CN201138188Y - Multiple-teeth dividing-table of double engaged circle structure with platform unable to be lifted and lowered - Google Patents
Multiple-teeth dividing-table of double engaged circle structure with platform unable to be lifted and lowered Download PDFInfo
- Publication number
- CN201138188Y CN201138188Y CNU2007201548396U CN200720154839U CN201138188Y CN 201138188 Y CN201138188 Y CN 201138188Y CN U2007201548396 U CNU2007201548396 U CN U2007201548396U CN 200720154839 U CN200720154839 U CN 200720154839U CN 201138188 Y CN201138188 Y CN 201138188Y
- Authority
- CN
- China
- Prior art keywords
- fluted disc
- axle
- worktable
- lifting
- last
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
A table-top non-rise multitooth circular dividing table with a double joggled round structure is a measuring device used for measuring angles, which primarily consists of a worktable 1, a worktable shaft 2, an upper toothed disc shaft 3, an upper toothed disc 4, a lower toothed disc, an elevating mechanism 9 and a supporting mechanism 11. The table top non-rise multitooth circular dividing table is characterized in that the worktable 1 is permanently connected with the top of the worktable shaft 2; the worktable shaft 2 turns around a fixation point on the supporting mechanism 11 as one end of an axial line; the upper toothed disc shaft 3 is a boss which is hollow inside; the boss is enclosed outside the worktable shaft 2; the upper toothed disc 4 is permanently connected with the upper part of the upper toothed disc shaft 3; the upper toothed disc shaft 3 is connected with the elevating mechanism 9; the prop mechanism is permanently connected with the lower toothed disc 5. The table-top non-rise multitooth circular dividing table eliminates the inconvenience brought by objects heavy in weight with uneven gravity distribution and further inaccuracy of measurement.
Description
Technical field
The utility model is a kind of measurement instrument, is used for discrete angle measuring instrument of the measurement of angle, particularly a kind of pure physical construction.
Background technology
Existing multiteeth indexing table normally adopts identical a pair of upper and lower fluted disc of the number of teeth, profile of tooth, diameter and elevating mechanism to form, usually its worktable and last fluted disc are one, when last fluted disc and lower tooth disk engagement, last fluted disc and worktable descend together and lower tooth disk meshes, when working like this, measured object is with last fluted disc one lifting, and such multiteeth indexing table is called table top lift multiteeth indexing table.Mainly there is following problem in it:
1) owing to the table top lifting, the lifting meeting is very difficult when the measured object quality is big;
2) asymmetric, the mass unbalance of measured object body that has makes the fluted disc laod unbalance, causes the fluted disc distortion and meshes problems such as inhomogeneous, and accuracy of measurement is reduced;
3) this class device can not be applied to limited space or not allow the place of wide measured object rising displacement.
The utility model content
The purpose of this utility model provides a kind of multiteeth indexing table of not lifting of table top of multiteeth indexing table.
A kind of not lifting of table top multiteeth indexing table of two engagement circle structures, mainly by worktable 1, worktable axle 2, last fluted disc axle 3, last fluted disc 4, lower tooth disk 5, elevating mechanism 9 and supporting mechanism 11 are formed, it is characterized in that, worktable 1 is fixedlyed connected with the top of worktable axle 2, worktable axle 2 is the end rotation of axial line with the point of fixity on the supporting mechanism 11, last fluted disc axle 3 is axle sleeves of interior sky, it is enclosed within outside 2 on the worktable axle, last fluted disc 4 is fixedlyed connected with the top of last fluted disc axle 3, last fluted disc axle 3 is connected with elevating mechanism 9, supporting mechanism 11 is fixedlyed connected with lower tooth disk 5, elevating mechanism 9 is by the through hole and the last fluted disc axle 3 of lower tooth disk 5 sides, and elevating mechanism 9 is fixedlyed connected with the bottom of lower tooth disk 5 again.
The location fluted disc 8 of a fixedly connected annular under the sidewall of described worktable 1, there is location gear ring 81 fluted disc 8 upper surface inboards, location, lower tooth disk 5 upper surfaces are provided with gear ring 51, the described lower surface of going up fluted disc 4 has two gear rings, be ring gear 41 and external toothing 42, wherein ring gear 41 is corresponding with gear ring 51, and external toothing 42 is corresponding with location gear ring 81.
Described worktable 1 is slidingly connected itself and last fluted disc 4 together by synchronized positioning axle 6.
Described going up between fluted disc axle 3 and the worktable axle 2 have a plurality of steel balls 11, and steel ball 11 is micro-interference between last fluted disc axle 3 and worktable axle 2.
