Dental floss pick strength testing device

Abstract

The utility model discloses a dental floss pick strength testing device, which relates to the technical field of dental floss pick strength testing, and comprises a box body, a gearbox is mounted on the inner side of the box body, a driving motor is mounted at the rear end of the box body, the output end of the driving motor is connected with the rear end of the gearbox, a rotating rod is mounted at the front end of the gearbox, and the rotating rod is connected with the gearbox. The rotating rod penetrates through the front wall of the box body, a clamping assembly is installed at the front end of the rotating rod and comprises a rotating seat installed at the front end of the rotating rod, and a movable groove is formed in the front face of the rotating seat. When kinetic energy is output by connecting the gearbox, the rotating seat and the driving motor, speed reduction is carried out through a gear in the gearbox, the gearbox drives the rotating rod at the output end to rotate, the rotating rod rotates to drive the rotating seat to rotate, and the rotating seat rotates to drive the movable clamping plate and the fixed clamping plate at the front end to adjust the angle. A user can conveniently adjust the detection angle according to the detection requirement of the floss pick, and the detection comprehensiveness is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of dental floss stick strength testing, in particular to a dental floss stick strength testing device. Background Art

[0002] Dental floss is a tool for cleaning teeth in people's lives. In order to ensure the quality of dental floss sticks, they need to be tested after production to check whether the strength meets the requirements.

[0003] Patent document CN218512171U discloses "a dental floss stick strength testing device, comprising a fixed platform, a support plate, a first centering fixture, a first adjusting bolt, a second centering fixture, a second adjusting bolt, a column and a weight, wherein the fixed platform is arranged at the top of the column, and there are more than two support plates, which are arranged vertically and parallelly on the fixed platform; the support plate is provided with a vertical slot, a horizontal slot, a vertical bolt hole and a horizontal bolt hole, the vertical bolt hole is arranged on the top surface of the support plate, and the end thereof is connected with the vertical slot; the horizontal bolt hole is arranged on the side of the support plate, and the end thereof is connected with the horizontal slot; the two ends of the sliding shaft of the first centering fixture are respectively connected with the first adjusting bolt, and the first adjusting bolt is arranged in the vertical bolt hole; the two ends of the sliding shaft of the second centering fixture are respectively connected with the second adjusting bolt, and the second adjusting bolt is arranged in the horizontal bolt hole.";

[0004] The aforementioned testing device lacks an internal angle adjustment structure, which causes the user to be unable to fully test the dental floss pick, thus affecting the test accuracy. Utility Model Content

[0005] The utility model aims to provide a dental floss stick strength testing device to solve the technical problem that the testing device in the prior art lacks an internal angle adjustment structure, causing the user to be unable to fully test the dental floss stick, thus affecting the test accuracy.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a dental floss stick strength testing device, comprising a box body, a gearbox is installed on the inner side of the box body, a driving motor is installed on the rear end of the box body, the output end of the driving motor is connected to the rear end of the gearbox, a rotating rod is installed on the front end of the gearbox, the rotating rod passes through the front wall of the box body, a clamping assembly is installed on the front end of the rotating rod, the clamping assembly comprises a rotating seat installed on the front end of the rotating rod, a movable groove is opened on the front side of the rotating seat, a telescopic rod is installed on the top of the rotating seat, a connecting piece is installed on the bottom end of the telescopic rod, the connecting piece moves on the inner side of the movable groove, a movable splint is installed on the front end of the connecting piece, a groove is opened on the bottom of the movable splint, a fixed splint is installed on the front side of the rotating seat, and a groove is opened on the top of the fixed splint.

[0007] Preferably, a support column is installed at the bottom of the box, and a bottom plate is installed at the bottom end of the support column.

[0008] Preferably, a mounting shell is installed on the top of the base plate, a rotating shaft is installed on the inner side of the mounting shell, a variable speed motor is installed at the rear end of the rotating shaft, a through opening is opened on the top wall of the mounting shell, a rotating wheel is installed on the outer side of the rotating shaft, a rope is wound around the outer side of the rotating wheel, the rope passes through the inner side of the through opening, and a tension sensor is installed on the top end of the rope.

[0009] Preferably, a connecting rope is connected to the top of the tension sensor.

[0010] Preferably, a fastening assembly is installed at the top end of the connecting rope, and the fastening assembly includes a concave member installed at the top end of the connecting rope, and a limiting groove is installed on the inner bottom wall of the concave member.

[0011] Preferably, a threaded ring is installed through the top wall of the concave part, a screw rod is movably installed on the inner side of the threaded ring through a thread, and a pressure plate is installed at the bottom end of the screw rod.

