Impact resistance detection device for glass cover plate

Abstract

The utility model discloses a glass cover plate impact resistance detection device which comprises a detection box, the top of the detection box is fixedly provided with a winch through bolts, and a roller of the winch is wound and connected with a lifting rope; according to the lifting type sandbag lifting state positioning mechanism, the limiting slope table and the supporting base are adopted to form the lifting type sandbag lifting state positioning mechanism, the sandbag is promoted to extend to the position above the supporting base by pulling the net bag arranged on the periphery of the sandbag, and at the moment, the electric cylinder at the bottom of the limiting slope table is started to extend and is promoted to push the limiting slope table to move upwards; a T-shaped sliding block arranged on the right side of the limiting slope table slides in a T-shaped sliding groove formed in the side wall face of the supporting base, so that the slope face of the limiting slope table abuts against the inclined sandbag, the sandbag is fixed in the rising state, and compared with an existing sandbag fixing structure, the purpose of automatically lowering the sandbag can be achieved by controlling contraction of the electric cylinder; and the situation that glass fragments splash to hurt people in the glass impact resistance detection stage is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of glass performance detection, in particular to a glass cover plate impact resistance detection device. Background Art

[0002] Glass is an amorphous inorganic non-metallic material. It is generally made of a variety of inorganic minerals (such as quartz sand, borax, boric acid, barite, barium carbonate, limestone, feldspar, soda ash, etc.) as the main raw materials, and a small amount of auxiliary raw materials are added. The application scenarios vary according to the type of glass. Among them, glass products need to be tested for impact resistance before installation and use to test the rigidity, strength and installation firmness of the glass. The commonly used method is to hang a 60kg sandbag on a hanger with a rope. The length of the hanging point from the middle of the sandbag is 1.5m. When the sandbag is hanging, it is close to the center of the test glass. Pull the sandbag back. When the angle between the sandbag rope and the vertical line is 45°, suddenly let go of the sandbag so that the vertical force of the sandbag naturally hits the glass. It is qualified if there is no abnormality for 3 consecutive times.

[0003] In the prior art, publication number CN216870250U discloses a device for testing the impact resistance of air-protection guardrail glass, including a vertical support plate, a bottom plate, a hanger and a stabilizing plate; a positioning groove for inserting the test glass is reserved on the top surface of the bottom plate, a pressure plate is arranged parallel to the bottom plate, and an adjustment component for controlling the lifting and lowering of the lifting plate is arranged on the outer side of the vertical support plate; a lifting ring is fixed on the hanger, and a sand bag is hung on the lifting ring through a rope, and a hanging ring is fixed on the side of the sand bag away from the vertical support plate, and an inclined hanging plate is connected between the end of the stabilizing plate and the hanger, and a plug hole is reserved on the side of the lower end of the hanging plate, and a plug pin is arranged on the plug hole. The detection device provided by the utility model can realize the rapid disassembly and assembly of the test glass, is simple to operate, and improves the detection efficiency; the sand bag is fixed at the plug hole on the side of the hanging plate by using a positioning pin, which can ensure that the angle of raising and lowering the sand bag is consistent during each test, thereby ensuring the detection accuracy.

[0004] In the above scheme, the raising and lowering of the sandbags need to be manually operated by the staff. Since some unqualified glass products are very likely to cause debris to splash during the impact resistance testing stage, there are certain safety hazards.

[0005] To this end, a glass cover plate impact resistance detection device is proposed, which has the advantages of strong versatility and good protection effect, thereby solving the problems in the above-mentioned background technology. Utility Model Content

[0006] The utility model aims to solve the shortcomings in the prior art and proposes a glass cover plate anti-impact detection device.

