CN212621990U - Adjustable impact test device - Google Patents
Adjustable impact test device Download PDFInfo
- Publication number
- CN212621990U CN212621990U CN202021393933.9U CN202021393933U CN212621990U CN 212621990 U CN212621990 U CN 212621990U CN 202021393933 U CN202021393933 U CN 202021393933U CN 212621990 U CN212621990 U CN 212621990U
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- shaft
- fixedly connected
- experiment table
- sleeve
- adjusting sleeve
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Abstract
The utility model discloses an adjustable impact test device relates to check out test set technical field. The utility model comprises a test bed base; the base of the test bed is connected with two support rods; the two support rods are rotatably connected with an experiment table board; the experiment table top is rotatably connected with a connecting shaft; one end of the connecting shaft is fixed with a rotating plate, and the other end of the connecting shaft is fixed with a worm wheel; the experiment table top is rotatably connected with a worm meshed with the worm wheel; rotating shafts are fixed on one opposite side of the experiment table top, one of the rotating shafts penetrates through the supporting rod and is connected with a spline shaft; a shaft sleeve is fixed on the side surface of the support rod; the end surface of the shaft sleeve is provided with limiting notches which are in one-to-one correspondence with the key grooves of the spline shaft; the shaft sleeve is sleeved with an adjusting sleeve; and a key block matched with the key groove of the spline shaft is fixed on the inner wall of one end of the adjusting sleeve. The utility model discloses a rotatable experiment mesa to and rotatable rotor plate on the experiment mesa, make the test piece can carry out the regulation of multi-angle, realize carrying out the purpose of multi-angle impact test to the test piece.
Description
Technical Field
The utility model belongs to the technical field of check out test set, especially, relate to an adjustable impact test device.
Background
In the existing drop hammer impact experiment, impact hammers in a drop hammer impact experiment device all vertically drop, and a piece to be tested is fixed on a front impact test bed, so that the mechanical properties of the test piece material such as impact resistance, bending strength, tensile strength and the like under front impact are researched.
However, after the drop hammer impact experiment device in the mode fixes the test piece, the front impact test can be realized mostly, and the multi-angle drop hammer impact test on one drop hammer impact experiment device is difficult to realize. Such as offset impacts or side impacts, etc.
Therefore, it is highly desirable to improve the existing impact testing apparatus so as to perform multi-angle impact testing on a piece to be tested.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an adjustable impact test device through rotatable experiment mesa to and rotatable rotor plate on the experiment mesa, make the test piece can carry out the regulation of multi-angle, solved the unable problem that realizes multi-angle impact test of current test piece.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to an adjustable impact test device, which comprises a test bed base; the upper surface of the test bed base is connected with two support rods; the two support rods are rotatably connected with an experiment table board;
the experiment table top is rotatably connected with a connecting shaft; two ends of the connecting shaft penetrate through the experiment table board, one end of the connecting shaft is fixedly connected with the rotating plate, and the other end of the connecting shaft is fixedly connected with the worm wheel; the surface of the rotating plate is provided with a clamp for fixing a test piece;
the surface of the experiment table top is rotatably connected with a worm meshed with the worm wheel; one end of the worm is connected with a hand wheel; one opposite side surface of the experiment table top is fixedly connected with a rotating shaft and is rotationally connected with the supporting rod through the rotating shaft;
the rotating shaft penetrates through the supporting rod and is fixedly connected with a spline shaft; the side surface of the supporting rod is fixedly connected with a shaft sleeve in clearance fit with the spline shaft;
the end surface of the shaft sleeve is provided with limiting notches which correspond to the key grooves of the spline shaft one by one; the side surface of the shaft sleeve is sleeved with an adjusting sleeve; the inner wall of one end of the adjusting sleeve is fixedly connected with a key block matched with the key groove of the spline shaft; the side surface of the adjusting sleeve is fixedly connected with a plurality of shift levers.
Furthermore, the base of the test bed is fixedly connected with two guide rails which are arranged in parallel; the lower end of the supporting rod is fixedly connected with a sliding block matched with the guide rail.
Further, the inner wall of the adjusting sleeve is fixedly connected with a permanent magnet.
Furthermore, the side wall of the adjusting sleeve is provided with a threaded through hole, and a positioning screw is in threaded connection with the side wall of the adjusting sleeve.