The described fluted disc axle 3 of going up is restricted in the fluted disc 5 intermediate cylindrical spaces.
The utility model is skillfully constructed, it is not high to have solved in the prior art calibration degree of accuracy, with will mobile measured object bring and make the inaccurate problem of measuring, also solved the inconvenience that some weight are big, uneven measured object measurements of weight distribution brings and made the inaccurate problem of measurement.
Description of drawings
Fig. 1, existing multiteeth indexing table structural representation;
Fig. 2, the utility model structural representation;
The partial structurtes enlarged drawing of Fig. 3, Fig. 2.
1 is worktable; 2 is the worktable axle; 3 is last fluted disc axle; 4 is last fluted disc; 5 is lower tooth disk; 6 is the synchronized positioning axle; 7 is the field of conjugate action; 8 are the location fluted disc; 9 is elevating mechanism; 10 is steel ball; 11 is supporting mechanism; 41 is ring gear; 42 is external toothing; 51 is lower ring gear; 81 are the location gear ring.
Embodiment
A kind of not lifting of table top multiteeth indexing table of two engagement circle structures, mainly by worktable 1, worktable axle 2, last fluted disc axle 3, last fluted disc 4, lower tooth disk 5, elevating mechanism 9 and supporting mechanism 11 are formed, wherein elevating mechanism 9 is installed in above the lower tooth disk 5, it is characterized in that, worktable 1 is fixedlyed connected with the top of worktable axle 2, worktable axle 2 is the end rotation of axial line with the point of fixity on the supporting mechanism 11, last fluted disc axle 3 is axle sleeves of interior sky, it is enclosed within outside 2 on the worktable axle, last fluted disc 4 is fixedlyed connected with the top of last fluted disc axle 3, last fluted disc axle 3 is connected with elevating mechanism 9, supporting mechanism 11 is fixedlyed connected with lower tooth disk 5, elevating mechanism 9 is by the through hole and the last fluted disc axle 3 of lower tooth disk 5 sides, and elevating mechanism 9 is fixedlyed connected with the bottom of lower tooth disk 5 again.
The location fluted disc 8 of a fixedly connected annular under the sidewall of described worktable 1, there is location gear ring 81 fluted disc 8 upper surface inboards, location, lower tooth disk 5 upper surfaces are provided with gear ring 51, the described lower surface of going up fluted disc 4 has two gear rings, be ring gear 41 and external toothing 42, wherein ring gear 41 is corresponding with gear ring 51, and external toothing 42 is corresponding with location gear ring 81.
Described worktable 1 is slidingly connected itself and last fluted disc 4 together by synchronized positioning axle 6.
Described going up between fluted disc axle 3 and the worktable axle 2 have a plurality of steel balls 11, and steel ball 11 is micro-interference between last fluted disc axle 3 and worktable axle 2.
The described fluted disc axle 3 of going up is restricted in the fluted disc 5 intermediate cylindrical spaces.
Multiteeth indexing table is made according to multiple tooth average effect, technology average effect, three average effect theories of elastic compensating average effect.Multiteeth indexing table is cooperated by up and down two numbers of teeth and the identical contrate gear of modulus and forms, and each tooth all is a saw shape tooth, and makes locating surface with the vertical flank of tooth, and the dip plane effect is two fluted discs to be meshed compress.According to fluted disc engagement mechanical analysis, the error of division of multiteeth indexing table and not exclusively by the tooth decision of a machining deviation maximum, but relevant with the deviation of a plurality of teeth, the average effect of multiple tooth engagement that Here it is.This is that multiteeth indexing table can obtain the good main foundation of high indexing accuracy, high position precision and self-centering.
The not lifting of table top that makes multiteeth indexing table of the present utility model solves the problem that table top lift multiteeth indexing table exists, and the range of application of multiteeth indexing table is enlarged.According to the theory of multiple tooth engagement average effect, worktable and location fluted disc on the basis of lift multiteeth indexing table, have been installed additional; With multiple tooth engagement, worktable and lift multiteeth indexing table are combined with the method for tooth location, constitute the multiteeth indexing table of two engagement circle structures, such multiteeth indexing table worktable can rotate freely, there is not lifting action, the measured piece that is installed on the worktable can lifting, and we are referred to as not lifting of table top multiteeth indexing table (figure one) such multiteeth indexing table; The same with other circular protractor working method of grating, inductosyn mechanism, indexing accuracy is higher than other circular protractors such as grating, inductosyn mechanism and table top lift multiteeth indexing table indexing accuracy is equal to.Satisfy the needs of high Precision Detection and special field tests fully.