[0007] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a glass cover anti-impact detection device comprises a detection box, a winch is fixedly installed on the top of the detection box by bolts, and a lifting rope is wound on the drum of the winch, one end of the lifting rope passes through the detection box rope buckle and is connected to a net bag, and a sandbag is arranged in the net bag, a groove is provided at the bottom of the inner side of the detection box, and a fixing seat is respectively welded on both sides of the groove, electric push rods are respectively fixed on the facing surfaces of the two fixing seats, and a clamping plate is fixedly installed on the electric push rods, a support seat is welded on the right side of the inside of the detection box, and a limited ramp is provided on the left side of the support seat, an electric cylinder is fixedly installed on the bottom of the limited ramp, and the bottom of the electric cylinder is fixedly connected to the bottom surface of the inner side of the detection box, a T-shaped slide groove is provided on the left side of the support seat, a T-shaped slider is fixedly connected to the right side of the limiting slope, and the T-shaped slider is slidably connected to the T-shaped slide groove, two guide rails are welded on the left side of the opening on the front end surface of the detection box, and an observation window is slidably installed between the two guide rails.

[0008] As a further description of the above technical solution: a motor is fixedly installed at the edge of the top surface of the detection box, and the output end of the motor passes through the detection box and is fixedly connected to a screw, the outer cover of the screw is connected to a cylinder shell, and the cylinder shell is welded to the inner top surface of the detection box, the surface of the screw is threadedly connected with a threaded sleeve, and one end of the threaded sleeve passes through the cylinder shell and is fixedly connected to a U-shaped clamp frame, and the U-shaped clamp frame is located directly above the groove.

[0009] As a further description of the above technical solution: a limit plate is welded to the inner side surface of the detection box corresponding to the observation window, and a part of the limit plate extends to the outside of the detection box.

[0010] As a further description of the above technical solution: a strip-shaped easing opening is provided on the right side of the cylinder shell corresponding to the threaded sleeve, and the inner bottom of the cylinder shell is connected to the bottom of the screw through a bearing seat.

[0011] As a further description of the above technical solution: the top surface of the limiting slope is provided with a slope corresponding to the sandbag.

[0012] As a further description of the above technical solution: the guide rail cross-section is a U-shaped structure, the top and bottom ends of the observation window extend to the inside of the guide rail respectively, and the part of the observation window extending to the inside of the guide rail is rollingly installed with guide wheels, and tempered glass is embedded in the inside of the observation window.

[0013] The utility model has the following beneficial effects:

[0014] In the utility model, a limit ramp and a support seat are used to form a lifting sandbag raising state positioning mechanism. By pulling the net bag arranged on the outer periphery of the sandbag, the sandbag is urged to extend to the top of the support seat. At this time, the electric cylinder at the bottom of the limit ramp is started to extend, prompting the electric cylinder to push the limit ramp upward, and the T-shaped sliding block arranged on the right side of the limit ramp slides with the T-shaped sliding groove arranged on the side wall of the support seat, so that the slope of the limit ramp is against the inclined sandbag, so that the sandbag is fixed in the raised state. Compared with the existing sandbag fixing structure, the purpose of automatically lowering the sandbag can be achieved by controlling the contraction of the electric cylinder, thereby avoiding the situation in which glass fragments splash and injure people in the glass impact resistance detection stage;

[0015] In the utility model, the bottom of the glass cover plate to be tested is inserted into the groove, and then the electric push rods symmetrically installed on both sides of the groove are started to extend, so that the clamping plates fixed at the opposite ends of the two electric push rods are against the two sides of the glass cover plate to be tested, and then the motor is started to drive the screw to rotate, so that the threaded sleeve drives the U-shaped clamping frame to move downward during the movement along the surface of the screw. On the one hand, the glass cover plate is clamped on the basis of the clamping plate, and on the other hand, it is suitable for clamping glass cover plates of different sizes, thereby increasing the reliability of the glass cover plate to be tested in the impact resistance detection stage and the versatility of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural schematic diagram of a glass cover plate impact resistance detection device of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of a glass cover anti-impact detection device of the utility model in a raised state of a sandbag (without window installed);

[0018] Figure 3 The utility model is a schematic diagram of the limit slope and support seat structure of a glass cover anti-impact detection device.