[0012] Preferably, a controller is installed on one side of the support column.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model is connected with a gearbox and a rotating seat. When the driving motor outputs kinetic energy, the gears inside the gearbox are used to reduce speed. The gearbox drives the rotating rod at the output end to rotate. The rotation of the rotating rod drives the rotating seat to rotate. The rotation of the rotating seat drives the movable splint and the fixed splint at the front end to adjust the angle, which is convenient for the user to adjust the detection angle according to the detection needs of the dental floss stick and ensure the comprehensiveness of the detection.

[0015] 2. The utility model is connected with a connecting groove, and the dental floss stick to be tested is placed between the movable splint and the fixed splint. The movable splint and the fixed splint limit the dental floss stick through the groove to ensure the stability of the dental floss stick. The concave part is put on the outside of the dental floss stick, and the screw rod is rotated on the inside of the threaded ring to drive the pressure plate to move downward. The pressure plate moves downward and cooperates with the concave part to tighten the other end of the dental floss stick, which is convenient for the user to install the dental floss stick. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0017] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the installation shell structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the movable splint of the utility model;

[0020] Figure 5 It is a schematic diagram of the structure of the rotating seat of the utility model.

[0021] In the figure: 1. box body; 2. gearbox; 3. drive motor; 4. rotating rod; 5. rotating seat; 6. telescopic rod; 7. connecting piece; 8. movable splint; 9. fixed splint; 10. support column; 11. bottom plate; 12. mounting shell; 13. rotating shaft; 14. variable speed motor; 15. rotating wheel; 16. rope; 17. through-hole; 18. tension sensor; 19. connecting rope; 20. concave piece; 21. limit groove; 22. threaded ring; 23. screw rod; 24. pressure plate; 25. movable groove. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of 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.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connection", "connected", and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5The utility model provides an embodiment: a dental floss stick strength testing device, comprising a box body 1, a gearbox 2 is installed on the inner side of the box body 1, a driving motor 3 is installed at the rear end of the box body 1, and the output end of the driving motor 3 is connected to the rear end of the gearbox 2, a rotating rod 4 is installed at the front end of the gearbox 2, and the rotating rod 4 passes through the front wall of the box body 1, and a clamping assembly is installed at the front end of the rotating rod 4, and the clamping assembly comprises a rotating seat 5 installed at the front end of the rotating rod 4, and a movable groove 25 is opened on the front of the rotating seat 5, and a telescopic rod 6 is installed on the top of the rotating seat 5, and a connecting member 7 is installed at the bottom end of the telescopic rod 6, and the connecting member 7 moves inside the movable groove 25, and a movable splint 8 is installed at the front end of the connecting member 7, and a groove is opened at the bottom of the movable splint 8, and a fixed splint 9 is installed on the front of the rotating seat 5, and a groove is opened on the top of the fixed splint 9;

[0025] The box body 1 fixes the gearbox 2 on the inside to ensure that the gearbox 2 is internally provided with multiple sets of gear structures. When the driving motor 3 outputs kinetic energy, the gears inside the gearbox 2 are used to reduce speed. The gearbox 2 drives the rotating rod 4 at the output end to rotate. The rotation of the rotating rod 4 drives the rotating seat 5 to rotate. The rotation of the rotating seat 5 drives the movable splint 8 and the fixed splint 9 at the front end to adjust the angle. The rotating seat 5 fixes the telescopic rod 6 to ensure the stability of the telescopic rod 6. The telescopic rod 6 fixes the connecting piece 7 at the bottom end. The connecting piece 7 is connected to the movable splint 8. The extension of the telescopic rod 6 drives the movable splint 8 to move downward. The user places the dental floss stick to be tested between the movable splint 8 and the fixed splint 9. The movable splint 8 and the fixed splint 9 limit the dental floss stick through the groove to ensure the stability of the dental floss stick.

[0026] A support column 10 is installed at the bottom of the box body 1, and a bottom plate 11 is installed at the bottom end of the support column 10. The bottom plate 11 is installed on the ground. The support column 10 fixes the box body 1 at the top.

[0027] A mounting shell 12 is installed on the top of the base plate 11, a rotating shaft 13 is installed on the inner side of the mounting shell 12, a variable speed motor 14 is installed on the rear end of the rotating shaft 13, a through hole 17 is opened on the top wall of the mounting shell 12, a rotating wheel 15 is installed on the outer side of the rotating shaft 13, a rope 16 is wound around the outer side of the rotating wheel 15, the rope 16 passes through the inner side of the through hole 17, a tension sensor 18 is installed on the top end of the rope 16, a connecting rope 19 is connected to the top end of the connecting rope 19, a fastening assembly is installed on the top end of the connecting rope 19, the fastening assembly includes a concave part 20 installed on the top end of the connecting rope 19, a limiting groove 21 is installed on the inner bottom wall of the concave part 20, a threaded ring 22 is installed on the top wall of the concave part 20, a screw rod 23 is installed on the inner side of the screw rod 22 through a thread, a pressing plate 24 is installed on the bottom end of the screw rod 23, and the base plate 11 The mounting shell 12 on the top is fixed, and the mounting shell 12 supports the inner rotating shaft 13, and the rotating shaft 13 supports the outer rotating wheel 15, and the rotating wheel 15 supports the outer rope 16. The user puts the concave part 20 on the outer side of the dental floss stick, and rotates the screw rod 23 on the inner side of the threaded ring 22 to drive the pressure plate 24 to move downward. The pressure plate 24 moves downward and cooperates with the concave part 20 to tighten the other end of the dental floss stick. During the test, the variable speed motor 14 drives the rotating shaft 13 to rotate, and the rotation of the rotating shaft 13 drives the outer rotating wheel 15 to rotate. The rotating wheel 15 reels in the rope 16, and the rope 16 drives the tension sensor 18 to move downward, and at the same time drives the fastening assembly at the top to move downward. The fastening assembly drives the dental floss stick to bend, and the tension sensor 18 detects the tension change. The worker observes in real time to determine the tension when the dental floss stick is bent, thereby inferring the strength of the dental floss stick.

