Impact testing machine with good stability

Abstract

The utility model belongs to the technical field of impact testing machines, and particularly relates to a good-stability impact testing machine which comprises a body, a base fixedly connected to the bottom surface of the body, a limiting groove formed in the surface of the base, a moving block abutting against the surface of the limiting groove, an adjusting rod transversely connected to the surface of the moving block in a penetrating mode, and the base transversely connected to the surface of the adjusting rod in a penetrating mode. The supporting structure at the bottom of the body is lengthened through cooperation of the extension rod installed at the bottom of the base and the supporting feet, the adsorbability of the portion making contact with the ground is improved, the body is more stable, and the supporting feet are installed on the surface of the extension rod. And the material to be detected is stably fixed on the surface of the body through the matching of the adjusting rod and the moving block of the adjustable structure, so that the influence on the accuracy of the detection result caused by unstable material is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of impact testing machines, and in particular relates to an impact testing machine with good stability. Background Art

[0002] Impact testing is generally a test method to determine the safety, reliability and effectiveness of military and civilian equipment when subjected to external impact or action, and the pendulum impact tester is one of the important experimental equipment. The pendulum impact tester is used to detect the performance of metal materials and non-metallic materials in resisting impact under dynamic load, so as to judge the properties of the materials under dynamic load. Among them, the "an impact tester" disclosed by the application number "CN202011595937.X" is also an increasingly mature technology. When it is necessary to test the impact resistance of metal materials and non-metallic materials, the impact tester is used to impact the fixed materials with a specified force. However, the device also has the following defects: However, when the above-mentioned equipment is in use, the existing impact tester is prone to unstable center of gravity of the fuselage or loosening of fixed materials due to large swing amplitude during the experiment, thereby affecting the stability of the fuselage and thus affecting the test results and the service life of the impact tester. In addition, due to the insufficient strength of some materials in the existing machine during the impact test, the debris splashes and easily injures the experimenter by mistake. Utility Model Content

[0003] The utility model aims to provide an impact testing machine with good stability, aiming to solve the problem that when the above-mentioned equipment is in use in the prior art, the existing impact testing machine is prone to unstable center of gravity of the fuselage or loosening of fixed materials due to large swing amplitude during the experiment, thereby affecting the stability of the fuselage and further affecting the test results and the service life of the impact testing machine; and during the impact test, the existing machine is prone to accidental injury to experimenters due to flying debris due to insufficient strength of some materials.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an impact testing machine with good stability, comprising: a main body, the bottom surface of the main body is fixedly connected to the base, the surface of the base is provided with a limiting groove, the surface of the limiting groove abuts against a moving block, the surface of the moving block is laterally penetrated by an adjusting rod, the surface of the adjusting rod is laterally penetrated by the base, the bottom surface of the base is connected to an extension rod, and the bottom surface of the extension rod is equipped with a supporting foot.

[0005] In order to use the moving block and the adjusting rod to fix the position of the material to be tested and maintain the stability of the material, the utility model is an impact testing machine with good stability. The base, the moving block and the adjusting rod form a threaded connection structure. The moving block is an "L"-shaped integrated structure and an anti-slip pad is installed on the surface.

[0006] In order to utilize the supporting feet to ensure that the intersection of the main body and the ground is more stable and firm, as an impact testing machine with good stability of the utility model, the extension rod is a rectangular plate structure, the two supporting feet are respectively located at the two ends of the bottom of the extension rod, and a circle of rubber pads are installed in a ring on the bottom surface of the supporting feet.

[0007] In order to use the protective cover and the protective door to block and protect the debris flying from the surface of the material tested on the internal body surface, as an impact testing machine with good stability of the utility model, the top surface of the base is connected to the protective cover, the surface of the protective cover is longitudinally penetrated by the connecting shaft, the surface of the rotating shaft is longitudinally penetrated by the connecting protective door, the surface of the protective door is connected to the card block, the surface of the card block is engaged and connected to the card slot, and the card slot is opened on one side surface of the protective cover.