[0019] Legend:

[0020] 1. Inspection box; 2. Observation window; 3. Winch; 4. Lifting rope; 5. Motor; 6. Cylinder shell; 7. U-shaped clamp frame; 8. Net bag; 9. Sandbag; 10. Support seat; 11. Limit ramp; 12. T-shaped slide; 13. Electric cylinder; 14. Limit plate; 15. Guide rail; 16. Fixed seat; 17. Electric push rod; 18. Clamp plate; 19. Threaded sleeve; 20. Groove; 21. Screw; 22. T-shaped slide. DETAILED DESCRIPTION

[0021] 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.

[0022] According to an embodiment of the utility model, a glass cover plate impact resistance detection device is provided.

[0023] The present invention is now further described in conjunction with the accompanying drawings and specific implementation methods. Figure 1-3As shown, according to an embodiment of the utility model, a glass cover anti-impact detection device comprises a detection box 1, a winch 3 is fixedly installed on the top of the detection box 1 by bolts, and a lifting rope 4 is wound and connected on the drum of the winch 3, one end of the lifting rope 4 passes through the detection box 1 and is connected to a net bag 8 through a rope buckle, and a sandbag 9 is arranged in the net bag 8, a groove 20 is opened at the bottom of the inner side of the detection box 1, and a fixing seat 16 is respectively welded on both sides of the groove 20, electric push rods 17 are respectively fixed on the facing surfaces of the two fixing seats 16, and a clamping plate 18 is fixedly installed on the electric push rod 17, a support seat 10 is welded on the right side of the inside of the detection box 1, and a limited slope platform 11 is arranged on the left side of the support seat 10, an electric cylinder 13 is fixedly installed on the bottom of the limited slope platform 11, and the electric cylinder 13 The bottom is fixedly connected to the inner bottom surface of the detection box 1, a T-shaped slide groove 12 is opened on the left side of the support seat 10, a T-shaped slider 22 is fixedly connected to the right side of the limiting slope 11, and the T-shaped slider 22 is slidably connected to the T-shaped slide groove 12, and two guide rails 15 are welded to the left side of the opening on the front end surface of the detection box 1, and an observation window 2 is slidably installed between the two guide rails 15, and the net bag 8 arranged on the outer periphery of the traction sandbag 9 is prompted to extend to the top of the support seat 10. At this time, the electric cylinder 13 at the bottom of the limiting slope 11 is started to extend, prompting the electric cylinder 13 to push the limiting slope 11 upward, and the T-shaped slider 22 arranged on the right side of the limiting slope 11 slides with the T-shaped slide groove 12 opened on the side wall of the support seat 10, so that the slope of the limiting slope 11 is aligned with the inclined sandbag 9 The sandbag 9 is fixed in the raised state. When the sandbag 9 is lowered, the observation window 2 slidably installed between the two guide rails 15 is first pushed to make the right side of the observation window 2 connect with the limit plate 14, so as to shield and protect the impact resistance detection area of ​​the glass cover to be tested. Then, the electric cylinder 13 is started to shrink through the matching control switch, so that the limit ramp 11 is separated from the support of the sandbag 9, until the sandbag 9 swings under the action of gravity and collides with the glass cover to be tested, so as to realize the impact resistance detection of the glass cover. Compared with the existing sandbag 9 fixed structure, the sandbag 9 can be automatically lowered by controlling the contraction of the electric cylinder 13, so as to avoid the situation that glass fragments splash and injure people during the glass impact resistance detection stage. The winch 3 motor 5 electric push rod 17 and the electric In this patent, we only use the cylinder 13, and do not improve its structure and function. For those skilled in the art, the setting method, installation method and electrical connection method can be debugged and operated according to the requirements of its instruction manual, and will not be described in detail here. The electric push rod 17 of the winch 3 motor 5 and the electric cylinder 13 are all provided with a control switch matched therewith. The installation position of the control switch is selected according to the actual use requirements, so that the operator can operate and control it. In order to achieve the purpose of stable lowering of the sandbag 9, the stroke of the electric cylinder 13 is preferably such that the highest point of the limit ramp 11 is flush with the top surface of the support seat 10. The setting of the net bag 8 can wrap the sandbag 9 to prevent the sandbag 9 from being pulled by external force and ruptured.

