CN2555494Y - Grid type digital displaying detector for welded edge angle fissure of displacement - Google Patents
Grid type digital displaying detector for welded edge angle fissure of displacement Download PDFInfo
- Publication number
- CN2555494Y CN2555494Y CN02247620U CN02247620U CN2555494Y CN 2555494 Y CN2555494 Y CN 2555494Y CN 02247620 U CN02247620 U CN 02247620U CN 02247620 U CN02247620 U CN 02247620U CN 2555494 Y CN2555494 Y CN 2555494Y
- Authority
- CN
- China
- Prior art keywords
- chi
- moving
- vertical
- level
- grid
- 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
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The utility model discloses a capacitive type digital display welding angularity unfitness of butt joint detector used for measuring A-welding line angularity and unfitness of butt joint of welding joint, which consists of a level measuring tape, a vertical measuring tape and a liquid crystal display. The utility model is especially applicable to the measurement of the parameters of A-welding line angularity and unfitness of butt joint of welding joint of pressure vessel. The utility model is characterized in that the displacement of the vertical location measuring tape and vertical movable measuring tape, and the displacement of level scale and level left movable tape or level right movable tape can be displayed directly on the liquid crystal display; the measurement value can be displayed in a separated display mode when the work-piece is difficult to read directly; the measurement value can be put into a computer or a printer to process data, print or display by the interface of movable digital display unit of capacitive sensor; the foot distance of measurement of the level measuring tape has two types: one is adjustable and the other is fixed to satisfy requirements of measurement of different work-piece. The measurement of absolute value and relative value of the measured parameter can be realized.
Description
Technical field
The utility model relates to the special measurement instrument that a kind of butt welding longitudinal joint angularity, unfitness of butt joint are measured, particularly a kind of detecting instrument that is used for measuring butt joint longitudinal joint category-A welding joint angularity, unfitness of butt joint, weld reinforcement, housing local pit depth, bump height and estimates 65 ° ± 5 ° of groove angles etc. in the pressure vessel manufacture process.
Background technology
Existing butt welding longitudinal joint category-A welding joint angularity, unfitness of butt joint measurement are to be the mechanical type groove measurer of representative production with former Ningbo measurer one factory.The deficiency of its existence has: (1) only sets chi reference position in several various criterion nominal diameters conducts, when several standard nominal diameters of actual measurement nominal diameter of workpiece and setting not simultaneously, be benchmark by the standard nominal diameter of setting still, have the principle error of zero, measuring accuracy is relatively poor.(2) tested container tolerance diameter generally with internal diameter as detection reference, carry out angularity, unfitness of butt joint etc. when measuring when outside it, surveying, need add the modified value of corresponding wall thickness.Equally, when actual diameter and nominal diameter differ greatly, or when being nonstandard container, also need to add corresponding modified value, its given modified value is not only used inconvenience, and has error.(3) fix owing to zero graduation, and the graduation error of groove, there are the collimation error and cumulative errors.Therefore, existing survey instrument just is difficult to carry out accurately, measure easily for being similar to pressure vessel butt joint longitudinal joint category-A welding joint angularity, unfitness of butt joint, weld reinforcement etc.
Summary of the invention
The utility model is achieved through the following technical solutions:
1. survey chi scale matrix in level and dispose capacitor grid transducer with moving chi matrix and vertical the survey on chi scale matrix and the moving chi matrix, wherein, the moving chi of level is made up of right moving chi of level and the moving chi in a level left side.The capacitor grid transducer moving grid digital display unit that configuration capacitor grid transducer and large scale integrated chip and LCD etc. are packaged together and form on the moving chi matrix of right moving chi of level and the moving chi in a level left side shows that directly inside and outside measuring claw departs from the numerical value of its design limit position.On the scale matrix of level survey chi, be equipped with the capacitor grid transducer fixed grid.
The capacitor grid transducer moving grid digital display unit that configuration capacitor grid transducer and large scale integrated chip and LCD etc. are packaged together and form on the scale matrix of vertically surveying the chi scale directly shows the action value of measurement or the changing value of action.Or the LCD of the moving grid digital display unit on the scale matrix separated with the chi body, utilize connector, cable that the measuring-signal of integrated circuit (IC) chip output is transported to liquid crystal digital display device away from the chi body, separate and show and measure numerical value.
2. according to the measurement requirement of different nominal diameter workpiece, the level of design capacitive grid type digital display welding angularity, unfitness of butt joint detector is surveyed the moving chi and the scale matrix of chi, and moving chi and the scale matrix of vertically surveying chi, and make the fixation measuring pawl and two kinds of movable measuring claws are multi-form.
