Falling ball impact tester

Abstract

The utility model discloses a falling ball impact tester, which comprises a bearing plate, a limiting side plate, a placing plate, a strip side plate, a mounting plate I, a screw rod, a lifting block, a mounting plate II and a motor, and is characterized in that an anti-glare panel is placed on the placing plate, an electromagnet is powered off, and a falling ball falls off, so that the falling ball impact test can be carried out on the anti-glare panel. When impact experiments need to be carried out on different positions of the anti-glare panel, bolts are loosened, so that the bolts do not abut against the long-strip-shaped side plates in a fastened mode any more, the placing plate can be adjusted on the bearing plate in a sliding mode, and the impact experiments can be conveniently carried out on the different positions of the anti-glare panel; the overall structural strength between the containing plate and the bearing plate can be guaranteed, it is guaranteed that the containing plate cannot deform after being impacted by falling balls many times, the reliability of the device is improved, the motor drives the screw to rotate, lifting of the lifting block can be achieved, and therefore the height of the falling balls on the cross beam is adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to gravity experimental equipment technical field, concretely relates to a falling ball impact tester. BACKGROUND

[0002] The falling ball impact tester is a kind of experimental equipment suitable for the impact resistance strength test of products such as plastic, ceramic, acrylic, glass, lens and hardware, and the current falling ball impact tester mainly impacts the test object at low position by free fall of impact ball hoisted at high position.

[0003] The Chinese patent with the authorization announcement number CN219084657U discloses a kind of falling ball impact tester, including main frame, experimental impact ball and lifting motor, main frame lower end is fixedly equipped with the installation base for assembling buffer mechanism.The main frame of the falling ball impact tester of the utility model adopts split structure design, can replace bottom assembly pipe according to need to change maximum lifting height, so that the scope of application is more extensive;Adopt double-bar structure design, can improve structural stability, simultaneously utilize double cable design, the position of hoisting can be more diverse, impact surface can be adjusted according to need, operation is more convenient, safety is also more excellent;Adopt the design of elastically assembled guide wheel, can improve the safety of cable and reduce extrusion force.

[0004] The above prior art scheme has the following disadvantages: in the process of falling ball experiment, usually impact test is carried out on the upper, middle and lower three parts of different positions of anti-dazzle board, and the position of anti-dazzle board is inconvenient to adjust after being fixed on impact tester, so that there is certain limitation in use. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of falling ball impact tester to solve the technical problem that anti-dazzle board is inconvenient to adjust position after being fixed on impact tester in prior art.

[0006] The technical problem to be solved by the utility model can be realized by the following technical scheme:

[0007] A kind of falling ball impact tester, comprising:

[0008] Supporting plate, slidingly provided with placing plate on supporting plate, long strip side plate is fixed on both sides of placing plate, limit side plate is fixedly connected on both sides of supporting plate, limit side plate is arranged on the outside of long strip side plate, and screw bolt is penetrated and screw-connected on limit side plate, and long strip side plate is tightly abutted;

[0009] The connecting plate is fixedly connected with one side end surface of the supporting plate, a first mounting plate is fixedly connected on the connecting plate, a second mounting plate is arranged above the first mounting plate, a vertically arranged screw rod is rotationally connected between the first mounting plate and the second mounting plate, a limiting sleeve rod is arranged at the side end of the screw rod, a lifting block is threadedly connected on the screw rod and is sleeved on the limiting sleeve rod, a cross beam is fixedly connected on the side end surface of the lifting block, a ball is arranged on the cross beam, and a motor for driving the screw rod to rotate is arranged on the second mounting plate.

[0010] As a further scheme of the utility model, a long groove is formed along the length direction of the long side plate, the long groove is formed on the outer side end surface of the long side plate, a threaded hole is formed through the limiting side plate, a bolt is threadedly connected with the threaded hole, and the bolt is tightly abutted with the inner wall of the long groove through the limiting side plate.

[0011] As a further scheme of the utility model, a sliding groove is formed on the supporting plate, a sliding rail is fixedly connected on the placing plate, the sliding rail is slidingly arranged in the sliding groove, the sliding groove is a long sliding groove with a T-shaped cross section, the sliding rail is a long sliding rail with a T-shaped cross section, the sliding groove is formed through the two side end surfaces of the supporting plate, and the lower end surface of the placing plate is in contact with the upper end surface of the supporting plate.