[0024] In one embodiment, a motor 5 is fixedly installed at the edge of the top surface of the detection box 1, and the output end of the motor 5 penetrates the detection box 1 and is fixedly connected to a screw rod 21. The outer cover of the screw rod 21 is connected to a cylinder shell 6, and the cylinder shell 6 is welded to the inner top surface of the detection box 1. The surface of the screw rod 21 is threadedly connected to a threaded sleeve 19, and one end of the threaded sleeve 19 penetrates the cylinder shell 6 and is fixedly connected to a U-shaped clamp frame 7. The U-shaped clamp frame 7 is located directly above the groove 20. By inserting the bottom of the glass cover to be tested into the groove 20, and then starting the electric push rods 17 symmetrically installed on both sides of the groove 20 to extend, the two electric push rods 17 facing each other are fixedly connected. The clamping plate 18 is pressed against two surfaces of the glass cover plate to be tested, and then the motor 5 is started to drive the screw 21 to rotate, so that the threaded sleeve 19 drives the U-shaped clamping frame 7 to move downward along the surface of the screw 21 until the U-shaped clamping frame 7 is clamped with the top of the glass cover plate to be tested, and then the winch 3 is started to unwind the lifting rope 4, so that the sandbag 9 connected with the net bag 8 on the lifting rope 4 can be connected with the middle part of the glass cover plate to be tested. On the one hand, the glass cover plate is clamped on the basis of the clamping plate 18, and on the other hand, it is suitable for clamping glass cover plates of different sizes, thereby increasing the reliability of the glass cover plate to be tested in the impact resistance detection stage and the versatility of the device.

[0025] In one embodiment, a limit plate 14 is welded to the inner side of the detection box 1 corresponding to the observation window 2, and a portion of the limit plate 14 extends to the outside of the detection box 1. The observation window 2 is limited by the setting of the limit plate 14 to shield and protect the glass cover detection area.

[0026] In one embodiment, a strip-shaped clearance opening is provided on the right side of the cylinder shell 6 corresponding to the threaded sleeve 19, and the inner bottom of the cylinder shell 6 is connected to the bottom of the screw rod 21 through a bearing seat, so as to make way for the threaded sleeve 19.

[0027] In one embodiment, the top surface of the limiting slope 11 is provided with a slope corresponding to the sandbag 9. The setting of the slope has a limiting function on the one hand, and can adapt to the contour of the sandbag 9 on the other hand, thereby achieving a reliable connection with the sandbag 9.

[0028] In one embodiment, the cross-section of the guide rail 15 is a U-shaped structure, the top and bottom ends of the observation window 2 extend to the inside of the guide rail 15 respectively, and the part of the observation window 2 extending to the inside of the guide rail 15 is rollingly installed with guide wheels, and tempered glass is embedded in the inside of the observation window 2, that is, the observation window 2 and the guide rail 15 are connected by a sliding and rolling method to increase the smoothness of the movement of the observation window 2.

[0029] Working principle:

