Elasticity testing machine for elastic material and foaming material

Abstract

The utility model discloses an elasticity testing machine for an elastic material and a foaming material, which comprises a base, a first shell is fixedly connected onto the base, a sliding block is slidably connected into the first shell, a first screw is in threaded connection onto the sliding block, the first screw is rotatably connected onto the first shell, an ejector rod is fixedly connected onto the sliding block, and the ejector rod is rotatably connected onto the first shell. The ejector rod is slidably connected to the first shell, and a baffle is fixedly connected to the ejector rod; according to the utility model, the slide block is adjusted by the first screw and locked by the second screw, so that a sample is firmly clamped and fixed by matching the baffle plate with the baffle sheet, and the sample is prevented from displacing in the test process, thereby ensuring the accuracy of the test result; the connecting rod on the impact hammer is used for driving the connecting shaft, the connecting shaft drives the hook through the fixing piece, the hook drives the pointer to swing downwards through the vertical face on the hook, the numerical value indicated by the pointer on the dial is impact energy, and the structure has the advantages of being simple, low in cost and easy to operate.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of elasticity testing machine, especially in kind elasticity testing machine of elastic material and foamed material. BACKGROUND

[0002] In the field of modern material application and product manufacturing, elastic material and foamed material are widely used in many industries, such as shoes, household supplies, automotive interiors, etc. The elastic performance of these materials plays a decisive role in the overall performance, comfort, and service life of the product, so accurate determination of the elasticity of elastic material and foamed material becomes a key link to ensure product quality and performance. In the prior art, the elastic testing equipment uses a pendulum to impact a sample fixed by a clamp from a certain height, so that the sample withstands a large impact force in an instant, and the energy change before and after the impact of the pendulum is measured by an impact energy measuring device to evaluate the elasticity of the sample. However, the clamp part of the existing elastic testing equipment is not firm enough to hold the sample, and the sample is prone to displacement when being impacted, so the accuracy of the test results cannot be guaranteed. Moreover, the measuring device of the existing elastic testing equipment has a complex structure and requires the use of sensors to collect data, resulting in high equipment cost. SUMMARY

[0003] The utility model aims at providing a kind of elasticity testing machine of elastic material and foamed material to solve the problems raised in the above background.

[0004] To solve the above technical problems, the utility model provides the following technical scheme: a kind of elasticity testing machine of elastic material and foamed material, including base, the base is fixedly connected with first shell body, first shell body is slidably connected with sliding block, sliding block is screw-threadedly connected with first screw, and first screw is rotatably connected to first shell body, sliding block is fixedly connected with top rod, and top rod is slidably connected to first shell body, top rod is fixedly connected with baffle, and the side of baffle is provided with baffle piece, baffle piece is fixedly connected with fixed frame, and fixed frame is fixedly connected to base, first shell body is fixedly connected with support, support is fixedly connected with mounting seat, mounting seat is rotatably connected with connecting shaft, connecting shaft is fixedly connected with connecting rod, support is fixedly connected with mounting plate, and connecting rod is arranged on one side of mounting plate, and connecting rod is fixedly connected with impact hammer.

[0005] Preferably, the connecting shaft is fixedly connected with a fixing member, the fixing member is fixedly connected with a hook, and the hook is arranged on the other side of the mounting plate. A stop ring is arranged on one side of the fixing member, a pointer is fixedly connected to the stop ring, a knob is fixedly connected to the stop ring, and the knob is sleeved to one end of the connecting shaft. The knob is rotatably connected to the mounting seat, a first spring is sleeved to the knob, one end of the first spring is arranged on the mounting seat, and the other end of the first spring is arranged on the stop ring.

[0006] Preferably, the first shell is fixedly connected with a sliding rail, and a sliding block is slidingly connected to the sliding rail.

[0007] Preferably, one side of the sliding block is provided with a second screw, and the second screw is threadedly connected to the first shell.

[0008] Preferably, the first shell is fixedly connected with a level.

[0009] Preferably, the top rod is fixedly connected with a scale, the mounting plate is fixedly connected with a scale disc, one side of the scale disc is provided with a blocking rod, and the blocking rod is fixedly connected to the mounting plate.

