CN208334060U - For testing the fixture of root canal appliance torque - Google Patents
For testing the fixture of root canal appliance torque Download PDFInfo
- Publication number
- CN208334060U CN208334060U CN201821069783.9U CN201821069783U CN208334060U CN 208334060 U CN208334060 U CN 208334060U CN 201821069783 U CN201821069783 U CN 201821069783U CN 208334060 U CN208334060 U CN 208334060U
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- root canal
- fixture
- canal appliance
- inner cylinder
- testing
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Abstract
The utility model discloses a kind of for testing the fixture of root canal appliance torque, including the fixing end fixture being separately fixed in torsion-testing tooling fixing seat, with the sliding end fixture being fixed on sliding seat, the fixing end fixture and sliding end fixture can clamp the both ends of root canal appliance respectively, then one end of root canal appliance is driven to rotate by fixture by the rotating device being fixed on fixing seat or sliding seat, to measure the peak torque and deflection angle of root canal appliance；The sliding end fixture includes cylindrical outer barrel and cylindrical inner cylinder, and outer cylinder is equipped with longitudinally fixed hole, and the inner cylinder is used to clamp the other end of root canal appliance, and inner cylinder is integrally mountable in the longitudinally fixed hole of outer cylinder.It solves when stating root canal appliance and carrying out torque resistant experiment, the problem of how reliable retention being carried out to it；This test fixture can adjust the relative position between two fixtures freely to meet the test of different size root canal appliance product.
Description
Technical field
The utility model belongs to the manufacture and detection technique field of medical instrument, in particular to a kind of for testing root canal device
The fixture of tool torque.
Background technique
For guarantee root canal frustrate equal root canal therapy devices using safe, must be to the antitorque strong of root canal appliance before listing
Degree is detected, and is provided at present according to international standard ISO3630, and root canal appliance torsional strength is by measuring its peak torque and angle
Degree deflection obtains.But since root canal appliance shape is special, size is small, can not clamp, and there is presently no can be suitable for root canal device
The test equipment of tool torque and angular deflection need to design special tooling and be tested.
Utility model content
The purpose of this utility model is that: for above-mentioned prior art problem, provide a kind of for testing root canal device
The fixture of tool torque, to realize that the torque to different size root canal appliance detects.
The technical solution of the utility model be achieved in that it is a kind of for testing the fixture of root canal appliance torque, including
The fixing end fixture being separately fixed in torsion-testing tooling fixing seat, and the sliding end fixture being fixed on sliding seat, it is described
Fixing end fixture and sliding end fixture can clamp the both ends of root canal appliance respectively, then by being fixed on fixing seat or sliding seat
Rotating device by fixture drive root canal appliance one end rotate, to measure the peak torque and deflection angle of root canal appliance；
The sliding end fixture includes cylindrical outer barrel and cylindrical inner cylinder, and outer cylinder is equipped with longitudinally fixed hole, and the inner cylinder is for clamping
The other end of root canal appliance, inner cylinder are integrally mountable in the longitudinally fixed hole of outer cylinder.
The fixture described in the utility model for being used to test root canal appliance torque, the inner cylinder are provided with the inclined of a longitudinal direction
Heart hole, for fixing the other end of root canal appliance.
It is described in the utility model for testing the fixture of root canal appliance torque, be additionally provided with a longitudinal direction on inner cylinder and open
Mouthful, the longitudinal opening and eccentric orfice vertical communication.
The fixture described in the utility model for being used to test root canal appliance torque, the longitudinal opening setting are most thick in inner cylinder
Barrel position.
It is described in the utility model for testing the fixture of root canal appliance torque, be provided on the outside of the inner cylinder longitudinal
Longitudal section, and longitudal section is parallel with the longitudinal opening.
The fixture described in the utility model for being used to test root canal appliance torque, the outer wall of the outer cylinder are provided with and longitudinal direction
Fixation hole vertically through lock hole, the longitudal section of inner cylinder face lock hole in longitudinally fixed hole passes through the lock in lock hole
Determine bolt locking inner cylinder, and simultaneously compresses the root canal appliance in eccentric orfice.
The fixture described in the utility model for being used to test root canal appliance torque, the inner cylinder and root canal of the sliding end fixture
The contact portion of instrument can be processed into low brass material.