[0030] When in use, the bottom of the glass cover to be tested is inserted into the groove 20, and then the electric push rods 17 symmetrically installed on both sides of the groove 20 are started to extend, so that the clamping plates 18 fixed at the opposite ends of the two electric push rods 17 are against the two sides of the glass cover to be tested, and then the motor 5 is started to drive the screw 21 to rotate, so that the threaded sleeve 19 drives the U-shaped clamping frame 7 to move downward along the surface of the screw 21 until the U-shaped clamping frame 7 is clamped with the top of the glass cover to be tested, and then the winch 3 is started to unwind the lifting rope 4, so that the sandbag 9 connected with the net bag 8 on the lifting rope 4 can be connected with the middle part of the glass cover to be tested. By pulling the net bag 8 arranged on the outer periphery of the sandbag 9, the sandbag 9 is urged to extend to the top of the support seat 10. At this time, the electric cylinder 13 at the bottom of the limit ramp 11 is started to extend, so that the electric cylinder 13 The limiting ramp 11 is pushed upward, and the T-shaped slider 22 arranged on the right side of the limiting ramp 11 slides with the T-shaped slide groove 12 opened on the side wall of the support seat 10, so that the slope of the limiting ramp 11 is against the inclined sandbag 9, so that the sandbag 9 is fixed in the raised state. When the sandbag 9 is lowered, the observation window 2 slidably installed between the two guide rails 15 is first pushed, so that the right side of the observation window 2 is connected with the limiting plate 14, and the impact resistance detection area of ​​the glass cover to be tested is shielded and protected, and then the electric cylinder 13 is started to retract through the matching control switch, so that the limiting ramp 11 is separated from the support of the sandbag 9, until the sandbag 9 swings under the action of gravity and collides with the glass cover to be tested, and collides back and forth three times, and observe whether there is any damage on the surface of the glass cover to be tested.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A glass cover plate impact resistance detection device, comprising a detection box (1), characterized in that: A winch (3) is fixedly installed on the top of the detection box (1) by bolts, and a lifting rope (4) is wound and connected to the drum of the winch (3), one end of the lifting rope (4) passes through the detection box (1) and is connected to a net bag (8), and a sandbag (9) is arranged in the net bag (8), a groove (20) is opened at the bottom of the inner side of the detection box (1), and a fixing seat (16) is respectively welded on both sides of the groove (20), and electric push rods (17) are respectively fixed on the facing surfaces of the two fixing seats (16), and a clamping plate (18) is fixedly installed on the electric push rod (17), and a right side of the inside of the detection box (1) is welded A support seat (10) is provided with a limit ramp (11) on the left side of the support seat (10), an electric cylinder (13) is fixedly installed at the bottom of the limit ramp (11), and the bottom of the electric cylinder (13) is fixedly connected to the inner bottom surface of the detection box (1), a T-shaped slide groove (12) is opened on the left side of the support seat (10), a T-shaped slider (22) is fixedly connected to the right side of the limit ramp (11), and the T-shaped slider (22) is slidably connected to the T-shaped slide groove (12), two guide rails (15) are welded on the left side of the opening of the front end surface of the detection box (1), and an observation window (2) is slidably installed between the two guide rails (15).

2. The glass cover plate impact resistance detection device according to claim 1, characterized in that: A motor (5) is fixedly mounted on the edge of the top surface of the detection box (1), and the output end of the motor (5) passes through the detection box (1) and is fixedly connected to a screw rod (21). The outer cover of the screw rod (21) is connected to a cylinder shell (6), and the cylinder shell (6) is welded to the inner top surface of the detection box (1). The surface of the screw rod (21) is threadedly connected to a threaded sleeve (19), and one end of the threaded sleeve (19) passes through the cylinder shell (6) and is fixedly connected to a U-shaped clamp frame (7). The U-shaped clamp frame (7) is located directly above the groove (20).

3. The glass cover plate impact resistance detection device according to claim 1, characterized in that: A limiting plate (14) is welded to the inner side surface of the detection box (1) corresponding to the observation window (2), and a portion of the limiting plate (14) extends to the outside of the detection box (1).

4. The glass cover plate impact resistance detection device according to claim 2, characterized in that: A strip-shaped opening is provided on the right side of the cylindrical shell (6) corresponding to the threaded sleeve (19), and the inner bottom of the cylindrical shell (6) is connected to the bottom of the screw rod (21) via a bearing seat.

5. The glass cover plate impact resistance detection device according to claim 1, characterized in that: The top surface of the position limiting slope platform (11) is provided with a slope surface corresponding to the sandbag (9).

6. The glass cover plate impact resistance detection device according to claim 1, characterized in that: The guide rail (15) has a U-shaped cross-section, the top and bottom ends of the observation window (2) extend to the inside of the guide rail (15) respectively, and the portion of the observation window (2) extending to the inside of the guide rail (15) is rotatably mounted with guide wheels, and tempered glass is embedded and mounted inside the observation window (2).

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