CN201955035U - Correcting device for internal and external measuring jaws of vernier caliper - Google Patents
Correcting device for internal and external measuring jaws of vernier caliper Download PDFInfo
- Publication number
- CN201955035U CN201955035U CN2010206843573U CN201020684357U CN201955035U CN 201955035 U CN201955035 U CN 201955035U CN 2010206843573 U CN2010206843573 U CN 2010206843573U CN 201020684357 U CN201020684357 U CN 201020684357U CN 201955035 U CN201955035 U CN 201955035U
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- worktable
- vernier caliper
- measuring jaw
- correcting
- running fix
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Abstract
The utility model relates to a correcting device, in particular to a correcting device for internal and external measuring jaws of a vernier caliper. The correcting device comprises a work bench, a moving hole is arranged on the work bench, a moving locating pin is arranged in the moving hole and is movably connected with the moving hole, a fixing device for fixing the vernier caliper is arranged on the work bench, a micro hand wheel is also arranged on the work bench, the micro hand wheel is rotatably connected with the work bench and is connected with a transmission device used for leading the moving locating pin to move left and right in the moving hole, and the transmission device is connected with the moving locating pin. The correcting device is used for correcting the internal and external measuring jaws of the vernier caliper and has the advantages of simple structure and low cost; in addition, the correcting device is convenient and fast, can be reused and also can be used for correcting at any time anywhere, etc.
Description
Technical field
The utility model relates to a kind of calibration equipment, especially relates to measuring jaw means for correcting inside and outside a kind of vernier caliper that is used for the inside and outside measuring jaw of vernier caliper is proofreaied and correct.
Background technology
Vernier caliper is the instrument of industrial measurement length commonly used, generally form by the main scale and the vernier scale that can on main scale, slide, main scale and vernier scale all have measuring jaw, utilize the width that inner measuring jaw can measuring flume and the internal diameter of pipe, utilize outer measuring jaw can measure the thickness of part and the external diameter of pipe, pit gauge and vernier scale connect together in addition, can survey the degree of depth of groove and tube.Because use is simple, easy to carry, measurement is comparatively accurate, vernier caliper is widely used in the industry manufacturing and waits production field.
As notification number be: the slide calliper rule of a kind of industrial normal use of CN2791592Y, it is made up of main scale, secondary chi, can measure the length that has the notch cuttype object easily by the secondary fore paw that is provided with on the back of fore paw, main scale.Because vernier caliper is widely used; therefore the environment for use of vernier caliper is corresponding also very complicated; slide calliper rule in use are subjected to violent collision through regular meeting; cause the inside and outside measuring jaw of slide calliper rule to deform easily or fracture; cause that vernier caliper measurement is inaccurate maybe can't be measured; if untimely reparation vernier caliper might bring considerable influence to production and quality.And the slide calliper rule aligning tool that not is not fit in the market, the slide calliper rule new as direct purchase, can increase enterprise production cost, influence man-hour; Proofread and correct to need to go to proofread and correct to the instrumental correction fixed point department of specialty as need, cost is higher, waste time and energy, and can bring considerable influence to production and quality.
Summary of the invention
The utility model mainly is to deform easily or fracture at the existing inside and outside measuring jaw of existing slide calliper rule, cause the inaccurate problem that maybe can't measure of vernier caliper measurement, provide a kind of simple in structure, cost is low, convenient and swift, can carry out the inside and outside measuring jaw means for correcting of vernier caliper that slide calliper rule are proofreaied and correct at any time.
