Bridge rubber support sample clamping mechanism

Abstract

The utility model discloses a bridge rubber support sample clamping mechanism, and relates to the technical field of sample clamping, the bridge rubber support sample clamping mechanism comprises two clamping plates arranged on compression-shear equipment, the two clamping plates are symmetrically arranged on the compression-shear equipment up and down, and the interiors of the two clamping plates are respectively provided with a mounting groove; the driving mechanism can adjust the position of the extrusion plate, when the extrusion plate touches the rubber support sample, the rubber support sample can push the extrusion plate to move, the extrusion plate can push the connecting plate to move, the connecting plate can extrude the spring and drive the extrusion rod to move and touch the touch button, and the touch button can turn on the warning lamp. When the rubber support sample is clamped, the clamping of the rubber support sample is completed, and at the moment, a worker can turn off the motor, so that the situation that when the rubber support sample is clamped by the extrusion plate, the movement position of the extrusion plate can only be roughly judged by virtue of eye power, and the extrusion plate is easy to clamp too tightly or loosen can be reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to sample clamping field, especially bridge rubber support sample clamping mechanism. BACKGROUND

[0002] At present, the sample clamping of rubber support compression and shear test equipment mainly adopts the mode of T-shaped groove and transition connecting piece, and the main mechanism is through the T-shaped groove structure on the upper and lower pressing plates to satisfy different specifications and sizes of rubber supports, and the rubber support is fastened between the upper and lower pressing plates through T-shaped bolts, the T-shaped groove spacing does not necessarily completely satisfy the installation size of the rubber support, so it is necessary to process transition connecting pieces of different specifications to satisfy the installation of the rubber support.

[0003] A sample clamping mechanism suitable for rubber support compression and shear test equipment is disclosed by Chinese utility model (publication number: CN220120533U), which comprises two clamping parts symmetrically arranged upward and downward, the clamping part comprises a motor, a set of shaft couplings, two right-handed screw nuts, two clamping plates, two lead screws, two left-handed screw nuts and two sprockets, the two right-handed screw nuts are fixed on the two sides of one clamping plate, the two left-handed screw nuts are fixed on the two sides of the other clamping plate, the right-handed screw nut and the left-handed screw nut on the same side are screwed on the two ends of the same lead screw, the motor is connected with the right end of the lead screw on the front side through the shaft coupling, and the left ends of the two lead screws are provided with sprockets that are meshed with each other, the utility model adopts the lead screw transmission mode to make the sample clamping firm, reliable and gapless, improves the loading and unloading efficiency of the rubber support sample, greatly reduces the gap in the shear direction, and improves the control accuracy and deformation measurement accuracy.

[0004] In the implementation of the utility model, the inventor finds that at least the following problems exist in the technology, the clamping plate is controlled by the motor to clamp and fix the rubber support sample, in the use process, the staff can only rely on eyesight to roughly judge the moving position of the clamping plate to complete the clamping and fixing of the rubber support sample, but in this process, the clamping plate may be clamped too tightly to cause the rubber support sample to protrude, or there is a gap in clamping, so that the rubber support sample is loose during the experiment, therefore, the bridge rubber support sample clamping mechanism is proposed. UTILITY MODEL CONTENTS

[0005] In order to improve the problem that the staff can only rely on eyesight to roughly judge the moving position of the clamping plate to complete the clamping and fixing of the rubber support sample in the use process, but in this process, the clamping plate may be clamped too tightly to cause the rubber support sample to protrude, or there is a gap in clamping, so that the rubber support sample is loose during the experiment, the utility model provides a bridge rubber support sample clamping mechanism.