The utility model has the following beneficial effects: turning round for testing root canal appliance according to the design of root canal appliance break resistance
The fixture of square, and cooperate dedicated test tooling, have the advantages that convenient for assembly and disassembly, smoothly solves root canal appliance torque resistant
The problem of experiment；This test fixture can adjust the relative position between two fixtures freely to meet the production of different size root canal appliance
The test of product；By the way that locking ring is arranged on sliding block, so that after the position between two fixtures is adjusted in place, sliding seat and fixing seat
Between relative position fixed, avoid relative position from changing and cause measurement error；Meanwhile it being passed by introducing torque
Sensor can record the experimental data of peak torque and angle offset in due course.Power is provided by decelerating motor, and motor is anti-in real time
Feedback data can monitor torque and rotation angle when workpiece for measurement is broken.
Detailed description of the invention
Fig. 1 is the perspective view of the utility model torsion-testing tooling；
Fig. 2 is the main view of the utility model torsion-testing tooling；
Fig. 3 is the overall structure diagram of the utility model fixing end fixture；
Fig. 4 is the overall structure diagram of the utility model sliding end fixture；
Fig. 5 is the structural schematic diagram of the utility model sliding end fixture outer cylinder；
Fig. 6 is the structural schematic diagram of the utility model sliding end fixture inner cylinder.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model technology.It should be appreciated that specific embodiment described herein is only used to
It explains the utility model, is not used to limit the utility model.
As described in Fig. 1-2, the torsion-testing tooling of root canal appliance, the tooling includes mounting plate 1 and opposite setting
Fixing seat 3 and sliding seat 2 on a mounting board, the sliding seat 2 can be free to slide relative to fixing seat 1, to adjust the two
Between relative distance, be respectively arranged with corresponding sliding end fixture 5 and fixing end fixture 4 on sliding seat 2 and fixing seat 3, can will
The both ends of root canal appliance are separately fixed on the fixture, and the torsion of root canal appliance is tested by the rotation of either end fixture
Square.
Two sliding rails being parallel to each other 21 are provided on the mounting plate 1, sliding seat 2 is mounted on two sliding rails 21
On, and can be along the longitudinal sliding motion of sliding rail 21；Every sliding rail 21 is fixed on mounting plate 1 by two sliding rail support bases 23 at both ends
On；Two sides below sliding seat 2 are respectively arranged with sliding block 22, and the sliding slot cooperated with sliding rail 21 is provided on sliding block 22 (in figure not
It shows).
The sliding block 22 of every side respectively corresponds there are two settings in the direction that moves forward and backward.Make the cunning of sliding seat 2 in this way
Stability when dynamic and experiment is more preferable, avoids the occurrence of detection error.
It is provided with locking device on the sliding block 22, when sliding seat is moved to the position of setting, locking device can be passed through
Sliding seat is locked, is no longer slided.The specific locking device of the present embodiment is locking ring 24, and locking ring 24 is separately positioned on advance
With the advanced side and retrogressing side of direction of retreat sliding block 22.The stability of sliding seat 2 after further making locking in this way is stronger,
Further avoid detection error.
It is additionally provided with sliding riser 25 on sliding seat 2, slides and is provided with through-hole (being not shown on the way), the cunning on riser 25
The rear side of dynamic riser 25 is equipped with decelerating motor 26, and the shaft of decelerating motor 26 passes through through-hole, and the sliding end fixture 5 is mounted on
In the shaft of decelerating motor 26, sliding end fixture 5 is driven to rotate by shaft.
As shown in figure 3, the structure of the fixing end fixture 4 are as follows: including lower lock block 41 and upper holder block 42, upper holder block 41 passes through
Briquetting bolt 421 is connect with lower lock block 41, can by briquetting bolt 421 adjust the distance between upper holder block 42 and lower lock block 41 and
Elasticity, one end of root canal appliance can be snapped into the front end for being fixed on upper holder block 42 and lower lock block 41.
