CN205090913U - Pitch diameter detector - Google Patents
Pitch diameter detector Download PDFInfo
- Publication number
- CN205090913U CN205090913U CN201520898249.9U CN201520898249U CN205090913U CN 205090913 U CN205090913 U CN 205090913U CN 201520898249 U CN201520898249 U CN 201520898249U CN 205090913 U CN205090913 U CN 205090913U
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- sleeve
- bar
- posting
- large sleeve
- pitch
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a pitch diameter detector, it relates to a detector. The staff needs to be measured one by one according to the step through multiple appurtenance by measuring object when measuring external screw thread pitch diameter, and not only the operating procedure loaded down with trivial details and do not have a detection and correction effect, simultaneously because of by measuring object location stable direct influence measuring result's accuracy inadequately. The utility model discloses in the shape of handheld portion be " C " font, be provided with the riser in little sleeve and the big telescopic clearance, the riser includes two gears, four racks, two action bars and two connecting rods, and the screw pitch gauge is located big sleeve outer and set up in the upper end of raising the pole, goes up the posting and is located big telescopic below, the pole raises and on processing have the second scale, the lower extreme that raises the pole passes big sleeve, little sleeve in proper order and goes up the posting, goes up the top of posting and the lower extreme rigid coupling of every rack, the lower extreme of handheld portion is provided with and detects the platform, the top surface that detects the platform is recessed cambered surface. The utility model is used for external screw thread pitch diameter detects.
Description
Technical field
The utility model is specifically related to a kind of pitch diameter of thread detector.
Background technology
The imaginary cylinder diameter coincided at the bottom of large footpath and external thread crest or internal thread tooth is the pitch diameter of thread, along with male-pipe nonstandard specifications and models kind constantly increase, the measurement of external thread gauge requires also more and more higher, also have a lot of factory to continue to use traditional external thread gauge technology at present to detect male-pipe, the conventional art production cycle is long, expensive, easy to wear, learies is large, use procedure labour intensity is large, the even same personnel of different personnel are under different conditions, and the repeatability of its testing result is all variant.When staff utilizes conventional threads gauge to measure the external thread pitch diameter of thread, threaded line pipe is needed to measure one by one according to step through multiple aid, not only complex operation step and without detection calibration result, simultaneously directly affect the accuracy of measurement result because detected threaded line pipe location is stable not.
Summary of the invention
The purpose of this utility model is to provide a kind of pitch diameter of thread detector, to solve staff when measuring the external thread pitch diameter of thread, detected threaded line pipe is needed to measure one by one according to step through multiple aid, not only complex operation step and without detection calibration result, simultaneously directly affect the problem of measurement result accuracy because detected threaded line pipe location is stable not.
The utility model is solve the problems of the technologies described above the technical scheme taked to be:
A kind of pitch diameter of thread detector, it comprises rise bar, large sleeve, small sleeve, lifter, upper posting, monitor station, Handheld Division, tightening bar and thread pitch gauge, the shape of described Handheld Division is " Contraband " font, the outer wall of described Handheld Division is processed with the first scale and standard lines respectively, described large sleeve and small sleeve are all vertically arranged, the upper end of described Handheld Division is fixedly connected with the outer wall of large sleeve, described small sleeve to be inlaid in large sleeve and to arrange with large sleeve gap, the height of small sleeve is less than the height of large sleeve, lifter is provided with in the gap of small sleeve and large sleeve,
Described lifter comprises two gears, four tooth bars, two control lever and two connecting links, two gears are disposed in parallel in the both sides of small sleeve, gear and connecting link one_to_one corresponding are arranged, each gear is arranged on the outer wall of small sleeve by the connecting link of its correspondence, described four tooth bars are arranged in large sleeve along the length direction of large sleeve, in described four tooth bars, two tooth bars are meshed with a described gear, in described four tooth bars, another two tooth bars are meshed with gear described in another, each gear mesh should be provided with a control lever, the outer wall of large sleeve is passed in one end of each control lever, the other end of control lever is located on the center of circle of the gear of its correspondence,
It is outer and be arranged on the upper end of raising bar that described thread pitch gauge is positioned at large sleeve, described upper posting is positioned at the below of large sleeve, described rise bar is processed with the second scale, raise the lower end of bar successively through large sleeve, small sleeve and upper posting, the top of described upper posting is fixedly connected with the lower end of each tooth bar, tightening bar holds out against on the outer wall raising bar through the barrel of large sleeve, and the lower end of described Handheld Division is provided with monitor station, and the end face of monitor station is recessed cambered surface.