[0006] The utility model provides a bridge rubber support sample clamping mechanism, adopts the following technical scheme:

[0007] The utility model provides a bridge rubber support test piece clamping mechanism, including two clamping plates set up on the compression -shear equipment, two the clamping plate is symmetrically arranged on the compression -shear equipment, and the inside of two the clamping plate is provided with the installation groove, the inner wall of the installation groove that the inside of clamping plate opens is rotatably connected with two -way threaded rod, one end of two -way threaded rod penetrates to clamping plate outside and is fixedly connected with drive mechanism, and the both ends of two -way threaded rod outer surface are all threadedly connected with moving plate, and the bottom of moving plate is provided with sliding assembly, the upper surface of clamping plate is provided with the long strip slide groove that communicates with the installation groove, moving plate penetrates long strip slide groove inside and is fixedly connected with the installation shell, the inner wall of installation shell is fixedly installed with spring, one end of spring is fixedly installed with connecting plate, the one end away from spring of connecting plate is fixedly installed with extrusion plate, the one side close to spring of connecting plate is fixedly installed with extrusion rod, the inner wall of installation shell is fixedly installed with the touch button that is matched with extrusion rod, the upper surface of clamping plate is fixedly installed with warning light, and the touch button is electrically connected with warning light.

[0008] By adopting the above technical scheme, the position of the extrusion plate can be adjusted by the drive mechanism. When the extrusion plate touches the rubber support test sample, the rubber support test sample can push the extrusion plate to move. The extrusion plate can push the connecting plate to move. The connecting plate can extrude the spring and drive the extrusion rod to move and touch the touch button. The touch button can turn on the warning light, indicating that the clamping of the rubber support test sample is completed. At this time, the staff can turn off the motor, so that the staff can only rely on eyesight to roughly judge the moving position of the extrusion plate when the extrusion plate clamps the rubber support test sample, which is easy to cause the extrusion plate to be clamped too tightly or loosely.

[0009] Optionally, the outer surface of the clamping plate is provided with a corrosion-resistant layer.

[0010] By adopting the above technical scheme, the corrosion-resistant layer can increase the corrosion resistance of the clamping plate and prolong the service life of the clamping plate.

[0011] Optionally, the drive mechanism includes a motor fixedly connected to the outer surface of the clamping plate. The output end of the motor is fixedly installed with a first bevel gear. The first bevel gear is meshingly connected with a second bevel gear. The second bevel gear is fixedly connected with the two-way threaded rod.

[0012] By adopting the above technical scheme, the motor can drive the first bevel gear to rotate. The first bevel gear can drive the second bevel gear to rotate. The second bevel gear can drive the two-way threaded rod to rotate, which is conducive to improving the stability of the rotation of the two-way threaded rod.

[0013] Optionally, the outer side of the extrusion plate is provided with a V-shaped clamping groove. The inner wall of the V-shaped clamping groove in the interior of the extrusion plate is fixedly installed with a first anti-skid rubber pad.

[0014] By adopting the above technical scheme, the V-shaped clamping groove on the extrusion plate can conveniently clamp and fix the rubber support sample, and the first anti-skid rubber pad can increase the friction force between the extrusion plate and the rubber support sample, so that the clamping of the extrusion plate on the rubber support sample is more stable.

[0015] Optionally, the sliding assembly comprises a first sliding block, one side of the first sliding block is fixedly connected with the moving plate, and the inside of the clamping plate is provided with a first sliding groove matched with the first sliding block.

[0016] By adopting the above technical scheme, the first sliding block and the first sliding groove can limit the movement range of the moving plate, and the moving plate can move more stably.

[0017] Optionally, the outer surface of the clamping plate is fixedly provided with a protective shell, and the motor is arranged in the protective shell.

[0018] By adopting the above technical scheme, the protective shell can protect the motor, so that the motor is less likely to be damaged due to collision with external objects.

[0019] Optionally, the opposite sides of the connecting plate are fixedly provided with second sliding blocks, and the inner wall of the mounting shell is provided with second sliding grooves matched with the second sliding blocks.

[0020] By adopting the above technical scheme, the second sliding block and the second sliding groove can limit the movement range of the connecting plate, and the connecting plate can move more stably.

[0021] Optionally, the inside of the protective shell is provided with a heat dissipation groove, and the inner wall of the heat dissipation groove is fixedly provided with a heat dissipation net.

[0022] By adopting the above technical scheme, the heat generated by the motor during use can be transferred to the outside through the heat dissipation groove and the heat dissipation net, and the heat dissipation net can reduce the entry of external dust and impurities into the inside of the protective shell.

