CN105091705A - Countersunk fastener P value measuring device - Google Patents
Countersunk fastener P value measuring device Download PDFInfo
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- CN105091705A CN105091705A CN201510261774.4A CN201510261774A CN105091705A CN 105091705 A CN105091705 A CN 105091705A CN 201510261774 A CN201510261774 A CN 201510261774A CN 105091705 A CN105091705 A CN 105091705A
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- countersunk fastener
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Abstract
The invention relates to a countersunk fastener P value measuring device. The countersunk fastener P value measuring device comprising a measuring bay and a measuring tool, wherein the a channel is arranged in the measuring tool, and penetrates through the measuring tool along the vertical direction, and is used for accepting the rod part of a to-be-measured countersunk fastener; the measuring bay is a portable measuring bay; the measuring tool is fixed on the measuring bay; and the measuring bay is provided with a mounting structure which is opposite to the measuring tool and is used for mounting a measuring meter. The countersunk fastener P value measuring device is convenient to carry and can realize measurement in a movable manner.
Description
Technical field
The present invention relates to a kind of countersunk fastener P value measurement mechanism.
Background technology
As shown in Figure 1, countersunk fastener P value size refers to the distance from the initial measuring position of standard to the end face of fastener head, and the initial measuring position of this standard is standard-required dimension D
2with the virtual intersection in angle [alpha] face.In Aero-Space and military securing member screw product, need to measure sunk screw P value, to guarantee that product head strength performance meets the demands.
Such as notification number is that the Chinese utility model patent of CN203615858U discloses the fast simple measurement mechanism of a kind of sunk screw P value, as shown in Figure 2, this measurement mechanism comprises measuring table 90, measuring table 90 is provided with measures frock 92, measure frock 92 has run through along the vertical direction measure frock, for placing the passage in the bar portion of tested countersunk fastener, the passway measured on the upside of frock that is positioned at of passage has the benchmark opening's edge coordinated with the canonical measure reference position block of tested countersunk fastener head, and benchmark opening's edge is the upper side measuring frock.The top measuring frock is provided with meter 91, meter is fixed on measuring table 90 by magnet stand 93, the measuring staff 94 of meter 91 can move up and down, the lower end of measuring staff 94 has measuring head 95, measuring head is measured countersunk fastener along the vertical direction, meter 91 correspondence " 0 " position when measuring head 95 is in benchmark opening's edge.
Because magnet stand 93 is adsorbed on measuring table, that does not determine between magnet stand with measuring table is fixedly connected with relation, the reference position measured between frock 92 and meter 91 is uncertain, the location, bar portion swinging magnet stand is needed to find measuring basis position accurately during use, when magnet stand is collided, the reference position of then having good positioning easily changes, once also need to reorientate to find reference position accurately after change, therefore this measurement mechanism is not easy to mobile; In addition, above-mentioned Simple measurement device in use, measurement frock 92, magnet stand 93 is needed to be placed on special measuring table respectively, when using in workshop, if want to measure tested countersunk fastener, need at special measuring table place, measurement frock and magnet stand to be placed on measuring table, by the restriction of measuring table, make this measurement mechanism can not flow measurement; Meanwhile, the measurement frock of this measurement mechanism and magnet stand split are arranged, if want to move and carry this measurement mechanism, need magnet stand, measurement frock to remove respectively from measuring table, and be not easy to carry with.
Summary of the invention
The object of this invention is to provide a kind of can flow measurement, portable countersunk fastener P value measurement mechanism.
For achieving the above object, the present invention adopts following technical scheme:
A kind of countersunk fastener P value measurement mechanism, comprise measurement bay and measure frock, described measurement frock be provided with run through along the vertical direction measure frock, for placing the passage in the bar portion of tested countersunk fastener, described measurement bay is portable measurement bay, described measurement frock is fixed on measurement bay, described measurement bay be provided with relative with described measurement frock, for installing and measuring the mounting structure of table.
Described measurement bay is provided with handle.
Mounting structure is provided with meter, and described meter is provided with the lever of the measuring staff for mentioning meter, and one end of described lever is connected with the measuring staff of meter, the described handle of the other end on measurement bay.
The lower end of described meter is provided with measuring head, the downside of described measuring head have with the central axis upright of described passage, measurement plane for fitting with the end face of tested countersunk fastener head.
Described measurement frock comprise the fixing tool matrix be fixed on measurement bay, for the releasable connection of fixing tool matrix to measure the movable die plate of different model countersunk fastener, the side that described movable die plate is relative with measuring head has reference side, indicating gauge correspondence " 0 " position when measuring head is positioned on reference side.