The utility model has following beneficial effect:
1, the utility model is rationally novel in design, can realize the effect of accurately locating detected threaded line pipe, measuring large footpath, measuring pitch and inspection, easy to operate, saves detection time.
2, by raising bar, large sleeve, being equipped with between tightening bar and monitor station, the large footpath of detected threaded line pipe is quick and precisely measured; Four tooth bars synchronous effect rising and decline in large sleeve is effectively realized by lifter, two gears, being equipped with between two control lever and two connecting links, thus accurately control the lifting action of upper posting, packaging type location is realized to detected threaded line pipe, makes locating effect of the present invention accurately and firmly.
3, arranged by the bitubular between large sleeve and small sleeve, make the utility model in use can either realize raising the controlled lifting action of bar, the controlled lifting action of posting can be realized again.
4, by the comparison of the first scale and the second scale, effectively can calculate the large footpath size of detected threaded line pipe, whether the setting of standard lines is for checking the measurement numerical value in the large footpath of detected threaded line pipe in standard criterion; The size of detected threaded line pipe pitch effectively can be detected by the measurement of thread pitch gauge.
5, the setting of Handheld Division not only can effectively show the first scale and standard lines, facilitates staff's comparison, and the shape of Handheld Division " Contraband " font is also convenient to staff's assurance simultaneously, strengthens stability of the present utility model.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present utility model;
Fig. 2 is left TV structure schematic diagram of the present utility model;
Fig. 3 raises bar 1, large sleeve 2, annexation schematic diagram between small sleeve 3 and lifter 4;
Fig. 4 is the plan structure schematic diagram of Fig. 3;
Fig. 5 is the annexation schematic diagram between gear 4-1 and tooth bar 4-2;
Fig. 6 is the first working state schematic representation of the present utility model, and do not show posting 5 and thread pitch gauge 10 in figure, filled arrows represents the direction of motion of tooth bar 4-2, and hollow arrow represents the direction of motion raising bar 1;
Fig. 7 is the second working state schematic representation of the present utility model, does not show posting 5 and thread pitch gauge 10 in figure;
Fig. 8 is the plan structure schematic diagram of pitch gauge head 10-3 in thread pitch gauge 10.
Embodiment
Embodiment one: composition graphs 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7 illustrates present embodiment, present embodiment comprises rise bar 1, large sleeve 2, small sleeve 3, lifter 4, upper posting 5, monitor station 7, Handheld Division 8, tightening bar 9 and thread pitch gauge 10, the shape of described Handheld Division 8 is " Contraband " font, the outer wall of described Handheld Division 8 is processed with respectively the first scale 8-1 and standard lines 8-2, described large sleeve 2 and small sleeve 3 are all vertically arranged, the upper end of described Handheld Division 8 is fixedly connected with the outer wall of large sleeve 2, described small sleeve 3 to be inlaid in large sleeve 2 and to arrange with large sleeve 2 gap, the height of small sleeve 3 is less than the height of large sleeve 2, lifter 4 is provided with in the gap of small sleeve 3 and large sleeve 2,
Described lifter 4 comprises two gear 4-1, four tooth bar 4-2, two control lever 4-3 and two connecting link 4-4, two gear 4-1 are disposed in parallel in the both sides of small sleeve 3, gear 4-1 and connecting link 4-4 one_to_one corresponding are arranged, each gear 4-1 is arranged on the outer wall of small sleeve 3 by the connecting link 4-4 of its correspondence, described four tooth bar 4-2 are arranged in large sleeve 2 along the length direction of large sleeve 2, in described four tooth bar 4-2, two tooth bar 4-2 are meshed with a described gear 4-1, in described four tooth bar 4-2, another two tooth bar 4-2 are meshed with gear 4-1 described in another, each gear 4-1 correspondence is provided with a control lever 4-3, the outer wall of large sleeve 2 is passed in one end of each control lever 4-3, the other end of control lever 4-3 is located on the center of circle of gear 4-1 of its correspondence,
It is outer and be arranged on the upper end of raising bar 1 that described thread pitch gauge 10 is positioned at large sleeve 2, described upper posting 5 is positioned at the below of large sleeve 2, described rise bar 1 is processed with the second scale, raise the lower end of bar 1 successively through large sleeve 2, small sleeve 3 and upper posting 5, the top of described upper posting 5 is fixedly connected with the lower end of each tooth bar 4-2, tightening bar 9 holds out against on the outer wall raising bar 1 through the barrel of large sleeve 2, the lower end of described Handheld Division 8 is provided with monitor station 7, and the end face of monitor station 7 is recessed cambered surface.