One, not lifting of table top multi-tooth dividing table's structure principle
Not lifting of table top multiteeth indexing table, solve the method that worktable is connected with the lifting multiteeth indexing table exactly, this is the key point that this project is developed, and its effect is to guarantee to rotate when worktable does not lift, and does not descend during engagement, also guarantees reliably to locate and do not draw and ring indexing accuracy.We have adopted two circle fluted disc synchromesh structures, shown in figure two: going up fluted disc 4 has two gear rings, ring gear 41 and external toothing 42, form two fields of conjugate action with the gear ring 51 of lower tooth disk 5 and the location gear ring 81 of location fluted disc 8 respectively, be that ring gear 41 is used for calibration (with common lifting multiteeth indexing table) with the gear ring 51 formation calibration fields of conjugate action, external toothing 42 forms the location field of conjugate action with location gear ring 81 and is used for the location, and locator meams is that multiple tooth engagement is located with tooth.
Multiple tooth engagement with the technology realization of tooth location is: worktable and location fluted disc are screwed and are one, be positioned the last fluted disc and the lower tooth disk engagement circle center of multiteeth indexing table with the ball excess axle of an approximate close pearl axle, effect is: worktable (location fluted disc) can rotate freely during with last fluted disc disengagement; Guarantee the reliable location of fluted disc on worktable (location fluted disc) and the multiteeth indexing table during engagement; Other adds a synchronized positioning axle, when worktable (location fluted disc) rotates, fluted disc and worktable rotate freely synchronously in the drive, realize during engagement meshing with tooth, with the tooth engagement is a kind of positioning states of multiple tooth participation engagement, this a kind of positioning states is positioned calibration circumference optional position all the time, with the tooth engagement is the engagement that does not have calibration, therefore do not have the error of division with the tooth engagement, have only reliability of positioning, reliability of positioning forms when two fluted discs mesh, engagement is enforceable, fluted disc after the engagement is just as an integral body, and positioning and rigid is extremely strong, makes position stability extremely reliable.Take this structure, its objective is when guaranteeing reliable location, do not influence the indexing accuracy of multiteeth indexing table.
Two, two engagement circle application technologies:
The technology of not lifting of table top multiteeth indexing table is the theory according to multiple tooth engagement average effect, adopt two pairs of contrate gears, two engagement circle structures with tooth location, multiple tooth engagement, that is: interior engagement circle is formed by lower tooth disk and the multiple tooth engagement of last fluted disc, effect because of end tooth engagement back " error average effect " obtains the high-precision error of division.The external toothing circle realizes that by the multiple tooth engagement of last fluted disc and worktable (location fluted disc) end tooth, with the tooth location location is reliable.With the tooth engagement is the engagement that does not have calibration, does not therefore have the error of division with the tooth engagement.Take the advantage of this structure to be: even the external toothing circle has the certain deviation amount with interior engagement circle, this positioning states makes the center of circle of external toothing circle be fixed in the calibration fluted disc all the time and meshes in round week, reaches the purpose of eliminating two engagement circle interference.
Using two not liftings of worktable that the circle technology make multiteeth indexing table of meshing, is the theoretical new application of engagement circle.The model machine of development has proved this Application feasibility.
Three, the application of location fluted disc and multiple tooth same tooth localization method
The error of division value of multiteeth indexing table is very little, error of division peak-to-peak value≤0.2 of single fluted disc engagement ", the engagement of bidentate dish can cause the superposition of two fluted disc errors of division.For avoiding this situation to take place, the present invention will go up the engagement of the outer tooth ring and the location fluted disc of fluted disc, adopt multiple tooth same tooth engagement localization method, make table positions not have the superposition of two fluted disc errors of division, guaranteed that the error of division of the error of division of not lifting of table top multiteeth indexing table and single fluted disc is suitable.Model machine error of division peak-to-peak value≤0.3 of development "; Angle measurement uncertainty 2 σ=0.07 ".
Four, embodiment
The work of not lifting of the table top multiteeth indexing table of two engagement circle structures such as figure two expressions.
In not lifting of the table top multiteeth indexing table of two engagement circle structures, are dicyclo contrate gears as the last fluted disc 4 among the figure two, the engagement circle of the field of conjugate action 7 decisions that lower ring gear 51 engagements of its ring gear 41 and lower tooth disk 5 form is formed table top lift multiteeth indexing table; The engagement circle of the field of conjugate action 7 decisions that location gear ring 81 engagement of the external toothing of last fluted disc 4 and location fluted disc 8 forms, table positions on the lift multiteeth indexing table; By axle system, supporting mechanism, realized the function of not lifting of multiteeth indexing table table top with two engagement circle structures.