[0023] In summary, the utility model has the following beneficial effects:

[0024] 1. The motor can adjust the position of the extrusion plate. When the extrusion plate touches the rubber support sample, the rubber support sample can push the extrusion plate to move, the extrusion plate can push the connecting plate to move, the connecting plate can extrude the spring under the cooperation of the second sliding block and the second sliding groove, at the same time, the connecting plate can drive the extrusion rod to move and touch the touch button, the touch button can turn on the warning light, indicating that the clamping of the rubber support sample is completed, at this time, the staff can turn off the motor, so that when the extrusion plate clamps the rubber support sample, the movement position of the extrusion plate can only be roughly judged by eyesight, and the extrusion plate is easy to be clamped too tightly or loosely.

[0025] 2. The utility model discloses when facing different size rubber support sample, the staff can control motor start, and the motor can drive first bevel gear rotation, and first bevel gear can drive second bevel gear rotation, and second bevel gear can drive bidirectional screw rod rotation, and bidirectional screw rod can drive moving plate movement under the cooperation of first slider and first sliding slot, and moving plate can drive installation shell and extruding plate on installation shell move, thereby can hold and fix different size rubber support sample. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is the whole section structure schematic diagram of the utility model.

[0027] Figure 2 It is the utility model Figure 1 A place enlarged structure schematic diagram in.

[0028] Figure 3 It is the utility model Figure 1 B place enlarged structure schematic diagram in.

[0029] Figure 4 It is extruding plate structure schematic diagram of the utility model.

[0030] Mark explanation:

[0031] 1, clamping plate, 2, bidirectional screw rod, 3, drive mechanism, 31, motor, 32, first bevel gear, 33, second bevel gear, 4, moving plate, 5, sliding assembly, 51, first slider, 52, first sliding slot, 6, installation shell, 7, spring, 8, connecting plate, 9, extruding plate, 10, extruding rod, 11, touch button, 12, warning light, 13, anticorrosive layer, 14, first antiskid rubber pad, 15, protective shell, 16, second slider, 17, heat dissipation net. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings of the utility model embodiment in the utility model embodiment, the technical scheme of the utility model embodiment is described clearly and completely, obviously, the described embodiment only is a part of the embodiment of the utility model, but is not all the embodiment. Based on the embodiment in the utility model, all other embodiments that the person skilled in the art obtains without making creative labor are within the scope of the utility model protection. Figures 1-4 Please refer to

[0033] Figure 1 ​The utility model provides a bridge rubber support test piece clamping mechanism, including two clamping plates 1 set up on the compression shear equipment, two clamping plates 1 are symmetrically arranged on the compression shear equipment, the outer surface of two clamping plates 1 is provided with anticorrosive layer 13, anticorrosive layer 13 is epoxy phenolic paint layer, and epoxy phenolic paint has good adhesion, flexibility, wear resistance, excellent corrosion resistance, can increase the anticorrosive performance of clamping plate 1, prolong the service life of clamping plate 1.

[0034] Please refer to Figure 1 and Figure 2 The inside of two clamping plates 1 is provided with a mounting groove, the inner wall of the mounting groove in the inside of clamping plate 1 is rotatably connected with a bidirectional threaded rod 2, one end of the bidirectional threaded rod 2 penetrates to the outside of the clamping plate 1 and is fixedly connected with a driving mechanism 3, the driving mechanism 3 includes a motor 31, the motor 31 is fixedly connected with the outer surface of the clamping plate 1, the output end of the motor 31 is fixedly installed with a first bevel gear 32, the first bevel gear 32 is meshingly connected with a second bevel gear 33, and the second bevel gear 33 is fixedly connected with the bidirectional threaded rod 2.In use, the staff can start the motor 31, the motor 31 can drive the first bevel gear 32 to rotate, the first bevel gear 32 can drive the second bevel gear 33 to rotate, and the second bevel gear 33 can drive the bidirectional threaded rod 2 to rotate, thereby facilitating the stability of the rotation of the bidirectional threaded rod 2.