[0008] In order to make the protective door convenient to open and close on the surface of the protective cover by utilizing the connected rotating shaft, as an impact testing machine with good stability of the utility model, the protective cover, the rotating shaft and the protective door form a rotating connection structure.

[0009] In order to make the rubber block arranged on the surface of the slot engage in the slot, the utility model provides an impact testing machine with good stability. The block is a rectangular block with semicircular grooves on both sides of the surface and the shape and size of the rubber block installed on the slot surface are consistent.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1) The support structure at the bottom of the body is lengthened by the extension rod and the support foot installed at the bottom of the base, and the adsorption of the part in contact with the ground is increased, making the body more stable. The material to be tested is stably fixed on the surface of the body by the adjustment rod and the moving block that can adjust the structure, so as to avoid the instability of the material affecting the accuracy of the test results;

[0012] 2) By using the protective cover and protective door installed on the surface of the base, when the material is fixed in position for impact testing, the protective cover and protective door can be used to block the debris that may fall off and fly from the surface of the material to avoid accidental injury to the operator. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0014] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0016] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model in a top view;

[0017] Figure 4 For the utility model Figure 3 A schematic diagram of the enlarged structure of part A.

[0018] In the figure: 1. main body; 2. base; 3. limit slot; 4. moving block; 5. adjustment rod; 6. extension rod; 7. support foot; 8. protective cover; 9. rotating shaft; 10. protective door; 11. clamping block; 12. clamping slot. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4 The utility model provides the following technical solutions: an impact testing machine with good stability, comprising: a main body 1, the bottom surface of the main body 1 is fixedly connected to a base 2, a limiting groove 3 is provided on the surface of the base 2, the surface of the limiting groove 3 abuts against a moving block 4, the surface of the moving block 4 is laterally penetrated by an adjusting rod 5, the surface of the adjusting rod 5 is laterally penetrated by the base 2, the bottom surface of the base 2 is connected to an extension rod 6, and a supporting foot 7 is installed on the bottom surface of the extension rod 6.

[0021] Preferably, the base 2, the moving block 4 and the adjusting rod 5 form a threaded connection structure, the moving block 4 is an "L"-shaped integrated structure and a non-slip pad is installed on the surface.

[0022] During specific use, the adjustment rod 5 connected to the surface of the moving block 4 is moved in the base 2 to drive the adjustment of the distance between the two moving blocks 4, which is convenient for clamping the material. At the same time, the anti-slip pad installed on the surface of the moving block 4 allows the material to be clamped more stably.

[0023] Preferably, the extension rod 6 is a rectangular plate structure, and the two support feet 7 are respectively located at the two ends of the bottom of the extension rod 6 , and a circle of rubber pads are installed in an annular manner on the bottom surface of the support feet 7 .

[0024] During specific use, two groups of extension rods 6 installed at the bottom of the base 2 are used to increase the contact area between the base 2 and the ground, and rubber rings installed under the two groups of supporting feet 7 on both sides are used to increase the grip of the extension rods 6 on the ground, making the position of the main body 1 more stable.

[0025] Preferably: the top surface of the base 2 is connected to the protective cover 8, the surface of the protective cover 8 is longitudinally penetrated by the connecting shaft 9, the surface of the rotating shaft 9 is longitudinally penetrated by the connecting protective door 10, the surface of the protective door 10 is connected to the card block 11, the surface of the card block 11 is engaged and connected to the card slot 12, and the card slot 12 is opened on one side surface of the protective cover 8.

[0026] During specific use, the protective cover 8 and the protective door 10 installed on the surface of the base 2 are used to block and protect the flying debris generated by the material clamped and fixed between the moving blocks 4 during the impact test to avoid accidental injury to the operator.

[0027] Preferably, the protective cover 8, the rotating shaft 9 and the protective door 10 form a rotating connection structure.