Above-mentioned technical matters of the present utility model is mainly solved by following technical proposals: the inside and outside measuring jaw means for correcting of a kind of vernier caliper, it comprises worktable, described worktable is provided with mobile hole, be provided with the running fix pin in the described mobile hole, described running fix pin and described mobile hole flexibly connect, described worktable is provided with the stationary installation that is used for fixing vernier caliper, also be provided with the fine motion handwheel on the described worktable, described fine motion handwheel and described worktable are rotationally connected, the fine motion handwheel is connected with the gearing that is used to make running fix pin move left and right in mobile hole, and described gearing is connected with described running fix pin.Stationary installation can make slide calliper rule to be corrected be fixed on the worktable, the measuring jaw correspondence that slide calliper rule need be proofreaied and correct is placed on the mobile hole, fine motion handwheel control actuator movement, the running fix pin that can drive in the mobile hole moves along mobile hole, the measuring jaw to be corrected of extruding slide calliper rule, rotate the fine motion handwheel repeatedly, make the running fix pin push measuring jaw to be corrected repeatedly, can reduce the elastic deformation of measuring jaw to be corrected to greatest extent, make the measuring accuracy of vernier caliper satisfy the interior size tolerance requirements of regulation rules scope.
As preferably, described gearing comprises drive link and linking arm, and described drive link is connected with described fine motion handwheel, and drive link is a screw rod, and drive link is vertical with described linking arm and be threaded, and described linking arm is connected with described running fix pin.The fine motion handwheel is connected with drive link, the rotary micromotion handwheel can make drive link rotate thereupon, because linking arm is vertical with drive link and be threaded, linking arm straight line can take place moves, drive the running fix pin and in mobile hole, move, reach the purpose of extruding measuring jaw to be corrected.The running fix pin moves to an end in mobile hole only, skids off mobile hole easily when mobile and does not design spacingly because the running fix pin is reverse, therefore should make the running fix pin long slightly, makes the edge limitation running fix pin in mobile hole skid off mobile hole.
As preferably, described stationary installation comprises at least two fixed locating studs and several fixed orifices, and described fixed locating stud and fixed orifice flexibly connect.Fixed orifice be distributed in slide calliper rule to be corrected around, rise to assist positioning action.When needing fixedly slide calliper rule, fixed locating stud is inserted in the corresponding fixed orifice, fixed locating stud carries out spacing to slide calliper rule, and after slide calliper rule were proofreaied and correct and finished, fixed orifice can also be used to depositing fixed locating stud, so that continue use next time.
As preferably, described worktable is the rectangular structure of lower surface opening, the upper surface of worktable and the side of being, four sides plate, described mobile hole and stationary installation all are positioned at the upper surface of described worktable, and described fine motion handwheel is positioned at a side of worktable.The worktable of upper surface and the side of being, four sides plate have make simple, Stability Analysis of Structures, cost is low, advantages such as easy accessibility.
As preferably, described mobile hole is a slotted hole.The running fix pin can move in mobile hole, proofreaies and correct the measuring jaw of vernier caliper, and the mobile hole of slotted hole has been carried out spacing to the running fix pin.
Therefore, the utlity model has simple in structure, cost is low, convenient and swift, can use repeatedly, carry out advantages such as slide calliper rule correction whenever and wherever possible.
Description of drawings
A kind of structural representation during accompanying drawing 1 measuring jaw that is the utility model outside proofreading and correct;
Accompanying drawing 2 is the utility model a kind of structural representations when proofreading and correct inner measuring jaw;
Accompanying drawing 3 is a kind of structural representations of gearing in the utility model;
Accompanying drawing 4 is the A-A cut-open views in the accompanying drawing 3.
Shown in the figure: 1-worktable, 2-move hole, 3-running fix pin, 4-vernier caliper, 4-1-main scale, 4-2-vernier scale, the outer measuring jaw of 4-3-, 4-4-inner measuring jaw, 5-stationary installation, 5-1-fixed locating stud, 5-2-fixed orifice, 6-fine motion handwheel, 7-gearing, 7-1-drive link, 7-2-linking arm, 8-connecting hole.