Described mounting structure comprise perforation that the measuring staff for meter installs and along described perforation radial communication described in the threaded hole of boring a hole, be coated with jackscrew in threaded hole.
Described measurement frock offers the installation locating slot of the central axis coaxial for making the axis of described perforation and described passage.
Described measurement frock is provided with the breach passing in and out described passage for the bar portion for tested countersunk fastener along the radial direction in bar portion.
Advantageous Effects of the present invention: comprise portable measurement bay, measuring frock is fixed on measurement bay, meter is fixed on measurement bay, measurement bay is measured support measurement frock and meter are fixed together, during traverse measurement frame, measurement frock can be moved together, ensure that the reference position measured between frock and measurement bay is constant, conveniently moving, and measurement bay can be carried with carry out flow measurement.
Measurement bay is provided with handle, and meter is provided with lever, and one end of lever is connected with the measuring staff of meter, the other end is near handle, and holding handle can pick up measurement bay, this measurement mechanism hand-held, on the other hand tested countersunk fastener is placed on and measures in frock, can to measure whenever and wherever possible and easy to operate.
Accompanying drawing explanation
Fig. 1 is the P value scale diagrams of countersunk fastener;
Fig. 2 is the structural representation of the fast simple measurement mechanism of a kind of sunk screw P value in background technology;
Fig. 3 is the structural representation of the embodiment 1 of a kind of countersunk fastener P of the present invention value measurement mechanism;
Fig. 4 is the structural representation of movable die plate in the embodiment of the present invention 1;
Fig. 5 is the left view of Fig. 4;
Fig. 6 is the structural representation of fixing tool matrix in the embodiment of the present invention 1;
Fig. 7 is embodiments of the invention 1 schematic diagram in use;
In figure: 1, meter, 101, lever, 102, measuring head, 103, measuring staff, 2, measurement bay, 201, fixed claw, 202, fixed part, 203, handle, 3, jackscrew, 4, measure frock, 5, movable die plate, the 501, second pin-and-hole, 502, unthreaded hole, 504, upper channel, 505, benchmark opening's edge, 506, reference side, 6, fixing tool matrix, 601, locating slot is installed, the 602, second pin-and-hole, 603, screw hole, 605, lower channel, 7, holding screw, 8, tested countersunk fastener, 9, pin.
Embodiment
The embodiment 1 of countersunk fastener P value meter of the present invention, as shown in Fig. 3-Fig. 7, this countersunk fastener P value measurement mechanism comprises portable meter 1 and measurement bay 2, meter 1 has measuring staff 103, measuring staff 103 can move along the vertical direction, the lower end of measuring staff 103 is provided with measuring head 102, drives measuring head 102 to be elevated when sounding rod moves up and down.Measurement bay 2 has the fixed part 202 for fixation measuring table 1, fixed part 202 is provided with the mounting structure for installing and measuring table, mounting structure comprise the perforation of passing for measuring staff 103 and along described perforation radial communication described in the threaded hole of boring a hole, jackscrew 3 is coated with in threaded hole, the measuring staff 103 of meter 1 is installed in perforation, and jackscrew 3 holds out against meter 1 and is fixed on measurement bay 2 by meter.
Measurement bay 2 comprises fixed claw 201, fixed claw 201 is fixed with and measures frock 4, described measurement frock 4 is provided with to run through along the vertical direction measures frock, for placing the passage in the bar portion of tested countersunk fastener, perforation on passage and fixed part is oppositely arranged, in the present embodiment, the axis coaxle that the central axis of passage and fixed part are bored a hole, the passway be positioned on the upside of measurement frock of passage has the benchmark opening's edge for coordinating with the canonical measure reference position block of tested countersunk fastener head, measure in frock 4 and have for tested countersunk fastener along the breach in the radial admission passage in its bar portion, in the present embodiment, breach is positioned at the rear side measuring frock.Measure frock 4 and comprise fixing tool matrix 6, be fixed with movable die plate 5 by holding screw 7 and pin 9 on the upside of fixing tool matrix 6, the movable die plate of replaceable different model, measure the countersunk fastener of different model.Described passage comprises the upper channel 504 be positioned on movable die plate 5, the lower channel 605 be positioned on fixing tool matrix 6, described breach comprises the upper breach be positioned on movable die plate 5, the lower breach be positioned on fixing tool matrix 6, benchmark opening's edge 505 is positioned on movable die plate 5, the upside of movable die plate 5 has the reference side 506 with the central axis upright of passage, and benchmark opening's edge 505 is positioned on reference side 506.Fixing tool matrix 6 is provided with the first pin-and-hole 602 and screw hole 603, and on movable die plate 5, correspondence is provided with the second pin-and-hole 501 and unthreaded hole 502; First pin-and-hole 602 is arranged at the left of fixing tool matrix 6 and vertically runs through setting, and the first pin-and-hole has two and spaced apart along the longitudinal direction.