[0010] Preferably, the mounting plate is fixedly connected with a second shell, a limiting groove is formed in the second shell, a limiting block is slidingly connected to the limiting groove, a blocking block is fixedly connected to one side of an outer wall of the limiting block, a pull rod is fixedly connected to another side of the outer wall of the limiting block, the pull rod is slidingly connected to the limiting groove, a second spring is sleeved on the pull rod, one end of the second spring is arranged in the limiting groove, and the other end of the second spring is arranged on the limiting block.

[0011] The elastic testing machine for elastic material and foaming material has the advantages that: the first screw is used for adjusting the sliding block, the second screw is used for locking the sliding block, the sample is clamped and fixed firmly by the baffle and the blocking piece, displacement of the sample in the testing process is prevented, and the accuracy of the testing result is ensured; the connecting shaft is driven by the connecting rod on the impact hammer, the hook is driven by the fixed member, the hook drives the pointer to swing downward through the vertical surface on the hook, the value indicated by the pointer on the scale disc is the impact energy, and the structure has the advantages of simple structure, low cost and easy operation. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0013] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the present application.

[0014] Figure 2 It is Figure 1 It is a structure enlarged view of the A area in the middle.

[0015] Figure 3 It is a schematic diagram of the overall front view structure of the present application.

[0016] Figure 4The first shell overhead cut structure schematic view of the utility model;

[0017] Figure 5 The second shell side cut structure schematic view of the utility model.

[0018] In the figure: 1, base; 11, first shell; 12, slide rail; 13, sliding block; 14, first screw; 15, second screw; 16, top rod; 17, scale; 18, baffle; 19, fixing frame; 110, baffle piece; 111, level; 2, support; 21, mounting plate; 22, dial; 23, blocking rod; 24, mounting seat; 25, connecting shaft; 26, connecting rod; 27, impact hammer; 28, fixing part; 29, hook; 210, knob; 211, baffle ring; 212, pointer; 213, first spring; 214, second shell; 215, limiting groove; 216, limiting block; 217, baffle block; 218, pull rod; 219, second spring. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] Please refer to the drawings Figure 1 - the drawings Figure 5The utility model provides an embodiment: a kind of elasticity testing machine of elastic material and foamed material, including pedestal 1, pedestal 1 is fixedly connected with first shell 11, first shell 11 is slidably connected with sliding block 13, sliding block 13 is screw-threaded with first screw 14, and first screw 14 is rotatably connected on first shell 11, sliding block 13 is fixedly connected with top rod 16, and top rod 16 is slidably connected on first shell 11, top rod 16 is fixedly connected with baffle 18, the side of baffle 18 is provided with baffle piece 110, baffle piece 110 is fixedly connected with fixed rack 19, and fixed rack 19 is fixedly connected on pedestal 1, first shell 11 is fixedly connected with support 2, support 2 is fixedly connected with mounting seat 24, mounting seat 24 is rotatably connected with connecting shaft 25, connecting shaft 25 is fixedly connected with connecting rod 26, support 2 is fixedly connected with mounting plate 21, and connecting rod 26 is arranged at one side of mounting plate 21, connecting rod 26 is fixedly connected with impact hammer 27, pedestal 1 is used to install first shell 11, first shell 11 is used to install first screw 14 and sliding block 13, first screw 14 is used to adjust sliding block 13, sliding block 13 is used to install top rod 16, top rod 16 is used to install baffle 18, fixed rack 19 is used to install baffle piece 110, baffle piece 110 cooperates baffle 18 and holds sample, support 2 is used to install mounting seat 24, mounting seat 24 is used to install connecting shaft 25, and connecting rod 26 is used to connect impact hammer 27 and connecting shaft 25;Connecting shaft 25 is fixedly connected with fixed part 28, fixed part 28 is fixedly connected with hook 29, and hook 29 is arranged at the other side of mounting plate 21, the side of fixed part 28 is provided with fender ring 211, fender ring 211 is fixedly connected with pointer 212, fender ring 211 is fixedly connected with knob 210, and knob 210 is sleeved in one end of connecting shaft 25, knob 210 is rotatably connected on mounting seat 24, knob 210 is sleeved with first spring 213, and one end of first spring 213 is arranged on mounting seat 24, and the other end is arranged on fender ring 211, fixed part 28 is used to install hook 29 on connecting shaft 25, hook 29 is used to drive pointer 212 when impact hammer 27 rebounds and falls back, fender ring 211 is used to install pointer 212, also used to limit first spring 213, pointer 212 is used to indicate angle change, knob 210 is used to rotate reset pointer 212, and first spring 213 is used to provide elastic force for knob 210;First shell 11 is fixedly connected with slide rail 12, and sliding block 13 is slidably connected on slide rail 12, and slide rail 12 is used to assist the sliding of sliding block 13;The side of sliding block 13 is provided with second screw 15, and second screw 15 is screw-threaded on first shell 11, and second screw 15 is used to lock sliding block 13;First shell 11 is fixedly connected with level 111, and level 111 is used to show whether equipment is in horizontal state;The top rod 16 is fixedly connected with a scale 17, the mounting plate 21 is fixedly connected with a scale disc 22, one side of the scale disc 22 is provided with a stop rod 23, the stop rod 23 is fixedly connected to the mounting plate 21, the scale 17 is used for indicating the sample thickness, the scale disc 22 is used for indicating the impact energy, and the stop rod 23 is used for limiting the pointer 212; the mounting plate 21 is fixedly connected with a second shell 214, the second shell 214 is provided with a limiting groove 215, the limiting groove 215 is slidably connected with a limiting block 216, one side of the limiting block 216 is fixedly connected with a stop block 217, the other side of the limiting block 216 is fixedly connected with a pull rod 218, the pull rod 218 is slidably connected in the limiting groove 215, the pull rod 218 is sleeved with a second spring 219, one end of the second spring 219 is arranged in the limiting groove 215, and the other end is arranged on the limiting block 216, the second shell 214 contains the limiting block 216 through the limiting groove 215, the second spring 219 is used for providing the limiting block 216 with a reset elastic force, the pull rod 218 is used for pulling the limiting block 216, and the stop block 217 is used for limiting the connecting rod 26.

