CN202537694U - Micro testing system for measuring stress in tooth drilling process - Google Patents
Micro testing system for measuring stress in tooth drilling process Download PDFInfo
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- CN202537694U CN202537694U CN2012201581893U CN201220158189U CN202537694U CN 202537694 U CN202537694 U CN 202537694U CN 2012201581893 U CN2012201581893 U CN 2012201581893U CN 201220158189 U CN201220158189 U CN 201220158189U CN 202537694 U CN202537694 U CN 202537694U
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- ring beam
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Abstract
The utility model discloses a micro testing system for measuring stress in a tooth drilling process, which is used for solving the problem that drilling force on teeth cannot be measured in a medical testing or dentist culturing process. The system comprises a base (1), an end cover (2), simulation teeth (3), an end cover bolt (4), a fixing bolt (5), a cross-shaped ring beam (6), an annular gasket (7) and a strain foil (8). The system plays an important role in promoting the technical development in the field of oral medicine measuring equipment.
Description
Technical field
This utility model relates to the testing equipment in a kind of stomatology field, and in particular, it relates to a kind of stressed miniature test macro of tooth drilling process of measuring.
Background technology
The tooth drill bit is a kind of common equipment of medical domain; Be mainly used in treatment to various dental disorders; Because drill bit can be delivered to the very big misery that nerve causes the patient to the active force of tooth in therapeutic process, therefore the stressed miniature test macro of the measurement tooth drilling process of design special is significant for the technical development of stomatology field of measurement in medical experiment or odontologist's incubation.
Summary of the invention
This utility model is to the present situation that can't measure tooth stressing conditions in drilling process at present, provide a kind of and had easy and simple to handle, dependable performance, firm in structure, highly versatile, be easy to install, low cost of manufacture, satisfied hospital, medical equipment manufacturer, gauge manufacturer, colleges and universities, scientific research institutions and country's metering, the stressed miniature test macro of measurement tooth drilling process that quality supervised department requires.
Consult Fig. 1 to Fig. 5, for solving the problems of the technologies described above, this utility model adopts following technical scheme to be achieved.The stressed miniature test macro of measurement tooth drilling process that this utility model provided includes pedestal, end cap, simulation tooth, bolt of cover, set bolt, cross ring beam, annular gasket and foil gauge.
Pedestal is placed on the smooth table top; Eight foil gauges are pasted on the both sides up and down at four support arms middle parts of the cruciform girder of cross ring beam respectively; The cross ring beam is put into annular groove; Its bottom surface and annular groove bottom faces contact matching, annular gasket is put into annular groove, the end face face contact matching of its bottom surface and cross ring beam; End cap is put into annular groove; Four of four manholes that the end face face contact matching of its bottom surface and annular gasket, four bolts of cover are passed end cap, annular gasket and cross ring beam successively and pedestal annular groove end face are uniformly distributed with the screwed hole screw thread and are fixedly connected, and the tapped blind hole screw thread of manhole bottom the simulation tooth that set bolt passes cross ring beam middle part from bottom to top is fixedly connected.
Pedestal described in the technical scheme is made with square steel plate; Respectively process a ladder circular hole for four jiaos of pedestal, be processed with manhole in the middle of the pedestal, end face is along ladder annular groove of axis direction processing; The annular groove width equals the ring cross-section width of annular gasket; The annular groove end face is at four the round thread through holes that are uniformly distributed with of direction processing perpendicular to pedestal square limit, and diameter of ring groove is identical with cross ring beam diameter, and the annular groove degree of depth equals end cap, cross ring beam and annular gasket thickness sum.
Cross ring beam described in the technical scheme is made by circular stalloy; The cross ring beam outside and inboard are two donuts; There is cruciform girder to connect between two annulus; Outside annulus is being processed with four manholes with cruciform girder closure, and the diameter of bore of inboard annulus is greater than the diameter of set bolt.
Annular gasket described in the technical scheme is the annulus part that circular stalloy is made; The ring cross-section width of annular gasket equals the cross-sectional width of the outer toroid of cross ring beam; The edge of annular gasket is uniformly distributed with four manholes of processing, and the diameter of annular gasket is identical with cross ring beam outside circle diameter.
Simulation tooth described in the technical scheme is a shaft-like part, is welded round thread blind hole of cylinder bottom processing by a cylinder and cuboid.
End cap described in the technical scheme is made with circular steel plate; Manhole of center processing of end cap; Through-hole diameter is uniformly distributed with four manholes of processing for the twice of the cylinder diameter of simulation tooth, the edge of end cap, and the diameter of end cap is identical with the outside diameter of cross ring beam.
