending between the cross frame (4) and the fixing frame (8), of the threaded column (10), grip block (11) and link (3) sliding connection, the one end fixedly connected with runner (9) of grip block (11) are kept away from in screw thread post (10), one side fixedly connected with locating pin (15) that grip block (11) are close to testing machine body (1), be equipped with on testing machine body (1) and supply gliding constant head tank (16) of locating pin (15).
2. Calibration device for a pendulum impact tester according to claim 1, characterized in that the profile of the connection frame (3) is L-shaped, the cross frame (4) and the clamping plate (11) being parallel to each other.
3. An apparatus as claimed in claim 1, characterized in that the outer surface of the wheel (9) is provided with friction lines.
4. An calibrating device for a pendulum impact tester according to claim 1, characterized in that the side of the clamping plate (11) close to the tester body (1) is provided with a rubber pad (12).
5. The calibrating device for the pendulum impact tester according to claim 1, wherein a sliding block (13) is fixedly connected to one side of the clamping plate (11) close to the connecting frame (3), the sliding block (13) is slidably connected with the connecting frame (3), and a sliding groove (14) for the sliding block (13) to slide is formed in the connecting frame (3).
6. A verification device for pendulum impact testers according to claim 5, characterized in that the transverse base profiles of said slider (13) and chute (14) are T-shaped adapted to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122225641.5U CN215677957U (en) | 2021-09-15 | 2021-09-15 | Calibrating device for pendulum impact testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122225641.5U CN215677957U (en) | 2021-09-15 | 2021-09-15 | Calibrating device for pendulum impact testing machine |
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| Publication Number | Publication Date |
|---|---|
| CN215677957U true CN215677957U (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122225641.5U Active CN215677957U (en) | 2021-09-15 | 2021-09-15 | Calibrating device for pendulum impact testing machine |
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| CN (1) | CN215677957U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115139250A (en) * | 2022-09-02 | 2022-10-04 | 常熟市环境试验设备有限公司 | Precision workpiece clamping and positioning device for low-temperature impact testing machine |
-
2021
- 2021-09-15 CN CN202122225641.5U patent/CN215677957U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115139250A (en) * | 2022-09-02 | 2022-10-04 | 常熟市环境试验设备有限公司 | Precision workpiece clamping and positioning device for low-temperature impact testing machine |
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