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment:
As Figure of description 3, shown in 4, the inside and outside measuring jaw means for correcting of a kind of vernier caliper, it comprises worktable 1, worktable 1 is the rectangular structure of lower surface opening, the upper surface of worktable 1 and the side of being, four sides plate, the upper surface of worktable 1 is provided with the stationary installation 5 that is used for fixing vernier caliper 4, stationary installation 5 comprises two fixed locating stud 5-1 and several fixed orifices 5-2, fixed orifice be distributed in slide calliper rule to be corrected around, fixed locating stud 5-1 and fixed orifice 5-2 flexibly connect, the upper surface of worktable 1 offers mobile hole 2, mobile hole 2 is a slotted hole, be provided with running fix pin 3 in the mobile hole 2, running fix pin 3 flexibly connects with mobile hole 2, running fix pin 3 can be in mobile hole 2 move left and right, offer connecting hole 8 on the side of worktable 1, fine motion handwheel 6 passes connecting hole 8 and is rotationally connected with worktable 1, fine motion handwheel 6 is connected with gearing 7, gearing 7 comprises drive link 7-1 and linking arm 7-2, drive link 7-1 is connected with fine motion handwheel 6, drive link 7-1 is a screw rod, and drive link 7-1 is vertical with linking arm 7-2 and be threaded, and linking arm 7-2 is connected with running fix pin 3.
Common calliper is divided into main scale 4-1 and vernier scale 4-2, and outer measuring jaw 4-3 and inner measuring jaw 4-4 are arranged respectively on main scale and the vernier scale, and inner measuring jaw is commonly used to measure internal diameter, and outer measuring jaw is commonly used to measure length and external diameter.If there is measuring error in the outer measuring jaw of vernier caliper, timing decides the running fix pin to be positioned at the measuring junction or the non-measuring junction of outer measuring jaw to be corrected according to the error deviation direction of outer measuring jaw.If there is measuring error in the outer measuring jaw on the vernier scale, measurement size is less than normal, shown in Figure of description 1, make the running fix pin be positioned at the measuring junction of the outer measuring jaw to be corrected of vernier scale, because the running fix pin moves, when pushing outer measuring jaw to be corrected, vernier caliper can whole be rotated counterclockwise, therefore can all install and fix register pin in the upper right corner and the lower left corner of vernier scale, rotation to vernier caliper is carried out spacing, promptly can rotate the fine motion handwheel this moment and begin to proofread and correct outer measuring jaw on the vernier scale, the fine motion handwheel rotates and drives the drive link rotation, the drive linking arm moves, and drives the running fix pin and moves in mobile hole, and the outer measuring jaw on the running fix pin extruding vernier scale comes the correction that resets of external measuring jaw.Behind the outer measuring jaw of running fix pin extruding, the outer measuring jaw generation elastic deformation of vernier scale, therefore tackling outer measuring jaw to be corrected carries out repeatedly extrusion operation, makes the measuring accuracy of vernier caliper satisfy the interior size tolerance requirements of regulation rules scope.
If there is measuring error in the inner measuring jaw on the main scale, measurement size is less than normal, shown in Figure of description 2, make the running fix pin be positioned at the non-measuring junction of the inner measuring jaw to be corrected of main scale, because the running fix pin moves, when pushing inner measuring jaw to be corrected, vernier caliper can whole be rotated counterclockwise, therefore the lower left corner that can main scale and the upper right corner of vernier scale all install and fix register pin, rotation to vernier caliper is carried out spacing, promptly can rotate the fine motion handwheel this moment and begin to proofread and correct inner measuring jaw on the main scale, the fine motion handwheel rotates and drives the drive link rotation, the drive linking arm moves, and drives the running fix pin and moves in mobile hole, and the inner measuring jaw on the running fix pin extruding main scale comes the inner measuring jaw correction that resets.Behind the running fix pin extruding inner measuring jaw, the inner measuring jaw generation elastic deformation of main scale, therefore tackling inner measuring jaw to be corrected carries out repeatedly extrusion operation, makes the measuring accuracy of vernier caliper satisfy the interior size tolerance requirements of regulation rules scope.
