Testing device for new material

Abstract

The utility model discloses a testing device for a new material. Comprising a base, a supporting plate, a fixing groove, an unwinding shaft, an auxiliary mechanism, a bearing, a bearing seat, a screw, a supporting seat, a transmission roller, a first clamping plate, a lifting mechanism, a first air cylinder, a limiting column, a fixing plate, a top plate, a sliding seat, a moving seat, a sliding mechanism, a T-shaped sliding plate, a sliding groove, a winding shaft, a motor, a second clamping plate, a rubber pad, a moving mechanism, a sliding block, a movable groove, a second air cylinder, a connecting seat, a tension meter, a mounting plate and a third air cylinder. Supporting plates are fixedly connected to the two ends of the front side of the upper end of the base, fixing grooves are formed in the upper ends of the front sides of the supporting plates, an unwinding shaft is inserted between the fixing grooves in the two ends, and auxiliary mechanisms are arranged between the unwinding shaft and the fixing grooves. Compared with the prior art, the clamping device has the advantages that a test material is clamped more uniformly and stably, and the test material roll is convenient to unroll.

Description

Technical Field

[0001] The utility model relates to the technical field of material testing, in particular to a testing device for new materials. Background Art

[0002] Before new materials are applied, they must be tested for various data of the new materials to obtain various data indicators of the new materials, and have corresponding predetermined values ​​for the performance of the new materials in different scenarios such as processing, application, storage, and transportation. Tensile test refers to a test method for measuring material properties under axial tensile load, also known as tensile test. It is one of the basic methods for testing the mechanical properties of materials, and is mainly used to test whether the materials meet the specified standards and to study the performance of the materials.

[0003] A tensile testing device for new material development described in publication number CN216899917U comprises a support plate, the bottom four corners of the support plate are fixed with support legs, the top of the support plate is respectively fixed with a first bracket and a second bracket, the tops of the first bracket and the second bracket are both fixed with a first cylinder, and the first bracket and the second bracket are both provided with a first clamping plate inside. The utility model is provided with a support plate, a first bracket, a second bracket, a first cylinder, a first clamping plate, a bidirectional screw rod, a motor, a moving block, a connecting plate, a second cylinder, a connecting rod, a spring dynamometer, an electric push rod, a second clamping plate and a winding assembly. After the stretch film is fixed, it can automatically perform a stretch test on it to check its telescopic performance. The automatic stretching test force is relatively uniform, so that the data of the stretching test can be more accurate. However, the prior art still has defects:

[0004] 1. In the prior art, the stretch film is clamped by a first clamping plate and a second clamping plate, but the second clamping plates are distributed on both sides of the lower end of the first clamping plate, and one end of the stretch film is not fixed evenly. When the stretch film is stretched, the tensile force applied to the clamped position is different from that applied to the unclamped position, resulting in uneven force, which affects the results of the stretch film stretching test.

[0005] 2. When used in the prior art, one end of the rolled stretch film is passed through the first bracket, and then one end is placed on the surface of the winding assembly for winding. However, there is no position for placing the rolled stretch film, which makes it inconvenient to unwind and wind the stretch film. Utility Model Content

[0006] The technical problem to be solved by the utility model is to overcome the above-mentioned defects and provide a testing device for new materials.

[0007] In order to solve the above technical problems, the technical solution provided by the utility model is: a testing device for new materials, comprising a base, support plates are fixedly connected to the two ends of the front side of the upper end of the base, a fixing groove is opened on the upper end of the front side of the support plate, a reeling shaft is inserted between the fixing grooves at both ends, an auxiliary mechanism is arranged between the reeling shaft and the fixing groove, a support seat is fixedly connected to the front end of the upper side of the base, a transmission roller is inserted in the middle of the support seat, a clamping plate 1 is arranged on the upper end of the transmission roller, a lifting mechanism is arranged on the clamping plate 1, a fixing plate is fixedly connected to the rear side of the upper end of the base, a top plate is fixedly connected to the upper end between the fixing plates at both ends, and a sliding seat is fixedly connected to the two ends of the lower side of the top plate The transmission mechanism is formed on the upper and lower ends of the sled and the lower ends of the gear train is fixedly connected to the transmission mechanism, and the transmission mechanism is formed on the lower and inner ends of the sled and the gear train is fixedly connected to the transmission mechanism.

