Falling ball impact testing machine for testing curtain wall glass

Abstract

The utility model discloses a falling ball impact testing machine for testing curtain wall glass, and relates to the technical field of curtain wall glass testing, the falling ball impact testing machine comprises a box body, a pair of first threaded rods is rotatably connected between the inner top surface and the inner bottom surface of the box body and located at two sides of a pair of inverted L-shaped plates, and the upper surface of the box body is fixedly connected with a motor. A pair of first threaded rods are arranged on the base, a lifting plate is jointly connected to the pair of first threaded rods in a threaded mode, an electromagnet is installed on the bottom face of the lifting plate, and a steel ball is attracted to the bottom face of the electromagnet, the pair of first threaded rods can be driven to rotate by starting the motor, and the lifting plate can be driven to vertically move through rotation of the pair of first threaded rods; the steel ball can be driven to vertically move through vertical movement of the lifting plate, the falling height of the steel ball can be adjusted through the reference graduated scale, the height of the steel ball does not need to be manually adjusted, and the labor intensity of an operator is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of curtain wall glass testing, in particular to a falling ball impact testing machine for testing curtain wall glass. Background Technique

[0002] Generally, the falling ball impact testing machine is applicable to the impact strength testing of products such as plastics, ceramics, acrylic, glass, lenses, hardware, etc. The testing machine places the test product on the test bench, and a steel ball of a specified weight freely falls from a specified dropping height onto the product to impact the product, and then checks the appearance and various performances of the product.

[0003] For example, in the utility model patent with the publication number of CN208688928U, a falling ball impact testing machine is disclosed, which includes a frame, a chassis, a testing device and a fixture. The chassis includes a bottom plate and four surrounding plates. The frame is fixedly installed on the bottom plate of the chassis. There are two installation grooves on the bottom plate, and two width limit plates that move along the installation grooves are installed on the two installation grooves through bolts. A width limit plate through groove is provided in the middle of the width limit plate along the extending direction. Inside the two width limit plates, there are length limit plates that are fixed by bolts and can move along the width limit plate through groove. The two length limit plates are both L-shaped and arranged oppositely. The testing device includes a testing frame slidably installed on the frame, a testing head fixedly installed at the end of the testing frame, an infrared positioning instrument and a steel ball. The infrared positioning instrument is installed at the center position of the testing head, and an electromagnet is installed on the testing head.

[0004] However, when this utility model is in use, it is necessary to manually adjust the height of the steel ball, which increases the labor intensity of the operator and has a poor use effect. Content of the Utility Model

[0005] Aiming at the deficiencies of the prior art, the utility model provides a falling ball impact testing machine for testing curtain wall glass to solve the problems raised in the above background technique.

[0006] To achieve the above objectives, the present utility model is realized through the following technical solutions: A falling ball impact testing machine for testing curtain wall glass, comprising a box body. A pair of placing plates are fixedly connected to the inner bottom surface of the box body. A pair of inverted L-shaped plates are fixedly connected to the inner bottom surface of the box body and on both sides of the pair of placing plates. A plurality of second threaded rods are rotatably connected to the upper walls of the inverted L-shaped plates. The upper ends of the second threaded rods are fixedly connected with turning handles. The lower ends of the second threaded rods are rotatably connected with pressing plates. The pressing plates are located above the placing plates. A pair of first threaded rods are rotatably connected between the inner top surface and the inner bottom surface of the box body and on both sides of the pair of inverted L-shaped plates. A motor is fixedly connected to the upper surface of the box body. The upper end of the left first threaded rod penetrates through the upper wall of the box body and is fixedly connected with the driving end of the motor. The lower end of the first threaded rod penetrates through the bottom surface of the box body and is fixedly connected with a first bevel gear. A pair of limiting plates are fixedly connected to the bottom surface of the box body. A rotating shaft is rotatably connected between the pair of limiting plates. Second bevel gears are fixedly connected to both ends of the rotating shaft. The first bevel gear and the second bevel gear are meshed. A lifting plate is commonly threadedly connected to the pair of first threaded rods. An electromagnet is installed on the bottom surface of the lifting plate. A steel ball is attracted by the electromagnet on the bottom surface. A scale is fixedly connected to the inner surface of the left wall of the box body.