In the present embodiment meter 1 for precision be the clock gauge of 0.001mm, lever 101 is installed above clock gauge, one end of lever 101 is fixedly connected with measuring staff 103, the other end can for finger pressing, measurement bay 2 is provided with the handle 203 that people can be supplied hand-held in the right side of fixed part 202, lever 101 supplies one end of finger pressing near the handle 203 of measurement bay 2, when people holds handle 203, finger can also be utilized to carry out presses lever 101 and upwards mentioned by measuring staff; During use, survey crew can one hold handle and to be picked up by this device and presses lever, is placed on by screw in the passage measuring frock on the other hand, simple to operation.
In the present embodiment, measuring head 102 is cylindrical, and the central axis coaxial of the axis of measuring head 102, the axis of measuring staff 103 and measurement frock upper channel is arranged, and reduces measuring error; Benchmark opening's edge 505 equals standard-required dimension D for diameter
2arc section, the lower surface of measuring head 102 is measurement plane, and measurement plane is parallel with reference side, when the measurement plane of measuring head is positioned on reference side, meter 1 correspondence " 0 " position; The diameter of measuring head 102 is greater than the diameter of benchmark opening's edge 505, and reference side can contact with the measurement plane of measuring head 102 and coordinate, and measuring head can not in admission passage, and in other embodiments, measuring head lower end can be most advanced and sophisticated or sphere.
In the present embodiment, measurement bay 2 is platy structure, the thickness direction of measurement bay 2 and the thickness direction of meter 1 extend all along the longitudinal direction, the swaying direction of lever 101 extends along the longitudinal direction, fixed part 202, fixed claw 201 and the one-body molded setting of handle 203, convenient processing and manufacture, can not produce loosening simultaneously between each several part.In other embodiments, measurement bay 2 can be Split assembled structure.
Fixing tool matrix 6 on the side of measuring head 102, offer the installation locating slot 601 corresponding with fixed claw 201, locating slot 601 is installed ensure to measure frock when mounted, the central axis of passage and the axis coaxle of measuring staff, fixed claw is welded to connect with installation locating slot 601.In this enforcement, locating slot 601 is installed and is arranged on the downside end face of fixing tool matrix 6, in other embodiments, locating slot is installed and can be arranged on the upside end face of fixing tool matrix.
The use procedure of above-described embodiment 1 and measuring principle: the handle 203 of hand-held measurement bay 2, press with finger lever 101 one end near handle, now measuring head 102 lifts, again the bar portion of tested countersunk fastener 8 is installed in passage by the breach measuring frock, the canonical measure reference position D2 of the head of tested countersunk fastener 8 is contacted and by benchmark opening's edge 505 block with benchmark opening's edge 505, then putting down lever 101 makes measuring head 102 move near reference side 506 downwards, until the end contact of the head of the measurement plane of measuring head 102 and tested countersunk fastener 8, spacing between the measurement bottom face of now benchmark opening's edge 505 and plane surveying 102 is the P value of tested countersunk fastener, because benchmark opening's edge 505 is corresponding with the zero-bit of Measurement scales, therefore the P value of tested countersunk fastener 8 directly can be read from the Measurement scales of clock gauge.
In other embodiments of the invention, mounting structure can also be deck, clip, and the measuring staff of meter is installed in clip, clip installs bolt and is held tightly by the measuring staff of meter, and then be fixed on measurement bay by meter.
In other embodiments of the invention, breach can also be arranged on the front end face of measurement frock.
In other embodiments of the invention, can also save the breach measured in frock, now this benchmark opening's edge is the annulus that diameter equals the D2 of standard.When placing countersunk fastener, put into passage from the upside measuring frock.
In other embodiments of the invention, measure frock can also be structure as a whole.
Claims (8)
1. a countersunk fastener P value measurement mechanism, comprise measurement bay and measure frock, described measurement frock be provided with run through along the vertical direction measure frock, for placing the passage in the bar portion of tested countersunk fastener, it is characterized in that: described measurement bay is portable measurement bay, described measurement frock is fixed on measurement bay, described measurement bay be provided with relative with described measurement frock, for installing and measuring the mounting structure of table.
2. countersunk fastener P value measurement mechanism according to claim 1, is characterized in that: described measurement bay is provided with handle.
3. countersunk fastener P value measurement mechanism according to claim 2, it is characterized in that: mounting structure is provided with meter, described meter is provided with the lever of the measuring staff for mentioning meter, one end of described lever is connected with the measuring staff of meter, the described handle of the other end on measurement bay.