3. according to the different measuring requirement, design capacitive grid type digital display welding angularity, unfitness of butt joint detector, can survey chi and the moving grid digital display unit interface of vertical survey chi measurement data by capacitor grid transducer to level, cable is sent in computing machine or the printer, carries out data processing, printing and demonstration.
The invention has the advantages that:
1. rational in infrastructure, original reason error is little, uses electric means zero setting, does not have the error of zero, measuring accuracy height, easy to use, efficient height.
2. intuitive display has been avoided the collimation error of mechanical groove formula survey instrument.
3. can optional position zero setting in measurement range, absolute magnitude that not only can the measuring workpieces measured parameter, and can compare and measure and relative measurement, reduced the cumulative errors of value.
4. have data and keep function, perhaps, be particularly suitable for being difficult to directly read the workpiece calibration of measured value directly showing measured value away from the capacitor grid transducer of detecting instrument level survey chi and vertical survey chi test section moving, fixed grid.
5. the moving chi of adjusting level is arbitrarily regulated the distance (being chord length) between interior measuring claw or external pelivimetry pawl very easily, is reduced to bottom line with the original reason error that guarantees detecting instrument.Simultaneously, owing to be that numeral shows, technical parameter values such as angularity, unfitness of butt joint directly be read or be calculated to the error of having avoided mechanical type survey instrument surveyor's staff and vertical centering control chi to cause owing to groove or read untrue can from measure displayed value, do not need modified value.
6. have measurement data is sent into the interface that computing machine or printer carry out data processing,, print or demonstrate relevant statistical graph, be convenient to process quality management and quality control by to Measurement and Data Processing.
Description of drawings
Accompanying drawing 1 is embodiment 1 structural representation of the present utility model.
Accompanying drawing 5 is that embodiment 1 vertical moving 55 ° of the chis of surveying of the present utility model are surveyed the end synoptic diagram.
Accompanying drawing 6 is that embodiment 1 vertical moving 65 ° of the chis of surveying of the present utility model are surveyed the end synoptic diagram.
Accompanying drawing 7 is embodiment 2 structural representations of the present utility model.
Accompanying drawing 8 is embodiment 3 structural representations of the present utility model.
Accompanying drawing 9 is embodiment 4 structural representations of the present utility model.
Accompanying drawing 10 is embodiment 5 structural representations of the present utility model.
Accompanying drawing 11 is the C-C sectional structure synoptic diagram of embodiment 5 of the present utility model.
Accompanying drawing 12 is a glass-lined reactor category-A solder joint structural representation, in order to as practical measuring examples of the present utility model.
In the accompanying drawing, the right moving chi of 1-level, 2-zero setting button, 3-public affairs/conversion keys made in Great Britain, the 4-handle, the 5-LCD, the vertical location survey chi of 6-I, the vertically moving chi of surveying of 7-is surveyed end for 55 °, the horizontal scale of 8-, the moving chi in a 9-level left side, 10-external pelivimetry pawl (10-1-left side external pelivimetry pawl, the right external pelivimetry pawl of 10-2-), measuring claw (measuring claw in the 11-1-left side in the 11-, measuring claw in the 11-2-right side), the vertically moving chi of surveying of 12-trip bolt, 13-capacitor grid transducer moving grid digital display unit interface, 14-is surveyed end for 65 °, the vertically moving chi of surveying of 15-, the 16-level is moved the chi matrix, the horizontal scale matrix of 17-, 18-gag, 19-capacitor grid transducer fixed grid, 20-plastic shell organic glass or transparent plastic panel, 21-capacitor grid transducer moving grid digital display unit, 22-plastic shell, the vertical scale matrix of 23-(the vertical scale matrix of 23-1-rectangle, the vertical scale matrix of 23-2-dove-tail), the vertically moving chi matrix of 24-(the vertically moving chi matrix of 24-1-rectangle, the vertically moving chi matrix of 24-2-dove-tail), the horizontal measuring staff of 25-, 26-computing machine or printer, 27-cable, the vertical location survey chi of 28-II, 29-test section connector, 30-display part connector, 31-liquid crystal indicator, 32-power switch, 33 1 data maintenance/data output keys, 34-capacitor grid transducer moving grid unit.
Embodiment
Below in conjunction with drawings and Examples the present invention is elaborated.