[0008] As an improvement, the auxiliary mechanism includes bearings fixedly sleeved on both ends of the unwinding shaft, a bearing seat fixedly sleeved on the outer side of the bearing, a screw threadedly connected to the upper end of the support plate, the lower end of the screw is inserted in the middle of the upper end of the bearing seat, and the bearing seat is inserted in one end of the fixed groove.

[0009] As an improvement, the lifting mechanism includes a cylinder 1 fixedly connected to the middle of the upper end of the support seat, a lower end of the cylinder is fixedly connected to the middle of the upper end of a splint, and limiting columns are fixedly connected on both sides of the upper end of the splint, and the limiting columns pass through the support seat.

[0010] As an improvement, the sliding mechanism includes a T-shaped slide plate fixedly connected to both sides of the upper end of the moving seat, and a slide groove for use with the T-shaped slide plate is opened in the middle of the lower end of the slide seat.

[0011] As an improvement, the moving mechanism includes sliders fixedly connected to the two ends of the second splint, and movable grooves for cooperating with the sliders are opened on the upper sides of the two ends of the moving seat. Cylinder 2 is fixedly connected to the top of the inner side of the moving seat, and cylinder 2 is fixedly connected to the middle of the upper end of the second splint.

[0012] Compared with the prior art, the advantages of the utility model are: 1. In the utility model, cylinder 1 drives clamp plate 1 to move downward to stably clamp the telescopic film placed on the upper end of the transmission roller, cylinder 2 can drive clamp plate 2 to move downward to clamp the compression film on the reel, clamp plate 1 and clamp plate 2 can cover and clamp the compression film, the clamping is more uniform, and the rubber pad makes the clamping more stable.

[0013] 2. In the utility model, the compressed film roll is sleeved into the middle of the unwinding shaft, and then the bearing seats at both ends of the unwinding shaft are inserted into the fixing grooves, the screws at both ends are rotated, and the screws are rotated downward and inserted into the bearing seats to fix them. When disassembling, the screws are rotated upward and the unwinding shaft is taken out forward, which is convenient and quick, and is easy to unwind the compressed film. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model is a structural schematic diagram of a new material testing device.

[0015] Figure 2 It is a right side cross-sectional view of a new material testing device of the utility model.

[0016] Figure 3 yes Figure 2 Enlarged view of area A in the middle.

[0017] Figure 4 It is a cross-sectional view of a new material testing device of the utility model.

[0018] Figure 5 yes Figure 4 Enlarged view of area B.

[0019] Figure 6 It is a partial structural cross-sectional view of a new material testing device of the utility model.

[0020] As shown in the figure: 1. Base; 2. Support plate; 3. Fixed groove; 4. Unwinding shaft; 5. Auxiliary mechanism; 51. Bearing; 52. Bearing seat; 53. Screw; 6. Support seat; 7. Transmission roller; 8. Clamp one; 9. Lifting mechanism; 91. Cylinder one; 92. Limit column; 10. Fixed plate; 11. Top plate; 12. Slide seat; 13. Moving seat; 14. Sliding mechanism; 141. T-shaped slide plate; 142. Slide groove; 15. Reel; 16. Motor; 17. Clamp two; 18. Rubber pad; 19. Moving mechanism; 191. Slider; 192. Movable groove; 193. Cylinder two; 20. Connecting seat; 21. Tension gauge; 22. Mounting plate; 23. Cylinder three. DETAILED DESCRIPTION

[0021] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0022] A testing device for new materials comprises a base 1, wherein support plates 2 are fixedly connected to the two ends of the front side of the upper end of the base 1, a fixing groove 3 is provided at the upper end of the front side of the support plate 2, a reeling shaft 4 is inserted between the fixing grooves 3 at both ends, the reeling shaft 4 is used to place a telescopic film roll, an auxiliary mechanism 5 is arranged between the reeling shaft 4 and the fixing groove 3, the auxiliary mechanism 5 comprises bearings 51 fixedly sleeved on the two ends of the reeling shaft 4, a bearing seat 52 is fixedly sleeved on the outer side of the bearing 51, a screw 53 is threadedly connected to the upper end of the support plate 2, the lower end of the screw 53 is inserted in the middle of the upper end of the bearing seat 52, the bearing seat 52 is inserted in one end of the fixing groove 3, the reeling shaft 4 can be rotated in the middle of the bearing seat 52 through the bearing 51, so as to facilitate the reeling of the telescopic film roll sleeved on the reeling shaft 4, and when installation and disassembly are required, the screw 53 can limit the bearing seat 52, so that the reeling shaft 4 can be easily installed and disassembled.

