CN202109895U - Fine-adjustment device for three-coordinate measuring machine - Google Patents
Fine-adjustment device for three-coordinate measuring machine Download PDFInfo
- Publication number
- CN202109895U CN202109895U CN2011201924992U CN201120192499U CN202109895U CN 202109895 U CN202109895 U CN 202109895U CN 2011201924992 U CN2011201924992 U CN 2011201924992U CN 201120192499 U CN201120192499 U CN 201120192499U CN 202109895 U CN202109895 U CN 202109895U
- Authority
- CN
- China
- Prior art keywords
- polished rod
- roller
- light pole
- housing
- wheel
- 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 - Lifetime
Links
Images
Abstract
The utility model relates to a fine-adjustment device for a three-coordinate measuring machine. The fine-adjustment device is characterized in that the fine-adjustment device comprises a light pole and a nut device, wherein the light pole is rotationally connected with a base; the nut device comprises a shell body; the shell body is fixedly connected with a moving part; the light pole penetrates through the shell body; at least three roller wheels are arranged on the shell body and are uniformly arranged at the outer side of the circumference of the light pole; one of the roller wheels is a movable roller wheel, and the other two roller wheels are static roller wheels; wheel shafts of the static roller wheels are fixedly connected with the shell body; the wheel surfaces of the static roller wheels are in contact with the light pole; a pressing mechanism is in sliding connection with the shell body and can move along the direction vertical to the axial direction of the light pole; the pressing mechanism is provided with a power unit for driving the pressing mechanism to drive the wheel shaft of the movable roller wheel to move; wheel shaft lines of the roller wheels form a deflection angle Theta which is opposite to the shaft line of the light pole; and the light pole is clamped by the roller wheels through the deflection angle Theta, and the friction force applied on the roller wheels by the light pole in the rotation of the light pole has a certain component force parallel to the axial direction of the light pole. The fine-adjustment device has low processing cost and is reliable to transmit.
Description
Technical field
The utility model belongs to the precision measurement field, is specifically related to a kind of micromatic setting that is used for three coordinate measuring machine.
Background technology
When the machine-building of carrying out industries such as mould, Cellphone Accessories, stamping parts, clock and watch, auto-parts, detection or research and development; Requirement to the quality of workpiece and precision is more and more high; Need accurately measure the coordinate of the x that puts on the surface of the work, y, three directions of z, this just needs to use three coordinate measuring machine (claiming three-dimensional amount bed again).Three coordinate measuring machine mainly comprises on the worktable, data processor, worktable of level measurement axis that on support that x, y direction move and support, moves in the z direction etc., and the lower end of measurement axis is gauge head fixedly.Workpiece for measurement is placed on the worktable, and the gearing of x direction makes measurement axis and gauge head on support and the support move in the x direction on the worktable, and this moment, worktable was a base, and support is a moving component; The gearing of y direction makes measurement axis and gauge head on support and the support move in the y direction on the worktable, and this moment, worktable was a base, and support is a moving component; The gearing of z direction makes measurement axis and gauge head move in the z direction on the support, and this moment, support was a base, and measurement axis is a moving component.After gauge head senses surface of the work point, promptly transmit signal, gauge head is measured in the displacement of three directions, and data processor calculates the coordinate of surface of the work point, to judge dimensional accuracy, bearing accuracy, geometric accuracy and the contour accuracy etc. of workpiece.
For satisfying high-accuracy measurement needs, all be provided with accurate transmission mechanism in x, y, three directions of z, finely tune with motion gauge head.Micromatic setting commonly used at present is a leading screw, but will reach micron-sized precision drive, need leading screw is carried out retrofit, and complex structure, processing cost is high.
Summary of the invention
The utility model provides that a kind of processing cost is low, the micromatic setting that is used for three coordinate measuring machine of reliable transmission.
For achieving the above object, the technical scheme that the utility model adopts is: the related content in the technique scheme is explained as follows: a kind of micromatic setting that is used for three coordinate measuring machine, and said three coordinate measuring machine mainly comprises base and moving component; It is characterized in that: said micromatic setting mainly comprises polished rod and nut apparatus, and said polished rod and base are rotationally connected, and said nut apparatus comprises a housing; This housing is fixedly connected with said moving component; Said polished rod passes from housing, on this housing, is provided with at least three rollers, and said roller evenly is arranged at said polished rod week laterally; One is moving roller in the said roller; All the other are quiet roller, and the wheel shaft of said quiet roller is fixedly connected with housing, and the wheel surface of said quiet roller contacts with polished rod; One screw-down and said housing are slidingly connected, and this screw-down can be along moving perpendicular to the axial direction of polished rod; Said screw-down has power unit, drives the axle motions that this screw-down promotes said moving roller, makes the wheel surface butt polished rod of said moving roller; The wheel axis of said roller all has a bias angle theta with respect to the axis of polished rod, and this bias angle theta makes polished rod clamped by roller and the polished rod friction force that polished rod is applied to roller when rotating has one and is parallel to the axial component of polished rod.