The beneficial effect of this utility model is:
(1) this utility model has designed the partition ring girder construction; And foil gauge placed on the crossbeam of cross ring beam; The power of different directions that can the simulation tooth is suffered is decomposed in the cross direction; Power after the decomposition can directly record through the foil gauge on the crossbeam, and host computer obtains behind the signal of foil gauge the size and Orientation of actual loading that can be through the suffered drilling process of the synthetic very easily simulation tooth of the component of cross direction.
(2) this utility model adopts annular gasket to place between end cap and the pedestal annular groove, and this design can be avoided processing circular groove in order to compress the cross ring beam in the end cap bottom surface, has reduced processing capacity, has reduced cost.
(3) the simulation tooth of this utility model adopts cylinder and cuboid combinative structure, and cuboid is adopted in the part of the force, and the profile of having copied tooth as much as possible makes drill bit be able to really reproduce with the tooth stress of tooth when difference contacts; Coupling part employing cylindrical structure is convenient to connect, and can avoid simulating the situation that squint in the stressed back of tooth and other parts generations are interfered as far as possible.
(4) major part of this utility model adopts the standard steel plate to process, and at first, standard steel plate output is big, and the machining operation is few, and production cost is lower; Secondly,, adopt the standard steel plate to have certain intensity as the important accessory of gauge, can be indeformable in life-time service, guarantee the precision of measurement, can satisfy high requirement to certainty of measurement.
Description of drawings
Fig. 1 is an installation diagram of measuring the stressed miniature test macro of tooth drilling process;
Fig. 2 is a front axonometric drawing of measuring the stressed miniature test macro of tooth drilling process;
Fig. 3 is a cutaway view of measuring the stressed miniature test macro of tooth drilling process;
Fig. 4 is a bottom surface axonometric drawing of measuring the stressed miniature test macro of tooth drilling process;
Fig. 5 measures the front axonometric drawing that the stressed miniature test macro of tooth drilling process does not comprise end cap 2;
Among the figure: 1. pedestal, 2. end cap, 3. simulation tooth, 4. bolt of cover, 5. set bolt, 6. cross ring beam, 7. annular gasket, 8. foil gauge.
The specific embodiment
Below in conjunction with accompanying drawing this utility model is done further to describe in detail:
Consult Fig. 1 to Fig. 5, measure the stressed miniature test macro of tooth drilling process and include pedestal 1, end cap 2, simulation tooth 3, bolt of cover 4, set bolt 5, cross ring beam 6, annular gasket 7 and foil gauge 8.
The square steel plate of pedestal 1 usefulness is made and is placed on the smooth table top; Respectively process a ladder circular hole for four jiaos of pedestal 1, be used for pedestal 1 and fix, be processed with manhole in the middle of the pedestal 1 with other parts; End face is along ladder annular groove of axis direction processing; Annular groove is used to install end cap 2, annular gasket 7 and cross ring beam 6, and the annular groove width equals the ring cross-section width of annular gasket 7, and the annular groove end face is at four the round thread through holes that are uniformly distributed with of direction processing perpendicular to pedestal 1 square limit; Diameter of ring groove is identical with cross ring beam 6 diameters, and the annular groove degree of depth equals end cap 2, cross ring beam 6 and annular gasket 7 thickness sums.Eight foil gauges 8 are pasted on the both sides up and down at four support arms middle parts of the cruciform girder of cross ring beam 6 respectively; Cross ring beam 6 is put into annular groove; Its bottom surface and annular groove bottom faces contact matching; Annular gasket 7 is put into annular groove; The end face face contact matching of its bottom surface and cross ring beam 6, end cap 2 is put into annular groove, the end face face contact matching of its bottom surface and annular gasket 7; Four of four manholes that four bolts of cover 4 pass end cap 2, annular gasket 7 and cross ring beam 6 successively and pedestal 1 annular groove end face are uniformly distributed with the screwed hole screw thread and are fixedly connected, and the manhole that set bolt 5 passes cross ring beam 6 middle parts from bottom to top is fixedly connected with the tapped blind hole screw thread of simulation tooth 3 bottoms.
The circular steel plate of end cap 2 usefulness is made; Can pass through the line cutting processing, manhole of center processing of end cap 2, through-hole diameter is the twice of the cylinder diameter of simulation tooth 3; The edge of end cap 2 is uniformly distributed with four manholes of processing, and the diameter of end cap 2 is identical with the outside diameter of cross ring beam 6.
