CN216869841U

CN216869841U - Root canal file moment of torsion testing arrangement

Info

Publication number: CN216869841U
Application number: CN202122797731.1U
Authority: CN
Inventors: 王勇; 陈军
Original assignee: Suzhou Huarong Medical Instrument Co ltd
Current assignee: Suzhou Huarong Medical Instrument Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-07-01
Anticipated expiration: 2031-11-16

Abstract

The utility model belongs to the field of medical equipment, in particular to a root canal file torque testing device, which aims at the problem that the existing torque testing device is inconvenient to match with root canal files with different sizes and the common torque testing device is inconvenient to test the root canal files according to the shapes of the root canal files. The torque testing device can be matched with root canal files of different sizes, and the vertically arranged testing seat is more suitable for testing the root canal files.

Description

Root canal file moment of torsion testing arrangement

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a root canal file torque testing device.

Background

The root canal file is mainly used in the disposable file in the medical dentistry, there are K file and H file commonly used, generally from No. 15 to No. 40, it is white, yellow, red, blue, green, black sequentially, K file generally does and carries and draws the movements during expanding the root canal, while producing the root canal file, the assembly of the root canal file body and root canal file handle is an indispensable process, have disclosed a root canal file torque testing device through the retrieval application number 201721637667.8, including one or more fixed module and torque measurement module; each fixing module comprises a vertical plate, a fixing plate and two or more inserts embedded at the longitudinal two ends of the vertical plate and the fixing plate, and each insert is provided with an inner hole matched with the outer diameter of the file body of the root canal file; the torque measurement module includes the measuring head, be equipped with on the measuring head with root canal file handle matched with test hole, root canal file handle location set up in the test hole of measuring head, nevertheless the inconvenient not unidimensional root canal file that matches of the moment of torsion testing arrangement among the above-mentioned prior art, and according to the shape of root canal file, ordinary moment of torsion testing arrangement is inconvenient to test it.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a device for testing the torque of a root canal file.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a root canal file torque testing device comprises a testing seat, a testing power machine, a first coupling, a torque sensor, a second coupling, a rotary mounting seat and two mounting mechanisms, wherein the testing power machine is fixedly mounted on the testing seat, the first coupling is connected with the testing power machine, the torque sensor is connected onto the first coupling, the second coupling is connected with the torque sensor, a testing groove is formed in the top of the testing seat, the rotary mounting seat is rotatably mounted in the testing groove, the bottom of the rotary mounting seat is connected with the second coupling, the two mounting mechanisms are arranged on the testing seat, each mounting mechanism comprises a clamping seat, a clamping plate, a control plate, a rack, a second lead screw, a connecting plate and two fixed clamping rods, the top of the testing seat is fixedly provided with two frame plates, and the two frame plates are fixedly provided with the same connecting plate, the utility model discloses a test hole, including connecting plate, recess, fixed clamping bar, lead screw, screw rod, worm wheel, control lever, worm wheel, worm wheel, worm wheel, worm wheel, worm wheel, worm wheel, worm.

Specifically, the standing groove has been seted up at the top of rotatory mount pad, the shifting chute has all been seted up on the both sides inner wall of standing groove, slidable mounting has the grip slipper in the shifting chute, and one side fixed mounting of grip slipper has the grip block, thread groove two has been seted up to the opposite side of grip slipper, the threaded rod is installed to two internal threads of thread groove, the one end fixed mounting of threaded rod has the gear, the fixed slot has been seted up on the inner wall of test groove, slidable mounting has the control panel in the fixed slot.

Specifically, the bottom fixed mounting of control panel has the rack, rack and gear engagement, set up threaded hole on the control panel, screw hole internal thread installs lead screw two, the top of lead screw two is rotated and is connected on the connecting plate, fixed mounting has regulation seat and sprocket two on the lead screw two, sprocket two is connected with same chain with sprocket drive.

Specifically, a through hole is formed in the inner wall of the top of the fixing groove, and the second screw rod is rotatably installed in the through hole.

Specifically, one side of each of the two clamping plates is fixedly provided with an anti-slip pad.

Specifically, a sliding groove is formed in the inner wall of the moving groove, an auxiliary block is fixedly mounted on the clamping seat, and the auxiliary block is slidably mounted in the sliding groove.

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the device for testing the torque of the root canal file, the whole body is vertically arranged, so that the testing of the root canal file is facilitated, and the position of the root canal file can be quickly fixed and the torque test can be performed by placing the root canal file on the rotary mounting seat in the test groove.