The alignment of the front end of lower lock block 41 and upper holder block 42, and be provided in the front end of lower lock block 42 for demarcating root canal appliance
Any one side side end face of the calibration cushion block 43 of position, calibration cushion block 43 is located at the left and right midline of lower lock block 42, root canal appliance
When fixed, it is close to side end face described in calibration cushion block 43, to guarantee that root canal appliance is located at centre, torsion-testing will not be carried out again
When, because of the bias of root canal appliance, and influence the accuracy of test.
Calibration cushion block 43 is provided with vertical kidney slot 431, and passes through kidney slot 431 by cushion block bolt 432 and be fixed on
On lower lock block 42, calibration cushion block 43 is the angled end-face 433 with certain gradient, calibration by the end face upper design of root canal appliance
The outer surface of cushion block 43 is by being set as slope surface 434 by root canal appliance one end.The purpose being arranged in this way is, can advise for different-diameter
The root canal appliance of lattice is adjusted, and when root canal appliance is relatively large in diameter, can be moved down calibration cushion block 43, angled end-face 433 will at this time
It can be abutted with root canal appliance, because of gradient possessed by angled end-face 433, so that the contact point of angled end-face 433 and root canal appliance
Outer shifting is also just able to maintain the midline that larger-diameter root canal appliance is always positioned at fixing end fixture 4 in this way, thoroughly avoids root canal
There is eccentric phenomenon after instrument is fixed.
The top surface of lower lock block 41 is set as the cascaded surface of continuous three step from front end to rear end, and upper holder block 42 is can be under
Briquetting cascaded surface is at a fully engaged for L-shaped structure, in the case where lower lock block 41 and upper holder block 42 are in closed state, the water of upper holder block 42
The top surface in flat portion 422 is flushed with the third cascaded surface 413 of 41 rear end of lower lock block, before the bottom surface of vertical portion 423 and lower lock block 41
The first completely contact of cascaded surface 411 is held, the front end face of vertical portion 423 and the front end face of lower lock block flush.The purpose being arranged in this way
It is, so that the phenomenon that upper holder block 42 is not in rotation during elastic with briquetting bolt 421, this is in clamping root canal
When instrument, the stability of root canal appliance is kept to provide guarantee.
The bottom surface of 422 free end of horizontal part of the upper holder block 42 is provided with downward boss 424, the boss 424
Width is of same size with upper holder block 42, so that being formed between the bottom surface of horizontal part 422 and the second cascaded surface 412 of lower lock block 41
Cavity 425.The purpose being arranged in this way is, avoids the second cascaded surface 412 of the horizontal part 422 and lower lock block 41 when upper holder block 42
Between there are when dirt or sundries, form isolation, cause upper holder block 42 and lower lock block 41 to clamp not secured enough when root canal appliance.
As Figure 4-Figure 6, the structure of sliding end fixture 5 are as follows: including cylindrical outer barrel 51 and cylindrical inner cylinder 52, outer cylinder 51
Equipped with longitudinally fixed hole 511, the inner cylinder 52 is used to clamp the other end of root canal appliance, and inner cylinder 52 is whole mountable in outer cylinder 51
Longitudinally fixed hole 511 in；Inner cylinder 52 is provided with the eccentric orfice 521 of a longitudinal direction, and eccentric orfice 521 is through-hole, for fixing root
The other end of pipe instrument, 521 inner wall of eccentric orfice are additionally provided with several evenly spaced convex stupefied or grooves, to avoid root canal appliance folder
Hold the phenomenon that having skidded in eccentric orfice 521；A longitudinal opening 522, the longitudinal opening 522 are additionally provided on inner cylinder 52
With 521 vertical communication of eccentric orfice；The most thick barrel position of inner cylinder 52 is arranged in longitudinal opening 522；The outside of inner cylinder 52 is provided with
Longitudinal longitudal section 523, and longitudal section 523 is parallel with the longitudinal opening 522；The outer wall of outer cylinder 51 is provided with solid with longitudinal direction
Determine hole 511 vertically through lock hole 512, the longitudal section 523 of inner cylinder 52 face lock hole 512 in longitudinally fixed hole 511, lead to
The locking bolt 513 crossed in lock hole 512 locks inner cylinder 52, and simultaneously compresses the root canal appliance in eccentric orfice 521, locks spiral shell
513 front end of bolt forms powerful suppressing action to the longitudal section 523 of inner cylinder 52, so that inner cylinder 52 forms circumferential direction to root canal appliance
Occlusal contact condition, to achieve the purpose that fixed root canal appliance.