For guaranteeing that bidentate meshes the enforcement of multiple tooth localization method, the utility model adopts coaxial cross-compound arrangement first, constitute the ball excess axle as adding steel balls 10 in the middle of the worktable axle 2 among the figure two and the last fluted disc axle 3 in the mode of micro-interference, add that it is mechanism that synchronized positioning axle 6 constitutes two axles that mesh not lifting of the table top multiteeth indexing table of circle structures, this system makes worktable 1 and last fluted disc 4 both can realize coaxial synchronous rotation, can realize coaxial moving axially again, can mutual axially movable integral body thereby worktable 1 and last fluted disc 4 can be regarded as.
The course of work of not lifting of the table top multiteeth indexing table of two engagement circle structures is shown in figure two, last fluted disc 4 and last fluted disc axle 3 usefulness screws connect as one, under elevating mechanism 9 drivings that are installed on the lower tooth disk 5, last fluted disc axle 3 is in the axis hole of lower tooth disk 5, along 2 risings of worktable axle, at this moment worktable axle 2 has guaranteed that worktable 1 does not rise, last fluted disc axle 3 makes fluted disc 4 and lower tooth disk 5 and location fluted disc 8 break away from engagement, and last fluted disc 4 at this moment can be realized coaxial synchronous rotation by synchronizing shaft 6 and worktable 1; Go to destination locations, last fluted disc 4 descends under the driving of lifting handle 9, and worktable 1 does not descend, and enters duty with lower tooth disk 5 and 8 engagements of location fluted disc.Such course of work is the same with table top lift multiteeth indexing table, but has realized the purpose of work top 1 not lifting.Mesh into a field of conjugate action with two parts of lift multiteeth indexing table and realize that the location is different, not lifting multiteeth indexing table lower tooth disk 5 and location increased between the fluted disc 8 have two gear rings on fluted disc 4, the gear ring of location fluted disc 8 is carried out the transition to the gear ring of lower tooth disk 5, mesh into two fields of conjugate action with three parts and realize the location, reached and only gone up fluted disc 4 liftings and the purpose of work top 1 not lifting.
The supporting mechanism 11 that is installed on the lower tooth disk 5 is the topworkies that adjust location fluted disc and last fluted disc engagement.By the adjustment of supporting mechanism, make the last fluted disc 4 that forms two engagement circles enter engagement at one time with lower tooth disk 5 and location fluted disc 8, engagement situation is steady, constant; The engagement force trend of two engagement circles is consistent.
Supporting mechanism 11 also is the support and the unloading mechanism of worktable and dead weight capacity, and all wt on the worktable passes to lower tooth disk 5 by worktable axle, supporting mechanism, and like this, circular dividing table is not subjected to the influence of external force when work, make measurement result more reliable.
Claims (7)
1, a kind of not lifting of table top multiteeth indexing table of two engagement circle structures, mainly by worktable (1), worktable axle (2), last fluted disc axle (3), last fluted disc (4), lower tooth disk (5), elevating mechanism (9) and supporting mechanism (11) are formed, it is characterized in that, worktable (1) is fixedlyed connected with the top of worktable axle (2), worktable axle (2) is that axial line rotates with the point of fixity on the supporting mechanism (11), last fluted disc axle (3) is the axle sleeve of interior sky, it is enclosed within outside worktable axle (2) axle, last fluted disc (4) is fixedlyed connected with the top of last fluted disc axle (3), last fluted disc axle (3) is connected with elevating mechanism (9), supporting mechanism (11) is fixedlyed connected with lower tooth disk (5), elevating mechanism (9) is by the through hole and the last fluted disc axle (3) of lower tooth disk (5) side, and elevating mechanism (9) is fixedlyed connected with the bottom of lower tooth disk (5) again.
2, not lifting of the table top multiteeth indexing table of a kind of two engagement circle structures according to claim 1, it is characterized in that, the location fluted disc (8) of a fixedly connected annular under the sidewall of described worktable (1), there is location gear ring (81) fluted disc (8) upper surface inboard, location, lower tooth disk (5) upper surface is provided with gear ring (51), the described lower surface of going up fluted disc (4) has two gear rings, be ring gear (41) and external toothing (42), wherein ring gear (41) is corresponding with gear ring (51), and external toothing (42) is corresponding with location gear ring (81).
3, not lifting of the table top multiteeth indexing table of a kind of two engagement circle structures according to claim 1 and 2 is characterized in that described worktable (1) is slidingly connected itself and last fluted disc (4) together by synchronized positioning axle (6).