(2) The device for testing the torque of the root canal file is flexible in structure and can be used for testing root canal files of different sizes.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be understood that the drawings in the following description are illustrative only, and that the structures, proportions, sizes, and other elements shown in the drawings are incorporated herein by reference in their entirety for all purposes in the present disclosure, which are not intended to limit the scope of the utility model, which is to be construed as limiting the utility model in any manner, and not necessarily for all purposes, except as technically essential.

Fig. 1 is a schematic perspective view of a torque testing device for a root canal file according to the present invention;

fig. 2 is a schematic front view of a torque testing device for a root canal file according to the present invention;

FIG. 3 is a schematic structural view of part A of a torque testing device for a root canal file according to the present invention;

fig. 4 is a schematic structural diagram of part B of the apparatus for testing file torque according to the present invention.

In the figure: 1. a test seat; 2. testing a power machine; 3. a first coupler; 4. a torque sensor; 5. a second coupler; 6. rotating the mounting seat; 7. a test slot; 8. a frame plate; 9. a connecting plate; 10. fixing the clamping rod; 11. a first screw rod; 12. a first worm; 13. a chain wheel I; 14. a second screw rod; 15. a second chain wheel; 16. an adjusting seat; 17. a gear; 18. a control panel; 19. a clamping seat; 20. a clamping plate; 21. a rack.

Detailed Description

The present invention is described in terms of particular embodiments, other advantages and features of the utility model will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the utility model and that it is not intended to limit the utility model to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a root canal file torque testing device comprises a testing base 1, a testing power machine 2, a first coupling 3, a torque sensor 4, a second coupling 5 and a rotary mounting base 6, wherein the testing power machine 2 is fixedly mounted on the testing base 1, the first coupling 3 is connected with the testing power machine 2, the torque sensor 4 is connected with the first coupling 3, the second coupling 5 is connected with the torque sensor 4, a testing groove 7 is formed in the top of the testing base 1, the rotary mounting base 6 is rotatably mounted in the testing groove 7, the bottom of the rotary mounting base 6 is connected with the second coupling 5, two frame plates 8 are fixedly mounted at the top of the testing base 1, a same connecting plate 9 is fixedly mounted on the two frame plates 8, a return testing hole is formed in the top of the connecting plate 9, grooves are formed in inner walls of two sides of the testing hole, a fixed clamping rod 10 is slidably mounted in the groove, a first thread groove is formed in one end of the fixed clamping rod 10, a first lead screw 11 is rotatably mounted in the groove, the first lead screw 11 is threadedly mounted in the first thread groove, a first worm wheel is fixedly mounted on the first lead screw 11, a control rod is rotatably mounted on the inner wall of the groove, a first worm 12 is fixedly mounted at the top end of the control rod, the first worm 12 is meshed with the first worm wheel, a first chain wheel 13 is fixedly mounted at the bottom end of the control rod, a placing groove is formed in the top of the rotary mounting seat 6, moving grooves are formed in the inner walls of the two sides of the placing groove, a clamping seat 19 is slidably mounted in the moving grooves, a clamping plate 20 is fixedly mounted on one side of the clamping seat 19, a second thread groove is formed in the other side of the clamping seat 19, a threaded rod is mounted in the second thread groove, a gear 17 is fixedly mounted at one end of the threaded rod, the inner wall of the test slot 7 is provided with a fixing groove, a control panel 18 is slidably mounted in the fixing groove, a rack 21 is fixedly mounted at the bottom of the control panel 18, the rack 21 is meshed with the gear 17, a threaded hole is formed in the control panel 18, a second screw rod 14 is mounted in the threaded hole, the top end of the second screw rod 14 is rotatably connected onto the connecting plate 9, a regulating seat 16 and a second chain wheel 15 are fixedly mounted on the second screw rod 14, and the second chain wheel 15 and the first chain wheel 13 are in transmission connection with a same chain.

In this embodiment, a through hole is formed in the inner wall of the top of the fixing groove, and the second screw rod 14 is rotatably installed in the through hole.

In this embodiment, the anti-slip pads are fixedly mounted on one side of the two clamping plates 20.

In this embodiment, a sliding groove is formed on the inner wall of the moving groove, an auxiliary block is fixedly mounted on the holder 19, and the auxiliary block is slidably mounted in the sliding groove.