[0021] Working principle: when using the utility model, the sample to be tested is placed between the baffle 110 and the baffle 18, the first screw 14 is adjusted, the sliding block 13 is driven to slide along the slide rail 12, the sliding block 13 drives the baffle 18 through the top rod 16, the sample is clamped and fixed by the baffle 18 cooperating with the baffle 110, then the second screw 15 is tightened to lock the sliding block 13, then the connecting rod 26 is rotated from the vertical state to the horizontal state and is supported by the stop block 217, the knob 210 is pulled out and rotated, the pointer 212 is driven through the stop ring 211 to make the pointer 212 pass the hook 29 until being blocked by the stop rod 23, then the knob 210 is loosened and is reset under the elastic action of the first spring 213, the knob 210 is kept in the state due to the elastic force of the first spring 213, the connecting rod 26 is pulled, the limiting block 216 is driven to slide along the limiting groove 215 in the second shell 214 and compresses the second spring 219, the stop block 217 on the limiting block 216 sinks into the limiting groove 215, the connecting rod 26 loses support and swings downward under the action of gravity and hits the sample, the connecting shaft 25 is driven to rotate on the mounting seat 24 through the connecting rod 26, the hook 29 is driven through the fixed part 28, the hook 29 pushes away the pointer 212 through the inclined surface thereon, the pointer 212 is reset under the elastic action of the first spring 213, after the hook 29 passes the pointer 212, the vertical surface thereon contacts the pointer 212, the impact hammer 27 is bounced upward under the elasticity of the sample, the connecting shaft 25 is driven through the connecting rod 26, the hook 29 is driven through the fixed part 28, the hook 29 drives the pointer 212 to swing downward through the vertical surface thereon, and finally the value indicated by the pointer 212 on the dial 22 represents the impact energy; wherein the level 111 on the first shell 11 is used for detecting whether the device is horizontal, the base 1 is used for mounting the first shell 11, the scale 17 is used for indicating the thickness of the sample, the fixed frame 19 is used for mounting the baffle 110, and the support 2 is used for mounting the mounting plate 21.