Measure the method for using of the stressed miniature test macro of tooth drilling process:
Claims (6)
1. measure the stressed miniature test macro of tooth drilling process for one kind, it is characterized in that the stressed miniature test macro of described measurement tooth drilling process includes pedestal (1), end cap (2), simulation tooth (3), bolt of cover (4), set bolt (5), cross ring beam (6), annular gasket (7) and foil gauge (8);
Pedestal (1) is placed on the smooth table top; Eight foil gauges (8) are pasted on the both sides up and down at four support arms middle part of the cruciform girder of cross ring beam (6) respectively; Cross ring beam (6) is put into annular groove; Its bottom surface and annular groove bottom faces contact matching, annular gasket (7) is put into annular groove, the end face face contact matching of its bottom surface and cross ring beam (6); End cap (2) is put into annular groove; Four of four manholes that the end face face contact matching of its bottom surface and annular gasket (7), four bolts of cover (4) are passed end cap (2), annular gasket (7) and cross ring beam (6) successively and pedestal (1) annular groove end face are uniformly distributed with the screwed hole screw thread and are fixedly connected, and the tapped blind hole screw thread of manhole bottom simulation tooth (3) that set bolt (5) passes cross ring beam (6) middle part from bottom to top is fixedly connected.
2. according to the stressed miniature test macro of the described measurement tooth of claim 1 drilling process; It is characterized in that described pedestal (1) makes with square steel plate; Respectively process a ladder circular hole for four jiaos of pedestal (1), be processed with manhole in the middle of the pedestal (1), end face is along ladder annular groove of axis direction processing; The annular groove width equals the ring cross-section width of annular gasket (7); The annular groove end face is at four the round thread through holes that are uniformly distributed with of direction processing perpendicular to the square limit of pedestal (1), and diameter of ring groove is identical with cross ring beam (6) diameter, and the annular groove degree of depth equals end cap (2), cross ring beam (6) and annular gasket (7) thickness sum.
3. according to the stressed miniature test macro of the described measurement tooth of claim 1 drilling process; It is characterized in that described cross ring beam (6) made by circular stalloy; Cross ring beam (6) outside and inboard are two donuts; Have cruciform girder to connect between two annulus, outside annulus is being processed with four manholes with cruciform girder closure, and the diameter of bore of inboard annulus is greater than the diameter of set bolt (5).
4. according to the stressed miniature test macro of the described measurement tooth of claim 1 drilling process; It is characterized in that described annular gasket (7) is the annulus part that circular stalloy is made; The ring cross-section width of annular gasket (7) equals the cross-sectional width of the outer toroid of cross ring beam (6); The edge of annular gasket (7) is uniformly distributed with four manholes of processing, and the diameter of annular gasket (7) is identical with cross ring beam (6) outside circle diameter.
5. according to the stressed miniature test macro of the described measurement tooth of claim 1 drilling process, it is characterized in that described simulation tooth (3) is a shaft-like part, be welded, round thread blind hole of cylinder bottom processing by a cylinder and cuboid.
6. according to the stressed miniature test macro of the described measurement tooth of claim 1 drilling process; It is characterized in that described end cap (2) makes with circular steel plate; Manhole of center processing of end cap (2); Through-hole diameter is the twice of the cylinder diameter of simulation tooth (3), and the edge of end cap (2) is uniformly distributed with four manholes of processing, and the diameter of end cap (2) is identical with the outside diameter of cross ring beam (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201581893U CN202537694U (en) | 2012-04-16 | 2012-04-16 | Micro testing system for measuring stress in tooth drilling process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201581893U CN202537694U (en) | 2012-04-16 | 2012-04-16 | Micro testing system for measuring stress in tooth drilling process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202537694U true CN202537694U (en) | 2012-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201581893U Withdrawn - After Issue CN202537694U (en) | 2012-04-16 | 2012-04-16 | Micro testing system for measuring stress in tooth drilling process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202537694U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102599985A (en) * | 2012-04-16 | 2012-07-25 | 吉林大学 | Miniature testing system for testing stress of teeth in drilling process |
-
2012
- 2012-04-16 CN CN2012201581893U patent/CN202537694U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102599985A (en) * | 2012-04-16 | 2012-07-25 | 吉林大学 | Miniature testing system for testing stress of teeth in drilling process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121121 Effective date of abandoning: 20140514 |
|
| RGAV | Abandon patent right to avoid regrant |