[0012] As a further scheme of the utility model, a bearing one is embedded on the first mounting plate, and a bearing two is embedded through the second mounting plate.

[0013] As a further scheme of the utility model, the outer ring of the bearing one is fixedly connected with the first mounting plate, the outer ring of the bearing two is fixedly connected with the second mounting plate, one end of the screw rod is sleeved and fixedly connected on the inner ring of the bearing one, and the screw rod is sleeved and fixedly connected on the inner ring of the bearing two.

[0014] As a further scheme of the utility model, two limiting sleeve rods are arranged on the two sides of the screw rod, a sleeving through hole corresponding to the limiting sleeve rod is formed through the lifting block, the limiting sleeve rod is sleeved and movably arranged in the sleeving through hole, one end of the limiting sleeve rod is fixedly connected with the first mounting plate, and the other end of the limiting sleeve rod is fixedly connected with the second mounting plate.

[0015] As a further scheme of the utility model, the motor is fixedly mounted on the second mounting plate, and the driving end of the motor is coaxially fixedly connected with the screw rod.

[0016] The utility model discloses the beneficial effects of:

[0017] 1. The utility model discloses when using, place the anti -dazzle board on the placing plate, the electromagnetic iron power failure ball falls down, can carry out ball impact test to the anti -dazzle board, when needing to carry out the impact experiment to the different position of anti -dazzle board, loosen the bolt, make the bolt no longer and long strip side plate fastening abut, the placing plate can slide on the supporting plate and adjust, convenient to the different position of anti -dazzle board carries out the impact experiment, because the lower end surface of placing plate and the upper end surface of supporting plate are contacted, can ensure the overall structural strength between placing plate and supporting plate, ensure that placing plate does not deform after suffering ball impact for many times, improve the reliability of device.

[0018] 2. The utility model discloses through the motor drives the screw rod rotation, can realize the lifting of lifting piece to height adjustment of ball on crossbeam, the through -hole of setting of corresponding of setting through -hole of lifting piece is set up with the limit sleeve rod, the limit sleeve rod is set up in the through -hole of setting and moves, through setting two limit sleeve rods make the lifting of lifting piece more stable, make crossbeam and ball on crossbeam be in horizontal state, guarantee the accuracy of ball impact test result. DRAWINGS

[0019] The utility model will be further described below in combination with the drawings.

[0020] Figure 1 It is the three -dimensional structure schematic diagram of the utility model;

[0021] Figure 2 It is the connecting relation structure schematic diagram between the supporting plate and the limit side plate of the utility model;

[0022] Figure 3 It is the connecting relation structure schematic diagram between the placing plate, long strip side plate and slide rail of the utility model Figure 1 ;

[0023] Figure 4 It is the connecting relation structure schematic diagram between the placing plate, long strip side plate and slide rail of the utility model Figure 2 ;

[0024] Figure 5 It is the connecting relation structure schematic diagram between the supporting plate, limit side plate, placing plate and long strip side plate of the utility model;

[0025] Figure 6 It is the connecting relation structure schematic diagram between the connecting plate, mounting plate one, screw rod, limit sleeve rod, lifting piece, mounting plate two, motor, crossbeam and electromagnetic iron of the utility model.

[0026] In the diagram: 1. Support plate; 2. Slide groove; 3. Limiting side plate; 4. Threaded hole; 5. Placement plate; 6. Long side plate; 7. Long groove; 8. Slide rail; 9. Connecting plate; 10. Mounting plate one; 11. Screw; 12. Limiting sleeve rod; 13. Lifting block; 14. Mounting plate two; 15. Motor; 16. Crossbeam; 17. Electromagnet; 18. Drop ball; 19. Bolt. Detailed Implementation

[0027] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0028] like Figures 1-6 As shown, a falling ball impact tester includes:

[0029] Support plate 1, on which a placement plate 5 is slidably arranged, and long strip side plates 6 are fixed on both sides of the placement plate 5. Limiting side plates 3 are fixedly connected to both sides of the support plate 1. The limiting side plates 3 are located on the outside of the long strip side plates 6. Bolts 19 that penetrate and are threaded through the limiting side plates 3 and are fastened to the long strip side plates 6 are threadedly connected to them.