[0022] In the description of the utility model, it needs to be explained that, unless there is definite stipulation and limitation, the terms "mount", "connect" and "connect" should be understood in a broad sense, for example, it can be fixed connection, can also be detachable connection, or integrally connected, can be mechanical connection, can also be electrical connection, can be directly connected, can also be indirectly connected through intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0023] The device embodiments described above are merely illustrative, wherein the units described as separate components can or can not be physically separate, and the components displayed as units can or can not be physical units, i.e., can be located in one place, or can be distributed to multiple network units. Part or all of the modules can be selected to achieve the purpose of the embodiment scheme according to actual needs. Those skilled in the art can understand and implement without creative labor.

[0024] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. An elasticity testing machine for elastic materials and foamed materials, comprising a base (1), characterized in that: A first housing (11) is fixedly connected to the base (1). A slider (13) is slidably connected inside the first housing (11). A first screw (14) is threaded onto the slider (13) and is rotatably connected to the first housing (11). A push rod (16) is fixedly connected to the slider (13) and is slidably connected to the first housing (11). A baffle (18) is fixedly connected to the push rod (16). A baffle plate (110) is provided on one side of the baffle plate (18). A fixed frame (19) is fixedly connected to the base (1), and the fixed frame (19) is fixedly connected to the base (1). A support (2) is fixedly connected to the first housing (11), and a mounting seat (24) is fixedly connected to the support (2). A connecting shaft (25) is rotatably connected to the mounting seat (24), and a connecting rod (26) is fixedly connected to the connecting shaft (25). A mounting plate (21) is fixedly connected to the support (2), and the connecting rod (26) is located on one side of the mounting plate (21). An impact hammer (27) is fixedly connected to the connecting rod (26).

2. The elasticity testing machine for elastic materials and foamed materials according to claim 1, characterized in that: A fixing member (28) is fixedly connected to the connecting shaft (25), and a hook (29) is fixedly connected to the fixing member (28). The hook (29) is located on the other side of the mounting plate (21). A retaining ring (211) is provided on one side of the fixing member (28). A pointer (212) is fixedly connected to the retaining ring (211). A knob (210) is fixedly connected to the retaining ring (211). The knob (210) is sleeved on one end of the connecting shaft (25). The knob (210) is rotatably connected to the mounting base (24). A first spring (213) is sleeved on the knob (210). One end of the first spring (213) is located on the mounting base (24), and the other end is located on the retaining ring (211).

3. The elasticity testing machine for elastic materials and foamed materials according to claim 1, characterized in that: A slide rail (12) is fixedly connected inside the first housing (11), and a slider (13) is slidably connected to the slide rail (12).

4. The elasticity testing machine for elastic materials and foamed materials according to claim 3, characterized in that: A second screw (15) is provided on one side of the slider (13), and the second screw (15) is threaded onto the first housing (11).

5. The elasticity testing machine for elastic materials and foamed materials according to claim 4, characterized in that: A level (111) is fixedly connected to the first housing (11).

6. The elasticity testing machine for elastic materials and foamed materials according to claim 1, characterized in that: A scale (17) is fixedly connected to the top rod (16), and a dial (22) is fixedly connected to the mounting plate (21). A stop bar (23) is provided on one side of the dial (22), and the stop bar (23) is fixedly connected to the mounting plate (21).

7. The elasticity testing machine for elastic materials and foamed materials according to claim 6, characterized in that: A second housing (214) is fixedly connected to the mounting plate (21). A limiting groove (215) is provided in the second housing (214). A limiting block (216) is slidably connected in the limiting groove (215). A stop block (217) is fixedly connected to one side of the outer wall of the limiting block (216). A pull rod (218) is fixedly connected to the other side of the outer wall of the limiting block (216). The pull rod (218) is slidably connected in the limiting groove (215). A second spring (219) is sleeved on the pull rod (218). One end of the second spring (219) is set in the limiting groove (215), and the other end is set on the limiting block (216).

Images