[0028] During specific use, the rotating shaft 9 connected between the protective cover 8 and the protective door 10 is used to allow the protective door 10 to be rotated and opened and closed on one side of the protective cover 8 to facilitate protection and testing.

[0029] Preferably, the clamping block 11 is a rectangular block with semicircular grooves on both sides of the surface thereof and the shape and size of the rubber block installed on the surface of the clamping groove 12 are consistent.

[0030] During specific use, when the protective door 10 and the protective cover 8 need to be opened and closed, the card block 11 installed on the surface of the protective door 10 is engaged with the card slot 12 opened on the surface of the protective cover 8 to fix the connection between the protective cover 8 and the protective door 10.

[0031] Working principle: When impact tests are required on various materials, the materials to be tested are placed on the surface of the limit slot 3, and then the adjustment rods 5 on both sides of the surface of the mobile fixed base 2 are used to clamp and fix the materials using the two moving blocks 4 to prevent the unstable position of the materials during the test from affecting the accuracy of the test results. The bottom of the body 1 is connected to the extension rods 6 installed on both sides of the bottom of the base 2 to increase the contact area between the bottom of the base 2 and the ground, and the rubber blocks installed on the bottom of the support feet 7 installed at the bottom of the two sets of extension rods 6 increase the friction between the support feet 7 and the ground, making the body 1 more stable on the ground. To avoid falling over during the test, after the material position is fixed, hold the handle on the surface of the protective door 10, and rotate the rotating shaft 9 connected to the surface of the protective cover 8 to make the connected protective door 10 rotate and close on the surface of the protective cover 8, so as to block and protect the flying debris generated by the impact test of the material fixed inside, so as to avoid the flying debris from hurting the test personnel. When the protective door 10 is closed, the block 11 installed at one end is engaged with the slot 12 provided on the surface of the protective cover 8 to fix the connection between the protective cover 8 and the protective door 10. This is a feature of an impact testing machine with good stability.

[0032] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An impact testing machine with good stability, comprising: The main body (1) is characterized in that: the bottom surface of the main body (1) is fixedly connected to the base (2), the surface of the base (2) is provided with a limiting groove (3), the surface of the limiting groove (3) abuts against the moving block (4), the surface of the moving block (4) is laterally penetrated by the connecting adjustment rod (5), the surface of the adjusting rod (5) is laterally penetrated by the connecting base (2), the bottom surface of the base (2) is connected to the extension rod (6), and the bottom surface of the extension rod (6) is installed with a supporting foot (7).

2. The impact testing machine with good stability according to claim 1, characterized in that: The base (2), the moving block (4) and the adjusting rod (5) form a threaded connection structure; the moving block (4) is an "L"-shaped integrated structure and has an anti-slip pad installed on its surface.

3. The impact testing machine with good stability according to claim 1, characterized in that: The extension rod (6) is a rectangular plate structure, and the two support feet (7) are respectively located at the two ends of the bottom of the extension rod (6), and a circle of rubber pads are installed in an annular manner on the bottom surface of the support feet (7).

4. The impact testing machine with good stability according to claim 1, characterized in that: The top surface of the base (2) is connected to the protective cover (8), the surface of the protective cover (8) is longitudinally penetrated by a rotating shaft (9), the surface of the rotating shaft (9) is longitudinally penetrated by a protective door (10), the surface of the protective door (10) is connected to a card block (11), the surface of the card block (11) is engaged with a card slot (12), and the card slot (12) is provided on one side surface of the protective cover (8).

5. The impact testing machine with good stability according to claim 4, characterized in that: The protective cover (8), the rotating shaft (9) and the protective door (10) form a rotating connection structure.

6. The impact testing machine with good stability according to claim 4, characterized in that: The clamping block (11) is a rectangular block with semicircular grooves on both sides of the surface and the shape and size of the rubber block installed on the surface of the clamping slot (12) are consistent.

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