[0035] Please refer to Figure 1 and Figure 2 The outer surface of the clamping plate 1 is fixedly installed with a protective shell 15, the motor 31, the first bevel gear 32 and the second bevel gear 33 are arranged in the protective shell 15, the protective shell 15 can protect the motor 31, the first bevel gear 32 and the second bevel gear 33, can reduce the external object to knock into the motor 31, the first bevel gear 32 and the second bevel gear 33, cause the motor 31, the first bevel gear 32 and the second bevel gear 33 appear damage situation.The inside of the protective shell 15 is provided with a heat dissipation groove, the inner wall of the heat dissipation groove in the inside of the protective shell 15 is fixedly installed with a heat dissipation net 17, the heat generated by the motor 31, the first bevel gear 32 and the second bevel gear 33 during use can be transferred to the outside through the heat dissipation groove and the heat dissipation net 17, and simultaneously, the heat dissipation net 17 can reduce the situation that the external dust impurities enter into the inside of the protective shell 15.

[0036] Please refer to Figure 1 The outer surface of the bidirectional threaded rod 2 is screw-connected with a moving plate 4 at both ends, the bottom of the moving plate 4 is provided with a sliding assembly 5, the sliding assembly 5 includes a first sliding block 51, one side of the first sliding block 51 is fixedly connected with the moving plate 4, the inside of the clamping plate 1 is provided with a first sliding groove 52 matched with the first sliding block 51, and the first sliding block 51 and the first sliding groove 52 can limit the movement range of the moving plate 4, and simultaneously, the moving plate 4 can move more stably.

[0037] Please refer to Figure 1And Figure 3 The upper surface of the clamping plate 1 is provided with a long sliding groove in communication with the mounting groove, the moving plate 4 penetrates through the inside of the long sliding groove and is fixedly connected with the mounting shell 6, the inner wall of the mounting shell 6 is fixedly provided with the spring 7, one end of the spring 7 is fixedly provided with the connecting plate 8, the opposite sides of the connecting plate 8 are both fixedly provided with the second sliding block 16, and the inner wall of the mounting shell 6 is provided with the second sliding groove matched with the second sliding block 16. The second sliding block 16 and the second sliding groove can limit the moving range of the connecting plate 8 and make the connecting plate 8 move more stably.

[0038] Please refer to Figure 3 And Figure 4 The end, away from the spring 7, of the connecting plate 8 is fixedly provided with the extrusion plate 9, the outer side of the extrusion plate 9 is provided with a V-shaped clamping groove, and the inner wall of the V-shaped clamping groove in the inside of the extrusion plate 9 is fixedly provided with the first anti-skid rubber pad 14. The V-shaped clamping groove on the extrusion plate 9 can conveniently clamp and fix the rubber support sample, and the first anti-skid rubber pad 14 can increase the friction between the extrusion plate 9 and the rubber support sample, so that the clamping of the extrusion plate 9 on the rubber support sample is more stable.

[0039] Please refer to Figure 1 And Figure 3 The side, close to the spring 7, of the connecting plate 8 is fixedly provided with the extrusion rod 10, the inner wall of the mounting shell 6 is fixedly provided with the touch button 11 matched with the extrusion rod 10, the upper surface of the clamping plate 1 is fixedly provided with the warning lamp 12, and the touch button 11 is electrically connected with the warning lamp 12.

[0040] The implementation principle of the utility model is as follows: through the design of the clamping plate 1, the bidirectional screw rod 2, the driving mechanism 3, the motor 31, the first bevel gear 32, the second bevel gear 33, the moving plate 4, the sliding assembly 5, the first sliding block 51, the first sliding groove 52, the mounting shell 6, the spring 7, the connecting plate 8, the extrusion plate 9, the extrusion rod 10, the touch button 11, the warning lamp 12, the anticorrosive layer 13, the first anti-skid rubber pad 14, the protective shell 15, the second sliding block 16 and the heat dissipation net 17, when facing rubber support samples of different sizes, the staff can control the motor 31 to start, the motor 31 can drive the first bevel gear 32 to rotate, the first bevel gear 32 can drive the second bevel gear 33 to rotate, the second bevel gear 33 can drive the bidirectional screw rod 2 to rotate, the bidirectional screw rod 2 can drive the moving plate 4 to move under the cooperation of the first sliding block 51 and the first sliding groove 52, the moving plate 4 can drive the mounting shell 6 and the extrusion plate 9 on the mounting shell 6 to move, so that rubber support samples of different sizes can be clamped and fixed;