[0030] A connecting plate 9 is fixedly connected to one end face of a support plate 1. A mounting plate 10 is fixedly connected to the connecting plate 9. A mounting plate 2 14 is provided above the mounting plate 10. A vertically arranged screw 11 is rotatably connected between the mounting plate 10 and the mounting plate 2 14. A limit sleeve 12 is provided on the side end of the screw 11. A lifting block 13 is threaded through and threaded onto the screw 11. The lifting block 13 is threaded through and sleeved onto the limit sleeve 12. A crossbeam 16 is fixedly connected to the side end face of the lifting block 13. A drop ball 18 is provided on the crossbeam 16. A motor 15 for driving the screw 11 to rotate is provided on the mounting plate 2 14.

[0031] A long groove 7 is provided along the length of the long side plate 6. The long groove 7 is provided on the outer end face of the long side plate 6. A threaded hole 4 is provided through the limiting side plate 3. A bolt 19 is threadedly connected to the threaded hole 4. The bolt 19 passes through the limiting side plate 3 and is tightly abutted against the inner wall of the long groove 7.

[0032] The support plate 1 has a groove 2, and the placement plate 5 is fixedly connected to a slide rail 8. The slide rail 8 is slidably disposed in the groove 2. The groove 2 is a long groove with a T-shaped cross section, and the slide rail 8 is a long slide rail with a T-shaped cross section. The groove 2 is opened through both ends of the support plate 1, and the lower end of the placement plate 5 is in contact with the upper end of the support plate 1.

[0033] The bearing one is embedded on the mounting plate one 10, the bearing two is embedded through on the mounting plate two 14, the outer ring of the bearing one is fixedly connected with the mounting plate one 10, the outer ring of the bearing two is fixedly connected with the mounting plate two 14, one end of the screw rod 11 is sleeved and fixedly connected on the inner ring of the bearing one, the screw rod 11 is sleeved and fixedly connected on the inner ring of the bearing two, the limiting sleeve rod 12 is provided with two, the two limiting sleeve rods 12 are respectively arranged on the two sides of the screw rod 11, the lifting block 13 is provided with a sleeving through hole corresponding to the limiting sleeve rod 12, the limiting sleeve rod 12 is sleeved and movably arranged in the sleeving through hole, one end of the limiting sleeve rod 12 is fixedly connected with the mounting plate one 10, the other end of the limiting sleeve rod 12 is fixedly connected with the mounting plate two 14.

[0034] The motor 15 is fixedly installed on the mounting plate two 14, and a driving end of the motor 15 is coaxially fixedly connected with the screw rod 11.

[0035] The electromagnet 17 is fixedly connected on the cross beam 16, the butt joint groove is arranged on the falling ball 18, the iron block is embedded and fixedly connected in the butt joint groove, the electromagnet 17 is sleeved in the butt joint groove, and the electromagnet 17 is magnetically connected with the iron block.

[0036] In order to facilitate the personnel in the art to understand the embodiment of the scheme, the working principle of the scheme will be briefly described in combination with specific application scenarios:

[0037] In use, the anti-glare board is placed on the placing plate 5, the electromagnet 17 is powered off, and the falling ball 18 falls down, so that the falling ball impact test can be performed on the anti-glare board. When it is necessary to impact test different positions of the anti-glare board, the bolts 19 are loosened, so that the bolts 19 are no longer tightly abutted with the long side plate 6, and the placing plate 5 can slide on the supporting plate 1 for adjustment, so as to facilitate the impact test on different positions of the anti-glare board. Since the lower end surface of the placing plate 5 is in contact with the upper end surface of the supporting plate 1, the overall structural strength between the placing plate 5 and the supporting plate 1 can be ensured, the placing plate 5 will not be deformed after being subjected to the impact of the falling ball 18 for many times, the reliability of the device is improved, the screw rod 11 is driven to rotate by the motor 15, so that the lifting of the lifting block 13 can be realized, and the height of the falling ball 18 on the cross beam 16 can be adjusted. The lifting block 13 is provided with a sleeving through hole corresponding to the limiting sleeve rod 12, the limiting sleeve rod 12 is sleeved and movably arranged in the sleeving through hole, the two limiting sleeve rods 12 are arranged, so that the lifting process of the lifting block 13 is more stable, the cross beam 16 and the falling ball 18 on the cross beam 16 are in a horizontal state, and the accuracy of the falling ball impact test result is ensured.