In the embodiment, the root canal file is placed in the placing groove, two adjusting seats 16 are rotated, the adjusting seats 16 drive the corresponding second screw rods 14 to rotate, the second screw rods 14 drive the second chain wheels 15 to rotate while driving the control board 18 to move, the second chain wheels 15 drive the first chain wheels 13 to rotate through chains, the first chain wheels 13 drive the control rods to rotate, the control rods drive the first worms 12 to rotate, the first worms 12 drive the first screw rods 11 on the first worm wheels to rotate, the first screw rods 11 drive the corresponding fixed clamping rods 10 to move, the two fixed clamping rods 10 can clamp the root canal file, meanwhile, the control panel 18 drives the rack 21 to move, the rack 21 drives the gear 17 to rotate, the gear 17 drives the threaded rod to rotate, the threaded rod drives the clamping seat 19 to move, the clamping seat 19 drives the clamping plate 20 to move, after the rack 21 is separated from the gear 17, the clamping plate 20 can clamp and fix the bottom of the root canal file, and the testing power machine 2 and the torque sensor 4 can be used for testing torque of the root canal file.

Compared with the prior art, the utility model has the technical progress that: the torque testing device can be matched with root canal files of different sizes, and the vertically arranged testing seat 1 is more suitable for testing the root canal files.

Claims

1. The utility model provides a root canal file torque testing device, its characterized in that, includes test seat (1), test engine (2), first shaft coupling (3), torque sensor (4), second shaft coupling (5), rotatory mount pad (6) and two installation mechanisms, test engine (2) fixed mounting is on test seat (1), first shaft coupling (3) are connected with test engine (2), torque sensor (4) are connected on first shaft coupling (3), second shaft coupling (5) are connected with torque sensor (4), test groove (7) have been seted up at the top of test seat (1), rotatory mount pad (6) rotate and install in test groove (7), the bottom of rotatory mount pad (6) is connected with second shaft coupling (5), two installation mechanisms all set up on test seat (1), the installation mechanism comprises a clamping seat (19), a clamping plate (20), a control plate (18), a rack (21), a screw rod II (14), a connecting plate (9) and two fixing clamping rods (10), wherein the top of the test seat (1) is fixedly provided with two frame plates (8), the two frame plates (8) are fixedly provided with the same connecting plate (9), the top of the connecting plate (9) is provided with a return test hole, the inner walls of the two sides of the test hole are provided with grooves, the fixing clamping rods (10) are slidably arranged in the grooves, one end of each fixing clamping rod (10) is provided with a thread groove I, a screw rod I (11) is rotatably arranged in each groove, the screw rod I (11) is in each thread groove I, a worm wheel I is fixedly arranged on the screw rod I (11), the control rod is rotatably arranged on the inner wall of each groove, and a worm I (12) is fixedly arranged at the top end of each control rod, the first worm (12) is meshed with the first worm wheel, and a first chain wheel (13) is fixedly mounted at the bottom end of the control rod.

2. The root canal file torque testing device of claim 1, wherein a placing groove is formed in the top of the rotary mounting seat (6), moving grooves are formed in inner walls of two sides of the placing groove, the clamping seat (19) is slidably mounted in the moving grooves, the clamping plate (20) is fixedly mounted on one side of the clamping seat (19), a second threaded groove is formed in the other side of the clamping seat (19), a threaded rod is internally threaded in the second threaded groove, a gear (17) is fixedly mounted at one end of the threaded rod, a fixing groove is formed in the inner wall of the test groove (7), and a control plate (18) is slidably mounted in the fixing groove.

3. The file torque testing device according to claim 2, wherein a rack (21) is fixedly installed at the bottom of the control plate (18), the rack (21) is meshed with the gear (17), a threaded hole is formed in the control plate (18), a second screw rod (14) is installed in the threaded hole, the top end of the second screw rod (14) is rotatably connected to the connecting plate (9), an adjusting seat (16) and a second sprocket wheel (15) are fixedly installed on the second screw rod (14), and the second sprocket wheel (15) and the first sprocket wheel (13) are in transmission connection with the same chain.

4. The file torque testing device according to claim 3, wherein the top inner wall of the fixing groove is provided with a through hole, and the second screw rod (14) is rotatably installed in the through hole.

5. The file torque testing device according to claim 1, wherein a non-slip pad is fixedly mounted on one side of each of the two holding plates (20).

6. The torque testing device for the root canal file according to claim 2, wherein a sliding groove is formed on the inner wall of the moving groove, an auxiliary block is fixedly mounted on the holder (19), and the auxiliary block is slidably mounted in the sliding groove.