The utility model discloses following beneficial effect has:
the utility model discloses a bracing piece rotates the experiment mesa of connection, utilizes the rotation of experiment mesa for the test piece can be in the arbitrary angle modulation between front and side, realize the impact test to the test piece multi-angle.
Meanwhile, the angle adjustable range of the test piece is further improved through the rotation of the rotating plate, the flexible adjustment of impact testing on any side face of the test piece is further realized, and the overall adaptability and the practicability are improved.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of an adjustable impact testing device of the present invention;
FIG. 2 is a schematic bottom view of the structure of FIG. 1;
FIG. 3 is an enlarged view of the portion A in FIG. 1;
FIG. 4 is a schematic structural view of the spline shaft and the shaft sleeve;
FIG. 5 is a schematic structural view of an adjustment sleeve;
in the drawings, the components represented by the respective reference numerals are listed below:
1-test bed base, 2-test bed surface, 3-spline shaft, 4-shaft sleeve, 5-adjusting sleeve, 101-support rod, 102-guide rail, 103-slide block, 201-rotating plate, 202-worm wheel, 203-worm, 204-hand wheel, 401-limiting notch, 501-key block and 502-deflector rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1, the utility model relates to an adjustable impact test device, which comprises a test bed base 1; the upper surface of the test bed base 1 is connected with two support rods 101; the two support rods 101 are rotatably connected with an experiment table top 2.
The middle part of the experiment table top 2 is provided with a hole, and a connecting shaft is rotatably connected in the hole through a bearing; two ends of the connecting shaft penetrate through the experiment table top 2, one end of the connecting shaft is fixedly connected with a rotating plate 201, and the other end of the connecting shaft is fixedly connected with a worm gear 202; the surface of the rotating plate 201 is provided with a jig for fixing a test piece, such as a three-jaw chuck or a four-jaw chuck.
As shown in fig. 2, a worm 203 meshed with a worm wheel 202 is rotatably connected to the surface of the experiment table top 2 through a bearing seat; one end of the worm 203 is connected with a hand wheel 204, the worm 203 is rotated through the hand wheel 204, so that the worm wheel 202 is rotated, namely the rotating plate 201 is rotated, the rotating plate 201 is rotated through a test piece fixed by a clamp, and the impact test is conveniently carried out on any position of the side face.
As shown in fig. 3 and 4, the rotating shafts are welded on one opposite side of the experiment table top 2 and are rotatably connected with the supporting rods 101 through the rotating shafts. The rotating shaft on one side penetrates through the supporting rod 101 and is fixedly connected with a spline shaft 3; the side of the support rod 101 is welded with a shaft sleeve 4 which is in clearance fit with the spline shaft 3.
The end surface of the shaft sleeve 4 is provided with limiting notches 401 which correspond to the key grooves of the spline shaft 3 one by one; the side surface of the shaft sleeve 4 is sleeved with an adjusting sleeve 5.
As shown in fig. 5, the inner wall of one end of the adjusting sleeve 5 is welded with one or more key blocks 501 which are matched with the key grooves of the spline shaft 3, and if a plurality of key blocks 501 are provided, each key block 501 is matched with the key groove of the spline shaft 3 in a one-to-one correspondence manner. A plurality of shift levers 502 are welded on the peripheral side surface of the adjusting sleeve 5.
When the angle of experiment mesa 2 needs to be adjusted, pull out adjusting sleeve 5 outwards, make the spacing notch 401 of key piece 501 roll-off, can rotate adjusting sleeve 5 through driving lever 502 this moment to drive integral key shaft 3 through the keyway cooperation of key piece 501 with integral key shaft 3 and rotate, thereby realize the angle modulation to experiment mesa 2 between level or vertical state, be convenient for carry out impact test to the side of testing the piece.
After the angle adjustment is finished, the adjusting sleeve 5 is pushed towards the direction close to the supporting rod 101, so that the key block 501 is clamped into the limiting notch 401, the axial rotation of the spline shaft 3 is limited, and the experiment table top 2 keeps the adjusted angle.
Preferably, the inner wall of the adjusting sleeve 5 is fixedly connected with a permanent magnet, and the position of the adjusting sleeve 5 can be kept fixed relative to the shaft sleeve 4 by utilizing the acting force between the permanent magnet and the shaft sleeve 4, so that the stability of the adjusting sleeve 5 is improved.
Meanwhile, a threaded through hole can be formed in the side wall of the adjusting sleeve 5, a positioning screw is connected with the threaded through hole in a threaded mode, and the position of the adjusting sleeve 5 is fixed through the positioning screw.