[0028] A controller is installed on one side of the support column 10, and the controller controls the device to start.

[0029] Working principle: Place the dental floss stick to be tested between the movable splint 8 and the fixed splint 9. The movable splint 8 and the fixed splint 9 limit the dental floss stick through the groove to ensure the stability of the dental floss stick. The user puts the concave part 20 on the outside of the dental floss stick, and rotates the screw rod 23 on the inner side of the threaded ring 22 to drive the pressure plate 24 to move downward. The pressure plate 24 moves downward and cooperates with the concave part 20 to tighten the other end of the dental floss stick. During the test, the variable speed motor 14 runs to drive the rotating shaft 13 to rotate. The rotation of the rotating shaft 13 drives the outer rotating wheel 15 to rotate. The rotating wheel 15 reels in the rope 16. The rope 16 drives the tension sensor 18 to move downward, and at the same time drives the fastening assembly at the top to move downward. The fastening assembly drives the dental floss stick to bend. The tension sensor 18 detects the change in tension. The worker observes in real time to determine the tension when the dental floss stick is bent, thereby inferring the strength of the dental floss stick.

[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention, and any figure mark in the claims should not be regarded as limiting the claims involved.

Claims

1. A dental floss stick strength testing device, characterized in that: The invention comprises a box body (1), a gearbox (2) is installed on the inner side of the box body (1), a driving motor (3) is installed on the rear end of the box body (1), the output end of the driving motor (3) is connected to the rear end of the gearbox (2), a rotating rod (4) is installed on the front end of the gearbox (2), the rotating rod (4) passes through the front wall of the box body (1), a clamping assembly is installed on the front end of the rotating rod (4), the clamping assembly comprises a rotating seat (5) installed on the front end of the rotating rod (4), a movable groove (25) is provided on the front side of the rotating seat (5), a telescopic rod (6) is installed on the top of the rotating seat (5), a connecting piece (7) is installed on the bottom end of the telescopic rod (6), the connecting piece (7) is movable inside the movable groove (25), a movable splint (8) is installed on the front end of the connecting piece (7), a groove is provided on the bottom of the movable splint (8), a fixed splint (9) is installed on the front side of the rotating seat (5), and a groove is provided on the top of the fixed splint (9).

2. A dental floss stick strength testing device according to claim 1, characterized in that: A support column (10) is installed at the bottom of the box body (1), and a bottom plate (11) is installed at the bottom end of the support column (10).

3. A dental floss stick strength testing device according to claim 2, characterized in that: A mounting shell (12) is installed on the top of the bottom plate (11), a rotating shaft (13) is installed on the inner side of the mounting shell (12), a variable speed motor (14) is installed at the rear end of the rotating shaft (13), a through opening (17) is opened on the top wall of the mounting shell (12), a rotating wheel (15) is installed on the outer side of the rotating shaft (13), a rope (16) is wound around the outer side of the rotating wheel (15), the rope (16) passes through the inner side of the through opening (17), and a tension sensor (18) is installed at the top end of the rope (16).

4. A dental floss stick strength testing device according to claim 3, characterized in that: The top end of the tension sensor (18) is connected to a connecting rope (19).

5. A dental floss stick strength testing device according to claim 4, characterized in that: A fastening assembly is installed at the top end of the connecting rope (19), and the fastening assembly comprises a concave member (20) installed at the top end of the connecting rope (19), and a limiting groove (21) is installed on the inner bottom wall of the concave member (20).

6. A dental floss stick strength testing device according to claim 5, characterized in that: A threaded ring (22) is installed through the top wall of the concave part (20), a screw rod (23) is installed on the inner side of the threaded ring (22) through a thread, and a pressure plate (24) is installed at the bottom end of the screw rod (23).

7. A dental floss stick strength testing device according to claim 2, characterized in that: A controller is installed on one side of the support column (10).

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