Claims (5)
1. the inside and outside measuring jaw means for correcting of a vernier caliper, it is characterized in that, it comprises worktable (1), described worktable (1) is provided with mobile hole (2), be provided with running fix pin (3) in the described mobile hole (2), described running fix pin (3) flexibly connects with described mobile hole (2), described worktable (1) is provided with the stationary installation (5) that is used for fixing vernier caliper (4), also be provided with fine motion handwheel (6) on the described worktable (1), described fine motion handwheel (6) is rotationally connected with described worktable (1), fine motion handwheel (6) is connected with the gearing (7) that is used to make running fix pin (3) move left and right in mobile hole (2), and described gearing (7) is connected with described running fix pin (3).
2. the inside and outside measuring jaw means for correcting of vernier caliper according to claim 1, it is characterized in that, described gearing (7) comprises drive link (7-1) and linking arm (7-2), described drive link (7-1) is connected with described fine motion handwheel (6), drive link (7-1) is a screw rod, drive link (7-1) is vertical with described linking arm (7-2) and be threaded, and described linking arm (7-2) is connected with described running fix pin (3).
3. the inside and outside measuring jaw means for correcting of vernier caliper according to claim 1, it is characterized in that, described stationary installation (5) comprises at least two fixed locating studs (5-1) and several fixed orifices (5-2), and described fixed locating stud (5-1) and fixed orifice (5-2) flexibly connect.
4. according to measuring jaw means for correcting inside and outside claim 1 or the 2 or 3 described vernier calipers, it is characterized in that, described worktable (1) is the rectangular structure of lower surface opening, the upper surface of worktable (1) and the side of being, four sides plate, described mobile hole (2) and stationary installation (5) all are positioned at the upper surface of described worktable (1), and described fine motion handwheel (6) is positioned at a side of worktable (1).
5. the inside and outside measuring jaw means for correcting of vernier caliper according to claim 4 is characterized in that described mobile hole (2) is a slotted hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206843573U CN201955035U (en) | 2010-12-28 | 2010-12-28 | Correcting device for internal and external measuring jaws of vernier caliper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206843573U CN201955035U (en) | 2010-12-28 | 2010-12-28 | Correcting device for internal and external measuring jaws of vernier caliper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201955035U true CN201955035U (en) | 2011-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206843573U Expired - Fee Related CN201955035U (en) | 2010-12-28 | 2010-12-28 | Correcting device for internal and external measuring jaws of vernier caliper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201955035U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103791797A (en) * | 2014-01-15 | 2014-05-14 | 北京东方计量测试研究所 | Accessory for detecting center line caliper and method for detecting center line caliper |
| CN107696179A (en) * | 2017-07-28 | 2018-02-16 | 广州元凛建筑工程技术开发有限公司 | A kind of efficient decorative panel for building processing unit (plant) |
| CN112658754A (en) * | 2020-12-25 | 2021-04-16 | 太仓庄正数控设备有限公司 | Positioning fixture for caliper frame |
-
2010
- 2010-12-28 CN CN2010206843573U patent/CN201955035U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103791797A (en) * | 2014-01-15 | 2014-05-14 | 北京东方计量测试研究所 | Accessory for detecting center line caliper and method for detecting center line caliper |
| CN103791797B (en) * | 2014-01-15 | 2016-04-27 | 北京东方计量测试研究所 | For the annex of inspection center's line card chi and the method for inspection center's line card chi |
| CN107696179A (en) * | 2017-07-28 | 2018-02-16 | 广州元凛建筑工程技术开发有限公司 | A kind of efficient decorative panel for building processing unit (plant) |
| CN112658754A (en) * | 2020-12-25 | 2021-04-16 | 太仓庄正数控设备有限公司 | Positioning fixture for caliper frame |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110831 Termination date: 20171228 |