[0007] Preferably, a plurality of support legs are fixedly connected to the bottom surface of the box body.

[0008] Preferably, the pair of first threaded rods are symmetric to each other.

[0009] Beneficial effects

[0010] The present utility model provides a falling ball impact testing machine for testing curtain wall glass, having the following beneficial effects:

[0011] 1. Starting the motor can drive the pair of first threaded rods to rotate. By the rotation of the pair of first threaded rods, the lifting plate can be driven to move vertically. By the vertical movement of the lifting plate, the steel ball can be driven to move vertically. The falling height of the steel ball can be adjusted by referring to the scale, without manually adjusting the height of the steel ball, reducing the labor intensity of the operator;

[0012] 2. Closing the box door and turning off the electromagnet can release the steel ball. The steel ball automatically falls and impacts the curtain wall glass to complete the impact test on the curtain wall glass. The box body and the box door can prevent the fragments of the curtain wall glass from splashing onto the operator. Opening the box door can observe the impact test results of the curtain wall glass. Description of the drawings

[0013] Figure 1 It is the front view of the present utility model;

[0014] Figure 2 It is the schematic diagram of the internal structure of the front view of the present utility model.

[0015] In the figure: 1. Box body; 2. Lifting plate; 3. First threaded rod; 4. Scale; 5. Rotating handle; 6. Second threaded rod; 7. Support leg; 8. First bevel gear; 9. Second bevel gear; 10. Rotating shaft; 11. Inverted L-shaped plate; 12. Placing plate; 13. Pressing plate; 14. Limiting plate; 15. Electromagnet; 16. Steel ball; 17. Motor; 18. Box door. Specific implementation manner

[0016] Next, the technical solutions in the present invention will be clearly and completely described in conjunction with the accompanying drawings in the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments.

[0017] The directional terms mentioned in the present invention, such as "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc., are only the directions shown in the accompanying drawings. The directional terms used are for explaining and understanding the present invention, rather than indicating or implying that the device or component referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation to the present invention.

[0018] Please refer to Figure 1-2 , the present invention provides a technical solution: a falling ball impact testing machine for testing curtain wall glass, including a box body 1, a pair of placing plates 12 are fixedly connected to the inner bottom surface of the box body 1, a pair of inverted L-shaped plates 11 are fixedly connected to the inner bottom surface of the box body 1 and on both sides of the pair of placing plates 12, a plurality of second threaded rods 6 are rotatably connected to the upper walls of the inverted L-shaped plates 11, the upper ends of the second threaded rods 6 are fixedly connected with rotating handles 5, the lower ends of the second threaded rods 6 are rotatably connected with pressing plates 13, the pressing plates 13 are located above the placing plates 12, a pair of first threaded rods 3 are rotatably connected between the inner top surface and the inner bottom surface of the box body 1 and on both sides of the pair of inverted L-shaped plates 11, a motor 17 is fixedly connected to the upper surface of the box body 1, the upper end of the left first threaded rod 3 penetrates through the upper wall of the box body 1 and is fixedly connected with the driving end of the motor 17, the lower end of the first threaded rod 3 penetrates through the bottom surface of the box body 1 and is fixedly connected with a first bevel gear 8, a pair of limiting plates 14 are fixedly connected to the bottom surface of the box body 1, a rotating shaft 10 is rotatably connected between the pair of limiting plates 14, second bevel gears 9 are fixedly connected to both ends of the rotating shaft 10, the first bevel gear 8 and the second bevel gear 9 are meshed, a lifting plate 2 is commonly threadedly connected to the pair of first threaded rods 3, an electromagnet 15 is installed on the bottom surface of the lifting plate 2, a steel ball 16 is attracted to the bottom surface of the electromagnet 15, a scale 4 is fixedly connected to the inner surface of the left wall of the box body 1, a plurality of support legs 7 are fixedly connected to the bottom surface of the box body 1, and the pair of first threaded rods 3 are symmetrical to each other.