[0038] The above several embodiments of the utility model have been described in detail, but the utility model embodiments are not limited to this, and cannot be considered as limiting the implementation range of the utility model. Any equivalent changes and improvements made within the scope of the utility model application shall still belong to the patent coverage range of the utility model.

Claims

1. A falling sphere impact tester characterized in that, The utility model relates to a ball falling device for a ball falling machine, which comprises a supporting plate (1) on which a placing plate (5) is slidably arranged, long side plates (6) are fixed on both sides of the placing plate (5), limiting side plates (3) are fixedly connected to both sides of the supporting plate (1), the limiting side plates (3) are arranged outside the long side plates (6), and bolts (19) are threadedly connected to the limiting side plates (3) and tightly abut against the long side plates (6). A connecting plate (9) is fixedly connected to one end face of the supporting plate (1), an installation plate one (10) is fixedly connected to the connecting plate (9), an installation plate two (14) is arranged above the installation plate one (10), a vertically arranged screw rod (11) is rotatably connected between the installation plate one (10) and the installation plate two (14), a limiting sleeve rod (12) is arranged at one end of the screw rod (11), a lifting block (13) is threadedly connected to the screw rod (11) and sleeved on the limiting sleeve rod (12), a cross beam (16) is fixedly connected to one side end face of the lifting block (13), a ball falling device (18) is arranged on the cross beam (16), and a motor (15) for driving the screw rod (11) to rotate is arranged on the installation plate two (14). An electromagnet (17) is fixedly connected to the cross beam (16), a butt joint groove is formed in the ball falling device (18), an iron block is embedded in and fixedly connected to the butt joint groove, the electromagnet (17) is sleeved in the butt joint groove, and the electromagnet (17) is magnetically connected to the iron block. The limiting sleeve rod (12) is arranged in two, and the two limiting sleeve rods (12) are arranged on both sides of the screw rod (11). A sleeving through hole corresponding to the limiting sleeve rod (12) is formed in the lifting block (13), and the limiting sleeve rod (12) is sleeved in the sleeving through hole. A long groove (7) is formed along the length direction of the long side plate (6), the long groove (7) is formed on the outer end face of the long side plate (6), a threaded hole (4) is formed in the limiting side plate (3), the bolt (19) is threadedly connected to the threaded hole (4), and the bolt (19) tightly abuts against the inner wall of the long groove (7) and the limiting side plate (3).

2. A ball impact tester according to claim 1, wherein A sliding groove (2) is formed in the supporting plate (1), a sliding rail (8) is fixedly connected to the placing plate (5), the sliding rail (8) is slidably arranged in the sliding groove (2), the sliding groove (2) is a long sliding groove with a T-shaped cross section, the sliding rail (8) is a long sliding rail with a T-shaped cross section, the sliding groove (2) is formed through the two end faces of the supporting plate (1), and the lower end face of the placing plate (5) is in contact with the upper end face of the supporting plate (1).

3. A ball impact tester according to claim 1, wherein A bearing one is embedded in the installation plate one (10), and a bearing two is embedded in the installation plate two (14).

4. A ball impact tester according to claim 1, wherein The outer ring of the bearing one is fixedly connected to the installation plate one (10), the outer ring of the bearing two is fixedly connected to the installation plate two (14), one end of the screw rod (11) is sleeved on and fixedly connected to the inner ring of the bearing one, and the screw rod (11) is sleeved on and fixedly connected to the inner ring of the bearing two.

5. A ball impact tester according to claim 4, wherein One end of the limiting sleeve rod (12) is fixedly connected to the installation plate one (10), and the other end of the limiting sleeve rod (12) is fixedly connected to the installation plate two (14).

6. A ball impact tester according to claim 1, wherein ​ 7. A ball impact tester according to claim 1, wherein The motor (15) is fixedly installed on the second mounting plate (14), and a driving end of the motor (15) is coaxially and fixedly connected with the screw rod (11).

Images