Standard lines 8-2 in present embodiment draws according to the codes and standards in the large footpath of external thread, and whether the numerical value of the Major Diam gone out for measurement of comparison meets standard, and whether this numerical value is in critical field.The setting of standard lines 8-2 makes the utility model can test after the numerical value in the mensuration large footpath of external thread.
Embodiment two: composition graphs 3 and Fig. 4 illustrate present embodiment, described in present embodiment, the inwall of large sleeve 2 is provided with four slideways, tooth bar 4-2 and slideway one_to_one corresponding are arranged, and each tooth bar 4-2 is slidably matched by the slideway of its correspondence and the inwall of large sleeve 2.Other composition and annexation identical with embodiment one.
Embodiment three: composition graphs 4 illustrates present embodiment, four tooth bar 4-2 described in present embodiment are evenly arranged along the circumferencial direction of small sleeve 3.Other composition and annexation identical with embodiment one or two.
Embodiment four: composition graphs 1, Fig. 2, Fig. 6 and Fig. 7 illustrate present embodiment, raise bar 1 described in present embodiment and comprise locking cap 1-1 and movable body of rod 1-2, described locking cap 1-1 is positioned at directly over movable body of rod 1-2, the upper end of described movable body of rod 1-2 to be arranged in locking cap 1-1 and to be slidably matched with the inwall of locking cap 1-1, and the lower end of described movable body of rod 1-2 is successively through large sleeve 2, small sleeve 3 and upper posting 5.In present embodiment, locking cap 1-1 and movable body of rod 1-2 also can be threaded connection with.Other composition and annexation identical with embodiment three.
Embodiment five: composition graphs 1, Fig. 2 and Fig. 8 illustrates present embodiment, thread pitch gauge 10 described in present embodiment comprises horizon bar 10-1, vertical bar 10-2 and pitch gauge head 10-3, one end of described horizon bar 10-1 is fixedly connected on the outer wall of locking cap 1-1, described vertical bar 10-2 is vertical with horizon bar 10-1 to be arranged, the upper end of described vertical bar 10-2 is fixedly connected with the other end of horizon bar 10-1, lower end and the pitch gauge head 10-3 of described vertical bar 10-2 are hinged, described pitch gauge head 10-3 is spade gauge head, described spade gauge head is processed with multiple equidistant measurement tooth near one end of Handheld Division 8, described pitch gauge head 10-3 is also processed with the 3rd scale matched with multiple equidistant measurement tooth.
In present embodiment, thread pitch gauge 10 is compared with existing thread pitch gauge, structure simplifies more and metering system is also different, thread pitch gauge 10 in present embodiment measures from the radial direction of detected threaded line pipe its pitch, and measure dissimilar detected threaded line pipe needs to change corresponding pitch gauge head 10-3 simultaneously.Other composition and annexation identical with embodiment four.