1, in the such scheme; Said screw-down mainly comprises cylinder, spring and pressing block; Said pressing block and housing are slidingly connected, and this pressing block can be along moving perpendicular to the direction of polished rod axis, and the wheel shaft of said moving roller is fixedly connected with an end of pressing block; The piston action of said cylinder is in the direction perpendicular to the polished rod axis; The other end of said pressing block is fixedly connected an end of said piston, is provided with said spring between the other end of said piston and the housing, and said spring action is on the direction that compresses to the polished rod axis normal.
2, in the such scheme, the rod end of said polished rod has handwheel.
The utility model principle of work is: in the time of need not finely tuning, the cylinder ventilation makes piston drive pressing block away from polished rod, and the Piston Compression spring, and the wheel surface of the moving roller that pressing block connects does not contact with polished rod, and quiet roller, moving roller do not have clamping action to polished rod jointly; When needing fine setting, gas is discharged in the cylinder, and the stretching, extension promotion cylinder piston of spring drives pressing block and moves towards polished rod; The wheel surface that pressing block drives moving roller compresses to polished rod; Moving roller, quiet roller clamp polished rod jointly, produce friction force between polished rod and roller when polished rod rotates, and rely on the friction force polished rod to drive roller and rotate together; The wheel axis of roller has a bias angle theta with respect to the axis of polished rod; This bias angle theta makes polished rod clamped by roller and the polished rod friction force that polished rod is applied to each roller when rotating has one and is parallel to the axial component of polished rod, the core wheel of roller is moved, because the wheel shaft of roller is fixed on the housing of nut apparatus with respect to polished rod; The housing of nut apparatus is fixedly connected with moving component again; Therefore moving component moves with respect to polished rod, and radius, the rotating speed of polished rod and the size of bias angle theta of control polished rod realize the control to moving component fine setting degree.
Because the technique scheme utilization, the utility model compared with prior art has advantage:
1, because the utility model is worked as rotating speed one timing of the radius and the polished rod of polished rod; Moving component is determined by the bias angle theta of the roller axis in the nut apparatus with respect to the polished rod axis with respect to the translational speed that is the fine setting degree of polished rod; The size that promptly only need adjust this bias angle theta just can be controlled the degree of fine setting; The manufacturing of nut apparatus requires to reduce, and can save processing cost.
2, since in the roller of the utility model one be moving roller, all the other all be quiet roller, thereby each roller asynchronous phenomenon that causes gearing to skid of moving, reliable transmission can not occur.
Description of drawings
Accompanying drawing 1 is the front view of the utility model preferred embodiment;
Accompanying drawing 2 is the A-A cut-open view of accompanying drawing 1;
Accompanying drawing 3 is the B-B cut-open view of accompanying drawing 1;
Accompanying drawing 4 is the structural representation of the nut apparatus in the accompanying drawing 1.
In the above accompanying drawing: 1, polished rod; 2, housing; 3, roller; 4, moving roller; 5, quiet roller; 6, screw-down; 7, cylinder; 8, spring; 9, pressing block; 10, piston; 11, handwheel.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described:
Embodiment: shown in accompanying drawing 1～4, a kind of micromatic setting that is used for three coordinate measuring machine, three coordinate measuring machine mainly comprises base and moving component; Micromatic setting mainly comprises polished rod 1 and nut apparatus, and polished rod 1 is rotationally connected with base, and nut apparatus comprises a housing 2; This housing 2 is fixedly connected with moving component, and polished rod 1 passes from housing 2, on this housing 2, is provided with three rollers 3; The quantity of roller 3 can be four or more a plurality of in other embodiments, and roller 3 evenly is arranged at 1 week of polished rod laterally, and one is moving roller 4 in the roller 3; All the other are quiet roller 5, and the wheel shaft of quiet roller 5 is fixedly connected with housing 2, and the wheel surface of quiet roller 5 contacts with polished rod 1; One screw-down 6 is slidingly connected with housing 2, and this screw-down 6 can be along moving perpendicular to polished rod 1 axial direction; Screw-down 6 has power unit, drives the axle motions that this screw-down 6 promotes moving roller 4, makes the wheel surface butt polished rod 1 of roller 4; The wheel axis of roller 3 all has a bias angle theta with respect to the axis of polished rod 1, and this bias angle theta makes polished rod 1 clamped by roller 3 and polished rod 1 friction force that polished rod 1 is applied to roller 3 when rotating has one and is parallel to the axial component of polished rod 1.