[0023] A support seat 6 is fixedly connected to the front end of the upper side of the base 1, and a transmission roller 7 is inserted in the middle of the support seat 6. A clamping plate 8 is arranged on the upper end of the transmission roller 7. The lower end of the clamping plate 8 is an arc surface used to cooperate with the transmission roller 7. A lifting mechanism 9 is arranged on the clamping plate 8. The lifting mechanism 9 includes a cylinder 91 fixedly connected to the middle of the upper end of the support seat 6, the lower end of the cylinder 91 is fixedly connected to the middle of the upper end of the clamping plate 8, and limiting columns 92 are fixedly connected to both sides of the upper end of the clamping plate 8. The limiting columns 92 run through the support seat 6, and the cylinder 91 drives the clamping plate 8 to move downward to stably clamp the telescopic film placed on the upper end of the transmission roller 7.

[0024] A fixed plate 10 is fixedly connected to the rear side of the upper end of the base 1, a top plate 11 is fixedly connected to the upper end between the two end fixed plates 10, a slide seat 12 is fixedly connected to the two ends of the lower side of the top plate 11, a moving seat 13 is arranged at the lower end of the slide seat 12, a sliding mechanism 14 is arranged between the slide seat 12 and the moving seat 13, the sliding mechanism 14 includes a T-shaped slide plate 141 fixedly connected to both sides of the upper end of the moving seat 13, a slide groove 142 used for matching the T-shaped slide plate 141 is opened in the middle of the lower end of the slide seat 12, and the moving seat 13 can slide back and forth at the lower end of the slide seat 12 through the T-shaped slide plate 141.

[0025] A reel 15 is inserted into the lower inner end of the movable seat 13 , and a motor 16 is fixedly connected to one side of the movable seat 13 . An output shaft at one end of the motor 16 is fixedly connected to one end of the reel 15 . The motor 16 drives the reel 15 to rotate, and one end of the compressed film is wound around the reel 15 .

[0026] A second clamping plate 17 is provided at the upper end of the reel 15, and a rubber pad 18 is fixedly connected to the lower end of the clamping plate 18 and the second clamping plate 17. A moving mechanism 19 is provided on the second clamping plate 17, and the moving mechanism 19 includes sliders 191 fixedly connected to the two ends of the second clamping plate 17. Movable grooves 192 for cooperating with the sliders 191 are provided on the upper sides of the two ends of the moving seat 13. A second cylinder 193 is fixedly connected to the top of the inner side of the moving seat 13. The second cylinder 193 is fixedly connected to the middle of the upper end of the second clamping plate 17. The second cylinder 193 can drive the second clamping plate 17 to move downward to clamp the compression film on the reel 15, and the rubber pad 18 makes the clamping more stable.

[0027] A connecting seat 20 is fixedly connected to the middle of the rear end of the movable seat 13, a dynamometer 21 is fixedly connected to the middle of the connecting seat 20, a mounting plate 22 is fixedly connected to the middle of the rear edge of the upper end of the base 1, a cylinder three 23 is fixedly connected to the upper front end of the mounting plate 22, and the front end of the cylinder three 23 is fixedly connected to the rear end of the dynamometer 21. After the compression film is fixed, the cylinder three 23 drives the movable seat 13 to move backward to stretch the compression film. The dynamometer 21 can measure the tension, thereby measuring the expansion and contraction performance of the compression film.

[0028] When the utility model is implemented, Figure 1-6 As shown, when in use, the compressed film roll is sleeved into the middle of the unwinding shaft 4, and then the bearing seats 52 at both ends of the unwinding shaft 4 are inserted into the fixing grooves 3, and the screws 53 at both ends are rotated, and the screws 53 are rotated downward and inserted into the bearing seats 52 to fix them. When disassembling, the screws 53 are rotated upward and the unwinding shaft 4 can be taken out forward, which is convenient and quick.