Embodiment six: composition graphs 1 illustrates present embodiment, described in present embodiment, a kind of pitch diameter of thread detector also comprises lower posting 6, described upper posting 5 is identical with lower posting 6 structure, described lower posting 6 is recessed arc frame and is fixedly connected on monitor station 7, and described lower posting 6 to be positioned at immediately below posting 5 and to be oppositely arranged with upper posting 5.The setting of lower posting 6 is the location in order to coordinate upper posting 5 to realize realizing detected threaded line pipe omnidirectional.Other composition and annexation identical with embodiment one or five.
In conjunction with Figure of description 1 to 8, principle of work of the present utility model is described:
The utility model is according to the formula pitch diameter of thread=Major Diam-0.6495 × pitch, determines whether the pitch diameter of thread meets standard by the measurement of the measurement in the large footpath of double thread and inspection, pitch.
First, needs being detected detected threaded line pipe is placed on monitor station 7, the control lever 4-3 screwed in lifter 4 makes tooth bar 4-2 fall and drives posting 5 to wrap up and compress detected threaded line pipe, then tightening bar 9 is screwed, rise bar 1 is slowly fallen until withstand detected threaded line pipe, the large footpath of detected threaded line pipe is gone out by the measurement of comparison of the first scale 8-1 and the second scale, by these data of comparatively validate of standard lines 8-2 whether in the reasonable scope, if the numerical value in large footpath is not in the reasonable scope, reorientate measurement, if the numerical value in large footpath in the reasonable scope, last operation thread pitch gauge 10, multiple equidistant measurement tooth on pitch gauge head 10-3 is pressed at the bottom of the tooth of detected threaded line pipe, the pitch of detected threaded line pipe is measured according to the 3rd scale, finally draw the numerical value of the pitch diameter of thread, this numerical value is compared with pitch diameter of thread standard value check out the pitch diameter of thread of this detected threaded line pipe whether up to standard.
Claims (6)
1. a pitch diameter of thread detector, it is characterized in that: it comprises raises bar (1), large sleeve (2), small sleeve (3), lifter (4), upper posting (5), monitor station (7), Handheld Division (8), tightening bar (9) and thread pitch gauge (10), the shape of described Handheld Division (8) is " Contraband " font, the outer wall of described Handheld Division (8) is processed with respectively the first scale (8-1) and standard lines (8-2), described large sleeve (2) and small sleeve (3) are all vertically arranged, the upper end of described Handheld Division (8) is fixedly connected with the outer wall of large sleeve (2), described small sleeve (3) to be inlaid in large sleeve (2) and to arrange with large sleeve (2) gap, the height of small sleeve (3) is less than the height of large sleeve (2), lifter (4) is provided with in the gap of small sleeve (3) and large sleeve (2),
Described lifter (4) comprises two gears (4-1), four tooth bars (4-2), two control lever (4-3) and two connecting links (4-4), two gears (4-1) are disposed in parallel in the both sides of small sleeve (3), gear (4-1) and connecting link (4-4) one_to_one corresponding are arranged, each gear (4-1) is arranged on the outer wall of small sleeve (3) by the connecting link (4-4) of its correspondence, described four tooth bars (4-2) are arranged in large sleeve (2) along the length direction of large sleeve (2), in described four tooth bars (4-2), two tooth bars (4-2) are meshed with a described gear (4-1), in described four tooth bars (4-2), another two tooth bars (4-2) are meshed with gear described in another (4-1), each gear (4-1) correspondence is provided with a control lever (4-3), the outer wall of large sleeve (2) is passed in one end of each control lever (4-3), the other end of control lever (4-3) is located on the center of circle of gear (4-1) of its correspondence,
Described thread pitch gauge (10) be positioned at large sleeve (2) outward and be arranged on raise bar (1) upper end, described upper posting (5) is positioned at the below of large sleeve (2), described rise bar (1) is processed with the second scale, raise the lower end of bar (1) successively through large sleeve (2), small sleeve (3) and upper posting (5), the top of described upper posting (5) is fixedly connected with the lower end of each tooth bar (4-2), tightening bar (9) holds out against on the outer wall raising bar (1) through the barrel of large sleeve (2), the lower end of described Handheld Division (8) is provided with monitor station (7), the end face of monitor station (7) is recessed cambered surface.