[0041] In the process of moving the extrusion plate 9 driven by the installation shell 6, when the extrusion plate 9 touches the rubber support sample, the rubber support sample can push the extrusion plate 9 to move, the extrusion plate 9 can push the connecting plate 8 to move, the connecting plate 8 can extrude the spring 7 under the cooperation of the second sliding block 16 and the second sliding groove, at the same time, the connecting plate 8 can drive the extrusion rod 10 to move and touch the touch button 11, the touch button 11 can open the warning lamp 12, indicating that the clamping of the rubber support sample is completed, at this time, the worker can turn off the motor 31, so that when the extrusion plate 9 clamps the rubber support sample, it can only rely on the eyesight to roughly judge the moving position of the extrusion plate 9, which is easy to cause the extrusion plate 9 to be clamped too tightly or loose.

[0042] The above is only the preferred embodiment of the present application and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features can be replaced equivalently. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A bridge rubber bearing specimen clamping mechanism comprising two clamping plates (1) arranged on a compression-shear device, characterized in that: Two said clamping plates (1) are symmetrically arranged on the press-shear equipment, two said clamping plates (1) are internally provided with mounting grooves, the inner wall of the mounting groove in the clamping plate (1) is rotatably connected with a bidirectional threaded rod (2), one end of the bidirectional threaded rod (2) penetrates to the outside of the clamping plate (1) and is fixedly connected with a driving mechanism (3), the outer surface of the bidirectional threaded rod (2) is threadedly connected with a moving plate (4) at both ends, the bottom of the moving plate (4) is provided with a sliding assembly (5), the upper surface of the clamping plate (1) is provided with a long sliding groove in communication with the mounting groove, the moving plate (4) penetrates the long sliding groove and is fixedly connected with a mounting shell (6), the inner wall of the mounting shell (6) is fixedly installed with a spring (7), one end of the spring (7) is fixedly installed with a connecting plate (8), the end of the connecting plate (8) away from the spring (7) is fixedly installed with a pressing plate (9), the side of the connecting plate (8) close to the spring (7) is fixedly installed with a pressing rod (10), the inner wall of the mounting shell (6) is fixedly installed with a touch button (11) matched with the pressing rod (10), the upper surface of the clamping plate (1) is fixedly installed with a warning light (12), the touch button (11) is electrically connected with the warning light (12).

2. The bridge rubber bearing specimen clamping mechanism according to claim 1, characterized in that: The outer surface of the clamping plate (1) is provided with a corrosion-resistant layer (13).

3. The bridge rubber bearing specimen clamping mechanism according to claim 1, wherein: The driving mechanism (3) comprises a motor (31), the motor (31) is fixedly connected with the outer surface of the clamping plate (1), the output end of the motor (31) is fixedly installed with a first bevel gear (32), the first bevel gear (32) is meshingly connected with a second bevel gear (33), the second bevel gear (33) is fixedly connected with the bidirectional threaded rod (2).

4. The bridge rubber bearing specimen clamping mechanism of claim 1, wherein: The outer side of the pressing plate (9) is provided with a V-shaped clamping groove, the inner wall of the V-shaped clamping groove in the pressing plate (9) is fixedly installed with a first anti-skid rubber pad (14).

5. The bridge rubber bearing specimen clamping mechanism of claim 1, wherein: The sliding assembly (5) comprises a first sliding block (51), one side of the first sliding block (51) is fixedly connected with the moving plate (4), the inner wall of the first sliding block (51) is fixedly connected with the second sliding block (16), the inner wall of the clamping plate (1) is provided with a first sliding groove (52) matched with the first sliding block (51).

6. The bridge rubber bearing specimen clamping mechanism according to claim 3, wherein: The outer surface of the clamping plate (1) is fixedly installed with a protection shell (15), the motor (31) is arranged in the protection shell (15).

7. The bridge rubber bearing specimen clamping mechanism of claim 1, wherein: The opposite sides of the connecting plate (8) are fixedly installed with a second sliding block (16), the inner wall of the mounting shell (6) is provided with a second sliding groove matched with the second sliding block (16).

8. The bridge rubber bearing specimen clamping mechanism of claim 6, wherein: The inner wall of the protection shell (15) is fixedly installed with a heat dissipation groove, the inner wall of the heat dissipation groove in the protection shell (15) is fixedly installed with a heat dissipation net (17).

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