Screw-down 6 mainly comprises cylinder 7, spring 8 and pressing block 9; Pressing block 9 is slidingly connected with housing 2, and this pressing block 9 can be along moving perpendicular to the direction of polished rod 1 axis, and the wheel shaft of moving roller 4 is fixedly connected with an end of pressing block 9; The piston 10 of cylinder 7 acts on the direction perpendicular to polished rod 1 axis; The other end of pressing block 9 is fixedly connected an end of piston 10, is provided with spring 8 between the other end of piston 10 and the housing 2, and spring 8 acts on the direction that polished rod 1 axis normal compresses.
When three coordinate measuring machine need finely not tuned; Cylinder 7 ventilations make piston 10 drive pressing block 9 away from polished rod 1, and piston 10 compression springs 8; The wheel surface of the moving roller 4 that pressing block 9 connects does not contact with polished rod 1, quiet roller 5, moves roller 4 and jointly polished rod 1 is not had clamping action; When needing fine setting, gas is discharged in the cylinder 7, and the stretching, extension of spring 8 promotes cylinder piston 10 and drives pressing block 9 towards polished rod 1 motion; The wheel surface that pressing block 9 drives moving roller 4 compresses to polished rod 1; Moving roller 4, the quiet roller 5 common polished rods 1 that clamp, 3 on polished rod 1 and roller produced friction force when polished rod 1 rotated, and relied on friction force polished rod 1 to drive roller 3 and rotated together; The wheel axis of roller 3 has a bias angle theta with respect to the axis of polished rod 1; This bias angle theta makes polished rod 1 clamped by roller 3 and polished rod 1 friction force that polished rod 1 is applied to each roller 3 when rotating has one and is parallel to the axial component of polished rod 1, the core wheel of roller 3 is moved, because the wheel shaft of roller 3 is fixed on the housing 2 of nut apparatus with respect to polished rod 1; The housing 2 of nut apparatus is fixedly connected with moving component again; Therefore moving component moves with respect to polished rod 1, and radius, the rotating speed of polished rod 1 and the size of bias angle theta of control polished rod 1 realize the control to moving component fine setting degree.Usually θ is controlled at about 2 degree, cooperates control again, can reach micron-sized transmission, realize fine setting the radius of polished rod 1.
When the rotating speed one of the radius of polished rod 1 and polished rod 1 regularly; Moving component with respect to the translational speed of polished rod 1 that is fine setting degree by the bias angle theta decision of the axis of roller in the nut apparatus 3 with respect to polished rod 1 axis; The size that promptly only need adjust this bias angle theta just can be controlled the degree of fine setting; The manufacturing of nut apparatus requires to have reduced, and can save processing cost.
One is moving roller 4 in the roller 3, and all the other all are quiet roller 5, thereby the asynchronous phenomenon that causes gearing to skid of each roller 3 motion, reliable transmission can not occur.
For ease of rotating polished rod 1, the rod end of polished rod 1 has handwheel 11.
The foregoing description only is the technical conceive and the characteristics of explanation the utility model, and its purpose is to let the personage who is familiar with this technology can understand content of the utility model and enforcement according to this, can not limit the protection domain of the utility model with this.All equivalences of being done according to the utility model spirit change or modify, and all should be encompassed within the protection domain of the utility model.
Claims (3)
1. micromatic setting that is used for three coordinate measuring machine, said three coordinate measuring machine mainly comprises base and moving component, it is characterized in that: said micromatic setting mainly comprises polished rod (1) and nut apparatus; Said polished rod (1) is rotationally connected with base; Said nut apparatus comprises a housing (2), and this housing (2) is fixedly connected with said moving component, and said polished rod (1) passes from housing (2); On this housing (2), be provided with at least three rollers (3); Said roller (3) evenly is arranged at said polished rod (1) week laterally, and one is moving roller (4) in the said roller (3), and all the other are quiet roller (5); The wheel shaft of said quiet roller (5) is fixedly connected with housing (2); The wheel surface of said quiet roller (5) contacts with polished rod (1), and a screw-down (6) is slidingly connected with said housing (2), and this screw-down (6) can be along moving perpendicular to the axial direction of polished rod (1); Said screw-down (6) has power unit, drives the axle motions that this screw-down (6) promotes said moving roller (4), makes the wheel surface butt polished rod (1) of said moving roller (4); The wheel axis of said roller (3) all has a bias angle theta with respect to the axis of polished rod (1), and this bias angle theta makes polished rod (1) clamped by roller (3) and polished rod (1) friction force that polished rod (1) is applied to roller (3) when rotating has one and is parallel to the axial component of polished rod (1).