As another preferred scheme, two guide rails 102 arranged in parallel can be fixedly connected to the upper surface of the test bed base 1; and the lower end of the support rod 101 is fixedly connected with a slide block 103 matched with the guide rail 102.
Through the sliding fit of slider 103 and guide rail 102 for bracing piece 101 can drive experimental mesa 2 and carry out position control, makes experimental mesa 2 drive test piece rotate the back, utilizes slider 103 and guide rail 102 to carry out position control, thereby makes test piece side after rotating certain angle can be located the jump bit under, thereby is convenient for carry out the impact test, improves the accuracy and the flexibility of testing.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (4)
1. An adjustable impact test device comprises a test bed base (1); the method is characterized in that: the upper surface of the test bed base (1) is connected with two supporting rods (101); the two support rods (101) are rotatably connected with an experiment table board (2);
the experiment table top (2) is rotatably connected with a connecting shaft; two ends of the connecting shaft penetrate through the experiment table board (2), one end of the connecting shaft is fixedly connected with the rotating plate (201), and the other end of the connecting shaft is fixedly connected with the worm wheel (202); the surface of the rotating plate (201) is provided with a clamp for fixing a test piece;
the surface of the experiment table top (2) is rotationally connected with a worm (203) meshed with the worm wheel (202); one end of the worm (203) is connected with a hand wheel (204);
one opposite side surface of the experiment table top (2) is fixedly connected with a rotating shaft and is rotationally connected with the supporting rod (101) through the rotating shaft;
the rotating shaft penetrates through the supporting rod (101) and is fixedly connected with a spline shaft (3); the side surface of the support rod (101) is fixedly connected with a shaft sleeve (4) which is in clearance fit with the spline shaft (3);
the end face of the shaft sleeve (4) is provided with limiting notches (401) which correspond to the key grooves of the spline shaft (3) one by one; the side surface of the shaft sleeve (4) is sleeved with an adjusting sleeve (5);
the inner wall of one end of the adjusting sleeve (5) is fixedly connected with a key block (501) matched with the key groove of the spline shaft (3); the peripheral side surface of the adjusting sleeve (5) is fixedly connected with a plurality of shift levers (502).
2. An adjustable impact test device according to claim 1, characterized in that two parallel arranged guide rails (102) are fixedly connected to the test stand base (1); the lower end of the supporting rod (101) is fixedly connected with a sliding block (103) matched with the guide rail (102).
3. An adjustable impact test device according to claim 1 or 2, characterized in that the inner wall of the adjusting sleeve (5) is fixedly connected with a permanent magnet.
4. The adjustable impact test device according to claim 1 or 2, wherein the side wall of the adjusting sleeve (5) is provided with a threaded through hole, and a positioning screw is in threaded connection with the side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021393933.9U CN212621990U (en) | 2020-07-15 | 2020-07-15 | Adjustable impact test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021393933.9U CN212621990U (en) | 2020-07-15 | 2020-07-15 | Adjustable impact test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212621990U true CN212621990U (en) | 2021-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021393933.9U Expired - Fee Related CN212621990U (en) | 2020-07-15 | 2020-07-15 | Adjustable impact test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212621990U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113654923A (en) * | 2021-06-29 | 2021-11-16 | 湖南科技大学 | Temperature-variable and angle-variable impact test control method |
| CN114778055A (en) * | 2022-06-06 | 2022-07-22 | 中国飞机强度研究所 | Variable-angle fixed test system for test piece in airplane discrete source impact damage test |
-
2020
- 2020-07-15 CN CN202021393933.9U patent/CN212621990U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113654923A (en) * | 2021-06-29 | 2021-11-16 | 湖南科技大学 | Temperature-variable and angle-variable impact test control method |
| CN113654923B (en) * | 2021-06-29 | 2024-04-09 | 湖南科技大学 | Impact test control method for changing temperature and angle |
| CN114778055A (en) * | 2022-06-06 | 2022-07-22 | 中国飞机强度研究所 | Variable-angle fixed test system for test piece in airplane discrete source impact damage test |
| CN114778055B (en) * | 2022-06-06 | 2023-02-24 | 中国飞机强度研究所 | Variable-angle fixed test system for test piece in airplane discrete source impact damage test |
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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: 20210226 |
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| CF01 | Termination of patent right due to non-payment of annual fee |