4, not lifting of the table top multiteeth indexing table of a kind of two engagement circle structures according to claim 1 and 2, it is characterized in that, described going up between fluted disc axle (3) and the worktable axle (2) have a plurality of steel balls (10), and steel ball (10) is micro-interference between last fluted disc axle (3) and worktable axle (2).
5, not lifting of the table top multiteeth indexing table of a kind of two engagement circle structures according to claim 3, it is characterized in that, described going up between fluted disc axle (3) and the worktable axle (2) have a plurality of steel balls (10), and steel ball (10) is micro-interference between last fluted disc axle (3) and worktable axle (2).
6, not lifting of the table top multiteeth indexing table of a kind of two engagement circle structures according to claim 3 is characterized in that, the described fluted disc axle (3) of going up is restricted in lower tooth disk (5) the intermediate cylindrical space.
7, not lifting of the table top multiteeth indexing table of a kind of two engagement circle structures according to claim 4 is characterized in that, the described fluted disc axle (3) of going up is restricted in lower tooth disk (5) the intermediate cylindrical space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201548396U CN201138188Y (en) | 2007-07-17 | 2007-07-17 | Multiple-teeth dividing-table of double engaged circle structure with platform unable to be lifted and lowered |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201548396U CN201138188Y (en) | 2007-07-17 | 2007-07-17 | Multiple-teeth dividing-table of double engaged circle structure with platform unable to be lifted and lowered |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201138188Y true CN201138188Y (en) | 2008-10-22 |
Family
ID=40038872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201548396U Expired - Fee Related CN201138188Y (en) | 2007-07-17 | 2007-07-17 | Multiple-teeth dividing-table of double engaged circle structure with platform unable to be lifted and lowered |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201138188Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101561265B (en) * | 2009-05-22 | 2011-06-15 | 成都工具研究所 | Multi-tooth indexing table device without lifting table-board |
| CN112643568A (en) * | 2019-10-13 | 2021-04-13 | 九江精密测试技术研究所 | Multi-tooth ring meshing positioning fluted disc |
-
2007
- 2007-07-17 CN CNU2007201548396U patent/CN201138188Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101561265B (en) * | 2009-05-22 | 2011-06-15 | 成都工具研究所 | Multi-tooth indexing table device without lifting table-board |
| CN112643568A (en) * | 2019-10-13 | 2021-04-13 | 九江精密测试技术研究所 | Multi-tooth ring meshing positioning fluted disc |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201251422Y (en) | Tool for measuring swelling capacity of outer diameter | |
| CN107514965A (en) | A kind of crank spindle roundness and bent axle coaxiality error detection means | |
| CN110441053B (en) | Device for detecting simultaneous meshing of duplex gears, detection method and assembly method thereof | |
| CN203712370U (en) | Special turning fixture device for crankshafts | |
| CN203993160U (en) | For the precision rotating device of jumbo | |
| CN103612147A (en) | Turning clamp device special for bent axle and manufacturing method | |
| CN109059720B (en) | Automobile gear shaft runout detection tool and detection method thereof | |
| CN201138188Y (en) | Multiple-teeth dividing-table of double engaged circle structure with platform unable to be lifted and lowered | |
| CN110160453A (en) | A kind of bearing internal external circle channel measuring machine and its measurement method | |
| CN109211387A (en) | A kind of counterweight load control mechanism | |
| CN201340249Y (en) | Radial runout survey meter for dial external spline gear ring | |
| CN102384723B (en) | Cone hole plug gauge | |
| CN201997956U (en) | Fixture for machining trisection holes of rotating stand body of planet gear speeder | |
| CN109623358B (en) | Coaxiality adjusting mechanism for coping with thin short shaft | |
| CN203636506U (en) | Belt-driven angle encoder | |
| CN114608418A (en) | Device and method for measuring meshing pair clearance of single-screw compressor | |
| CN112857794B (en) | Quick detection device of gear error | |
| CN109373854A (en) | A kind of gear ring length dimension measurement high-precision cubing | |
| CN105973187B (en) | Satellite high-precision measures telecontrol equipment | |
| CN210400848U (en) | Duplicate gear simultaneous meshing detection device | |
| CN204461299U (en) | The cubing of gear shifting fork of speed-changing box | |
| CN103673930A (en) | Ultra-high-precision automated multi-tooth indexing table | |
| JP2010217118A (en) | Inner diameter measuring tool of three-claw chuck | |
| CN118294136B (en) | Precision research device of precision motion platform | |
| CN201373754Y (en) | Multi-axis adjusting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081022 Termination date: 20140717 |
|
| EXPY | Termination of patent right or utility model |