2. the micromatic setting that is used for three coordinate measuring machine according to claim 1; It is characterized in that: said screw-down (6) mainly comprises cylinder (7), spring (8) and pressing block (9); Said pressing block (9) is slidingly connected with housing (2); This pressing block (9) can be along the direction motion perpendicular to polished rod (1) axis; The wheel shaft of said moving roller (4) is fixedly connected with an end of pressing block (9), and the piston (10) of said cylinder (7) acts on the direction perpendicular to polished rod (1) axis, and the other end of said pressing block (9) is fixedly connected an end of said piston (10); Be provided with said spring (8) between the other end of said piston (10) and the housing (2), said spring (8) acts on the direction that polished rod (1) axis normal compresses.
3. the micromatic setting that is used for three coordinate measuring machine according to claim 1 is characterized in that: the rod end of said polished rod (1) has handwheel (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201924992U CN202109895U (en) | 2011-06-09 | 2011-06-09 | Fine-adjustment device for three-coordinate measuring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201924992U CN202109895U (en) | 2011-06-09 | 2011-06-09 | Fine-adjustment device for three-coordinate measuring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202109895U true CN202109895U (en) | 2012-01-11 |
Family
ID=45435335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201924992U Expired - Lifetime CN202109895U (en) | 2011-06-09 | 2011-06-09 | Fine-adjustment device for three-coordinate measuring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202109895U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102322830A (en) * | 2011-06-09 | 2012-01-18 | 苏州市仁信精密量仪有限公司 | Fine regulating device for three coordinate measuring machine |
-
2011
- 2011-06-09 CN CN2011201924992U patent/CN202109895U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102322830A (en) * | 2011-06-09 | 2012-01-18 | 苏州市仁信精密量仪有限公司 | Fine regulating device for three coordinate measuring machine |
| CN102322830B (en) * | 2011-06-09 | 2012-10-24 | 苏州市仁信精密量仪有限公司 | Fine regulating device for three coordinate measuring machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105690258B (en) | A kind of grinding wheel circular runout on-position measure method and device | |
| CN201193942Y (en) | Cylinder measuring apparatus | |
| CN206200753U (en) | A kind of emery wheel circular runout on-position measure device | |
| CN103424071B (en) | The intrinsic geometrical parameter calibration method of endoporus gauge head based on laser triangulation | |
| CN107907042B (en) | Diameter online measurement device and method | |
| CN101672629A (en) | Error online measuring method of cam contour | |
| CN103278060A (en) | Comprehensive bounce detecting machine with disk hub | |
| CN102322830B (en) | Fine regulating device for three coordinate measuring machine | |
| CN107457033B (en) | Precise control type three-roller grinding machine | |
| CN202684643U (en) | Mechanical processing accurate positioning device | |
| CN202048904U (en) | Measuring head with constant measuring force and rotary measuring ball and without measuring range limitation | |
| CN202109895U (en) | Fine-adjustment device for three-coordinate measuring machine | |
| CN204439007U (en) | Deviation from cylindrical form successive dynamic measuring device | |
| CN207180613U (en) | Non-contact type bearing lasso external diameter measuring device | |
| CN203534551U (en) | Compressor rotor detection apparatus | |
| CN207423137U (en) | A kind of cam measuring device | |
| CN113155600B (en) | Space three-way force loading test device | |
| CN202974188U (en) | Automatic two-dimensional cutting measurement auxiliary device | |
| CN201034533Y (en) | Slit gage | |
| CN205448942U (en) | An axle type part terminal surface rectangular channel symmetry detects gauge | |
| CN204694176U (en) | A kind of based on CCD visual light grating third-class metal lines chi standard measuring equipment | |
| CN101745871B (en) | Method for measuring motion straightness error of movable guide rail | |
| CN104596406B (en) | Multi-station micro-positioning line displacement measuring device | |
| CN202053659U (en) | Manual plate adjusting device for printing machine | |
| CN100462666C (en) | Slit gauge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120111 Effective date of abandoning: 20130306 |
|
| RGAV | Abandon patent right to avoid regrant |