[0019] Persons skilled in the art shall electrically connect all the electrical components in this case to their adapted power supplies, and a suitable controller should be selected according to the actual situation to meet the control requirements. For the specific connection and control sequence, the electrical connection shall be completed with reference to the sequence of operation of each electrical component in the following working principle. The detailed connection means are well-known techniques in the art. The following mainly introduces the working principle and process, and no further description of electrical control will be given.

[0020] Embodiment: According to the attached drawings of the specification Figure 1-2 As can be seen, when in use, open the box door 18, place the test piece of curtain wall glass to be measured on a pair of placing plates 12. Rotating the turning handle 5 can drive the pressing plate 13 to descend. By the descent of the pressing plate 13, the curtain wall glass can be pressed tightly. By pressing the curtain wall glass tightly with the pressing plate 13, the curtain wall glass can be positioned. Starting the electromagnet 15 can adsorb the steel ball 16 on the bottom surface of the electromagnet 15. By the engagement of a pair of first bevel gears 8 and a pair of second bevel gears 9, a pair of first threaded rods 3 can be rotated simultaneously. Starting the motor 17 can drive a pair of first threaded rods 3 to rotate. By the rotation of a pair of first threaded rods 3, the lifting plate 2 can be driven to move vertically. By the vertical movement of the lifting plate 2, the steel ball 16 can be driven to move vertically. By referring to the reference scale 4, the falling height of the steel ball 16 can be adjusted. There is no need to manually adjust the height of the steel ball 16, reducing the labor intensity of the operator. Close the box door 18. Closing the electromagnet 15 can release the steel ball 16. The steel ball 16 automatically falls and impacts the curtain wall glass to complete the impact test on the curtain wall glass. The box body 1 and the box door 18 can prevent the fragments of the curtain wall glass from splashing onto the operator. Opening the box door 18 can observe the impact test result of the curtain wall glass.

[0021] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A falling ball impact tester for testing curtain wall glass, characterized in that: The invention comprises a box body (1), wherein a pair of placement plates (12) are fixedly connected to the inner bottom surface of the box body (1), a pair of inverted L-shaped plates (11) are fixedly connected to the inner bottom surface of the box body (1) and located on both sides of the pair of placement plates (12), a plurality of second threaded rods (6) are rotatably connected to the upper wall of the inverted L-shaped plates (11), a rotating handle (5) is fixedly connected to the upper end of the second threaded rod (6), a pressure plate (13) is rotatably connected to the lower end of the second threaded rod (6), and the pressure plate (13) is located above the placement plates (12), a pair of first threaded rods (3) are rotatably connected between the inner top surface and the inner bottom surface of the box body (1) and located on both sides of the pair of inverted L-shaped plates (11), a motor (17) is fixedly connected to the upper surface of the box body (1), and the upper end of the first threaded rod (3) on the left side is The first end of the first threaded rod (3) passes through the upper wall of the box (1) and is fixedly connected to the driving end of the motor (17); the lower end of the first threaded rod (3) passes through the bottom surface of the box (1) and is fixedly connected to a first bevel gear (8); the bottom surface of the box (1) is fixedly connected to a pair of limit plates (14); a rotating shaft (10) is rotatably connected inside the pair of limit plates (14); both ends of the rotating shaft (10) are fixedly connected to a second bevel gear (9); the first bevel gear (8) and the second bevel gear (9) are meshed; a lifting plate (2) is threadedly connected to the pair of first threaded rods (3); an electromagnet (15) is installed on the bottom surface of the lifting plate (2); a steel ball (16) is attracted to the bottom surface of the electromagnet (15); and a scale (4) is fixedly connected to the inner surface of the left wall of the box (1).

2. A falling ball impact tester for testing curtain wall glass according to claim 1, characterized in that: A plurality of supporting legs (7) are fixedly connected to the bottom surface of the box body (1).

3. A falling ball impact tester for testing curtain wall glass according to claim 1, characterized in that: The pair of first threaded rods (3) are symmetrical to each other.

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