Above-mentioned fixing end fixture 4 and sliding end fixture 5 can be set to low brass material with root canal appliance contact portion.
After the both ends of root canal appliance complete fixed with fixing end fixture 4 and sliding end fixture 5 respectively, it can start into
The corresponding torsion-testing of row.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (7)
1. a kind of for testing the fixture of root canal appliance torque, it is characterised in that: solid including being separately fixed at torsion-testing tooling
Fixing end fixture in reservation, and the sliding end fixture being fixed on sliding seat, the fixing end fixture and sliding end fixture can
The both ends of root canal appliance are clamped respectively, and root is then driven by fixture by the rotating device being fixed on fixing seat or sliding seat
One end of pipe instrument rotates, to measure the peak torque and deflection angle of root canal appliance；The sliding end fixture includes cylinder
Outer cylinder and cylindrical inner cylinder, outer cylinder are equipped with longitudinally fixed hole, and the inner cylinder is used to clamp the other end of root canal appliance, and inner cylinder is whole
It is mountable in the longitudinally fixed hole of outer cylinder.
2. according to claim 1 for testing the fixture of root canal appliance torque, it is characterised in that: the inner cylinder is provided with
The eccentric orfice of one longitudinal direction, for fixing the other end of root canal appliance.
3. according to claim 2 for testing the fixture of root canal appliance torque, it is characterised in that: be additionally provided on inner cylinder
One longitudinal opening, the longitudinal opening and eccentric orfice vertical communication.
4. according to claim 3 for testing the fixture of root canal appliance torque, it is characterised in that: the longitudinal opening is set
Set the barrel position most thick in inner cylinder.
5. according to claim 4 for testing the fixture of root canal appliance torque, it is characterised in that: the outside of the inner cylinder
It is provided with longitudinal longitudal section, and longitudal section is parallel with the longitudinal opening.
6. according to claim 5 for testing the fixture of root canal appliance torque, it is characterised in that: the outer wall of the outer cylinder
Be provided with longitudinally fixed hole vertically through lock hole, the longitudal section of inner cylinder face lock hole in longitudinally fixed hole passes through
Locking bolt in lock hole locks inner cylinder, and simultaneously compresses the root canal appliance in eccentric orfice.
7. according to claim 1 for testing the fixture of root canal appliance torque, it is characterised in that: the sliding end fixture
Inner cylinder and the contact portion of root canal appliance can be processed into low brass material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821069783.9U CN208334060U (en) | 2018-07-06 | 2018-07-06 | For testing the fixture of root canal appliance torque |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821069783.9U CN208334060U (en) | 2018-07-06 | 2018-07-06 | For testing the fixture of root canal appliance torque |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208334060U true CN208334060U (en) | 2019-01-04 |
Family
ID=64786430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821069783.9U Active CN208334060U (en) | 2018-07-06 | 2018-07-06 | For testing the fixture of root canal appliance torque |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208334060U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109612821A (en) * | 2019-01-25 | 2019-04-12 | 重庆医科大学附属口腔医院 | Test device |
| CN111829578A (en) * | 2020-05-29 | 2020-10-27 | 成都博恩思医学机器人有限公司 | Instrument testing method |
| CN115015002A (en) * | 2022-05-12 | 2022-09-06 | 成都市萨尼医疗器械有限公司 | Medical root canal file thread unlocking detection device and detection method thereof |
-
2018
- 2018-07-06 CN CN201821069783.9U patent/CN208334060U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109612821A (en) * | 2019-01-25 | 2019-04-12 | 重庆医科大学附属口腔医院 | Test device |
| CN111829578A (en) * | 2020-05-29 | 2020-10-27 | 成都博恩思医学机器人有限公司 | Instrument testing method |
| CN111829578B (en) * | 2020-05-29 | 2022-03-01 | 成都博恩思医学机器人有限公司 | Instrument testing method |
| CN115015002A (en) * | 2022-05-12 | 2022-09-06 | 成都市萨尼医疗器械有限公司 | Medical root canal file thread unlocking detection device and detection method thereof |
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