4. countersunk fastener P value measurement mechanism according to claim 3, it is characterized in that: the lower end of described meter is provided with measuring head, the downside of described measuring head have with the central axis upright of described passage, measurement plane for fitting with the end face of tested countersunk fastener head.
5. countersunk fastener P value measurement mechanism according to claim 4, it is characterized in that: described measurement frock comprise the fixing tool matrix be fixed on measurement bay, for the releasable connection of fixing tool matrix to measure the movable die plate of different model countersunk fastener, the side that described movable die plate is relative with measuring head has reference side, indicating gauge correspondence " 0 " position when measuring head is positioned on reference side.
6. the countersunk fastener P value measurement mechanism according to any one of claim 1-5, it is characterized in that: described mounting structure comprise perforation that the measuring staff for meter installs and along described perforation radial communication described in the threaded hole of boring a hole, be coated with jackscrew in threaded hole.
7. countersunk fastener P value measurement mechanism according to claim 6, is characterized in that: the installation locating slot described measurement frock offering the central axis coaxial for making the axis of described perforation and described passage.
8. the countersunk fastener P value measurement mechanism according to any one of claim 1-5, is characterized in that: described measurement frock is provided with the breach passing in and out described passage for the bar portion for tested countersunk fastener along the radial direction in bar portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510261774.4A CN105091705A (en) | 2015-05-21 | 2015-05-21 | Countersunk fastener P value measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510261774.4A CN105091705A (en) | 2015-05-21 | 2015-05-21 | Countersunk fastener P value measuring device |
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| Publication Number | Publication Date |
|---|---|
| CN105091705A true CN105091705A (en) | 2015-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510261774.4A Pending CN105091705A (en) | 2015-05-21 | 2015-05-21 | Countersunk fastener P value measuring device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907971A (en) * | 2017-03-24 | 2017-06-30 | 浙江太阳股份有限公司 | A kind of cubing of quick measurement bent axle mandrel axial dimension |
| CN114406040A (en) * | 2021-12-03 | 2022-04-29 | 株洲硬质合金集团有限公司 | Tooth-like hard alloy counter bore die product pressing position control method and measuring device |
Citations (6)
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|---|---|---|---|---|
| CN2385308Y (en) * | 1999-07-15 | 2000-06-28 | 伸叶股份有限公司 | Thickness measurer |
| US20030061724A1 (en) * | 2001-10-02 | 2003-04-03 | Manfred Bodenmueller | Measuring device, measurement station, production line and measuring method for measuring the distance projected in a preferred direction between a measurement plane and a measurement area |
| JP3584273B2 (en) * | 1999-04-08 | 2004-11-04 | トヨタ自動車株式会社 | Film thickness measurement method |
| CN103471482A (en) * | 2013-08-30 | 2013-12-25 | 河南航天精工制造有限公司 | P value measuring caliper for countersunk head fastener |
| CN203615858U (en) * | 2013-11-15 | 2014-05-28 | 贵州航锐航空精密零部件制造有限公司 | Rapid and simple sunk screw P value measurement apparatus |
| CN204902717U (en) * | 2015-05-21 | 2015-12-23 | 河南航天精工制造有限公司 | Countersunk head fastener P value measuring device |
-
2015
- 2015-05-21 CN CN201510261774.4A patent/CN105091705A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3584273B2 (en) * | 1999-04-08 | 2004-11-04 | トヨタ自動車株式会社 | Film thickness measurement method |
| CN2385308Y (en) * | 1999-07-15 | 2000-06-28 | 伸叶股份有限公司 | Thickness measurer |
| US20030061724A1 (en) * | 2001-10-02 | 2003-04-03 | Manfred Bodenmueller | Measuring device, measurement station, production line and measuring method for measuring the distance projected in a preferred direction between a measurement plane and a measurement area |
| CN103471482A (en) * | 2013-08-30 | 2013-12-25 | 河南航天精工制造有限公司 | P value measuring caliper for countersunk head fastener |
| CN203615858U (en) * | 2013-11-15 | 2014-05-28 | 贵州航锐航空精密零部件制造有限公司 | Rapid and simple sunk screw P value measurement apparatus |
| CN204902717U (en) * | 2015-05-21 | 2015-12-23 | 河南航天精工制造有限公司 | Countersunk head fastener P value measuring device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907971A (en) * | 2017-03-24 | 2017-06-30 | 浙江太阳股份有限公司 | A kind of cubing of quick measurement bent axle mandrel axial dimension |
| CN114406040A (en) * | 2021-12-03 | 2022-04-29 | 株洲硬质合金集团有限公司 | Tooth-like hard alloy counter bore die product pressing position control method and measuring device |
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Application publication date: 20151125 |
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