[0029] Pull one end of the compressed film backwards, and the unwinding shaft 4 facilitates the rotation and unwinding of the compressed film roll. Pass the compressed film through between the clamping plate 8 and the transmission roller 7 and then fix it on the reel 15. The motor 16 drives the reel 15 to rotate, and wind one end of the compressed film on the reel 15. Then start the cylinder 191 to drive the clamping plate 8 to move downward to stably clamp the telescopic film placed on the upper end of the transmission roller 7. The reel 15 rolls up the compressed film surface to be tensioned and flattened, and then the cylinder 2 193 can drive the clamping plate 2 17 to move downward to clamp the compressed film on the reel 15, and the rubber pad 18 makes the clamping more stable.

[0030] After the compression film is fixed, the cylinder 3 23 drives the moving seat 13 to move backward to stretch the compression film. The dynamometer 21 can measure the tension, thereby measuring the expansion and contraction performance of the compression film.

[0031] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A testing device for new materials, comprising a base (1), characterized in that: The two ends of the front side of the upper end of the base (1) are fixedly connected with a support plate (2), a fixing groove (3) is provided on the upper end of the front side of the support plate (2), a reeling shaft (4) is inserted between the two ends of the fixing groove (3), an auxiliary mechanism (5) is provided between the reeling shaft (4) and the fixing groove (3), the front end of the upper side of the base (1) is fixedly connected with a support seat (6), a transmission roller (7) is inserted in the middle of the support seat (6), a clamping plate (8) is provided at the upper end of the transmission roller (7), a lifting mechanism (9) is provided on the clamping plate (8), the rear side of the upper end of the base (1) is fixedly connected with a fixing plate (10), a top plate (11) is fixedly connected at the upper end between the two ends of the fixing plates (10), a sliding seat (12) is fixedly connected at the two ends of the lower side of the top plate (11), a moving seat (13) is provided at the lower end of the sliding seat (12), and the sliding seat (12) and the moving seat (13) are connected. A sliding mechanism (14) is arranged between the movable seat (13), a reel (15) is inserted at the lower end of the inner side of the movable seat (13), a motor (16) is fixedly connected to one side of the movable seat (13), an output shaft at one end of the motor (16) is fixedly connected to one end of the reel (15), a second clamping plate (17) is arranged at the upper end of the reel (15), a rubber pad (18) is fixedly connected to the lower end of the first clamping plate (8) and the second clamping plate (17), a moving mechanism (19) is arranged on the second clamping plate (17), a connecting seat (20) is fixedly connected to the middle of the rear end of the movable seat (13), a tensile gauge (21) is fixedly connected to the middle of the inner side of the connecting seat (20), a mounting plate (22) is fixedly connected to the middle of the rear side edge of the upper end of the base (1), a cylinder three (23) is fixedly connected to the upper end of the front side of the mounting plate (22), and the front end of the cylinder three (23) is fixedly connected to the rear end of the tensile gauge (21).

2. A new material testing device according to claim 1, characterized in that: The auxiliary mechanism (5) comprises bearings (51) fixedly sleeved on both ends of the unwinding shaft (4), a bearing seat (52) fixedly sleeved on the outer side of the bearing (51), a screw rod (53) threadedly connected to the upper end of the support plate (2), the lower end of the screw rod (53) inserted into the middle of the upper end of the bearing seat (52), and the bearing seat (52) inserted into one end of the fixed groove (3).

3. A new material testing device according to claim 1, characterized in that: The lifting mechanism (9) comprises a cylinder (91) fixedly connected to the middle of the upper end of the support seat (6); the lower end of the cylinder (91) is fixedly connected to the middle of the upper end of the clamping plate (8); both sides of the upper end of the clamping plate (8) are fixedly connected to limit columns (92); and the limit columns (92) penetrate the support seat (6).

4. A new material testing device according to claim 1, characterized in that: The sliding mechanism (14) comprises a T-shaped slide plate (141) fixedly connected to both sides of the upper end of the moving seat (13); a slide groove (142) used in conjunction with the T-shaped slide plate (141) is provided in the middle of the lower end of the sliding seat (12).

5. A new material testing device according to claim 1, characterized in that: The moving mechanism (19) comprises a slider (191) fixedly connected to the two ends of the second clamping plate (17); movable grooves (192) for cooperating with the slider (191) are provided on the upper sides of the two ends of the moving seat (13); a cylinder (193) is fixedly connected to the top of the inner side of the moving seat (13); and the cylinder (193) is fixedly connected to the middle of the upper end of the second clamping plate (17).

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