2. a kind of pitch diameter of thread detector according to claim 1, it is characterized in that: the inwall of described large sleeve (2) is provided with four slideways, tooth bar (4-2) and slideway one_to_one corresponding are arranged, and each tooth bar (4-2) is slidably matched by the slideway of its correspondence and the inwall of large sleeve (2).
3. a kind of pitch diameter of thread detector according to claim 1 and 2, is characterized in that: described four tooth bars (4-2) are evenly arranged along the circumferencial direction of small sleeve (3).
4. a kind of pitch diameter of thread detector according to claim 3, it is characterized in that: described rise bar (1) comprises locking cap (1-1) and the movable body of rod (1-2), described locking cap (1-1) is positioned at directly over the movable body of rod (1-2), the upper end of the described movable body of rod (1-2) to be arranged in locking cap (1-1) and to be slidably matched with the inwall of locking cap (1-1), and the lower end of the described movable body of rod (1-2) is successively through large sleeve (2), small sleeve (3) and upper posting (5).
5. a kind of pitch diameter of thread detector according to claim 4, it is characterized in that: described thread pitch gauge (10) comprises horizon bar (10-1), vertical bar (10-2) and pitch gauge head (10-3), one end of described horizon bar (10-1) is fixedly connected on the outer wall of locking cap (1-1), described vertical bar (10-2) is vertical with horizon bar (10-1) to be arranged, the upper end of described vertical bar (10-2) is fixedly connected with the other end of horizon bar (10-1), lower end and the pitch gauge head (10-3) of described vertical bar (10-2) are hinged, described pitch gauge head (10-3) is spade gauge head, described spade gauge head is processed with multiple equidistant measurement tooth near the one end of Handheld Division (8), described pitch gauge head (10-3) is also processed with the 3rd scale matched with multiple equidistant measurement tooth.
6. a kind of pitch diameter of thread detector according to claim 1 or 5, it is characterized in that: described a kind of pitch diameter of thread detector also comprises lower posting (6), described upper posting (5) is identical with lower posting (6) structure, described lower posting (6) is for recessed arc frame and be fixedly connected on monitor station (7), and described lower posting (6) to be positioned at immediately below posting (5) and to be oppositely arranged with upper posting (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520898249.9U CN205090913U (en) | 2015-11-12 | 2015-11-12 | Pitch diameter detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520898249.9U CN205090913U (en) | 2015-11-12 | 2015-11-12 | Pitch diameter detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205090913U true CN205090913U (en) | 2016-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520898249.9U Expired - Fee Related CN205090913U (en) | 2015-11-12 | 2015-11-12 | Pitch diameter detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205090913U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106705786A (en) * | 2016-11-30 | 2017-05-24 | 江西合力泰科技有限公司 | Go/no-go gauge for measuring product shape with N-gon cross section |
| CN113483630A (en) * | 2020-12-24 | 2021-10-08 | 无锡恒尔捷精密机械制造有限公司 | Detection method for thread pitch diameter reference |
-
2015
- 2015-11-12 CN CN201520898249.9U patent/CN205090913U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106705786A (en) * | 2016-11-30 | 2017-05-24 | 江西合力泰科技有限公司 | Go/no-go gauge for measuring product shape with N-gon cross section |
| CN106705786B (en) * | 2016-11-30 | 2023-05-16 | 江西合力泰科技有限公司 | Go-no-go gauge for measuring appearance of product with N-shaped section |
| CN113483630A (en) * | 2020-12-24 | 2021-10-08 | 无锡恒尔捷精密机械制造有限公司 | Detection method for thread pitch diameter reference |
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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: 20160316 Termination date: 20201112 |