Embodiment 1, shown in accompanying drawing 1 ~ accompanying drawing 6.Horizontal scale (8) is made up of horizontal scale matrix (17) and the capacitor grid transducer fixed grid (19) pasted on it.The right moving chi (1) of moving chi (9) in a level left side and level moves chi matrix (16) and the capacitor grid transducer moving grid digital display unit (21) that is installed on it and trip bolt (12) by level and forms.Capacitor grid transducer moving grid digital display unit (21) is made up of LCD (5), zero setting button (2), public affairs/conversion keys made in Great Britain (3), integrated circuit (IC) chip, sensor moving grid digital display unit interface (13) and battery etc.Moving chi (9) in a level left side and the dustproof plastic shell (22) of the right moving chi (1) of level outside dress, moving chi (9) in a level left side and horizontal scale (8), smooth sliding is regulated by gag (18) between right moving chi (1) of level and horizontal scale (8).The handle (4) of moving chi (9) in a pulling level left side or the right moving chi (1) of level, can change interior measuring claw (11-1,11-2) and the external pelivimetry pawl (10-1,10-2) between distance.
Present embodiment 1 vertical moving chi (15) two ends of surveying have vertically moving 55 ° of the chis of surveying to survey end (7) and 65 ° of survey ends (14) respectively, the vertical moving chi (15) of surveying is made up of vertical moving chi matrix 24 (the vertically moving chi matrix of 24-1-rectangle, the vertically moving chi matrix of 24-2-dove-tail) and the capacitor grid transducer fixed grid of pasting on it (19).Vertical location survey chi I (6) is made up of vertical scale matrix (23) (the vertical scale matrix of 23-1-rectangle, the vertical scale matrix of 23-2-dove-tail) and dress capacitor grid transducer moving grid digital display unit (21) and trip bolt (12) thereon.Can vertical moving the survey be regulated both by trip bolt (12) adjustment gag (18) state between chi (15) and vertical location survey chi I (6) and be relatively moved.
The right moving chi (1) of moving chi (9) in present embodiment 1 a level left side and level respectively has a pair of measuring claw up and down, and (10-1 10-2) is mainly used in external pelivimetry to the external pelivimetry pawl, and (11-1 11-2) is mainly used in interior measurement to interior measuring claw.The vertical survey chi is mainly used in and measures chord length is a pair ofly can regulate the interior measuring claw (11-1 that maybe cannot regulate, the action of the circular arc of distance 11-2) or between external pelivimetry pawl (10-1.10-2), and measure measured parameter such as welding angularity, unfitness of butt joint, weld reinforcement, the local pit depth of housing, bump height according to the action method.
As shown in Figure 10, liquid crystal digital display device (31) is made up of display part connector (30), LCD (5), power switch (32), zero setting button (2), public affairs/conversion keys made in Great Britain (3), data maintenance/data output key (33) and battery etc.
Be measured as example with welding joint category-A weld seam angularity, unfitness of butt joint etc. in the glass-lined reactor process below, narrate measurement implementation process of the present utility model, in the accompanying drawing 12, D
gBe the pressure vessel nominal diameter, h is the pressure vessel wall thickness.
In order to adapt to diverse location, different size, can not directly to read the needs of different measuring requirements such as measurement data, we have designed angularity, the unfitness of butt joint detecting instrument of embodiment 1 ~ 5 five kind of different types, and its measuring process is specific as follows:
1. the nominal diameter D that works as tested pressure vessel
g(L is that (11-1 11-2) or during two external pelivimetry pawls (10-1,10-2) distance between, i.e. chord length), measures with Fig. 1 and embodiment 1 and embodiment 2 shown in Figure 7 measuring claws in two to 〉=3L.
For embodiment 1, method of operating is: chi (9) is surveyed to Far Left in a pulling level left side, and its zero setting button (2) is pressed down in the standard limit position when making interior measuring claw (11-1) and external pelivimetry pawl (10-1) be in design.The right chi (1) of surveying of pulling level is to rightmost, and its zero setting button (2) is pressed down in the standard limit position when making interior measuring claw (11-2) and external pelivimetry pawl (10-2) be in design.
If carry out external pelivimetry, vertically be placed on surveying instrument on the flat board, regulate the vertical moving chi (15) of surveying and make external pelivimetry pawl (10-1, sharp and the vertical moving survey chi of pawl 10-2) is surveyed for 55 ° and is held at (7) three on same horizontal linear, press down the zero setting button (2) of vertical location survey chi I (6), according to the nominal diameter D of Design and Machining retort
g, sheet metal thickness and design two measuring claws between critical distance L, with
Be radius of circle, L is a chord length, theory of computation action (this numerical value is dated on process chart).The vertical moving chi (15) of surveying of pulling makes LCD (5) displayed value on its vertical location survey chi I (6) equate with the theoretical action value of calculating, presses down the zero setting button (2) of vertical location survey chi I (6) once more, and LCD (5) displayed value is zero.Tube is outer to be pasted detecting instrument with simplified mutually across detected weld, and as accompanying drawing 12, the translation detecting instrument makes vertical moving 55 ° of the chis of surveying survey end (7) and contact with the weld seam peak, at this moment, and vertical LCD (5) the displayed value e of location survey chi I (6)
3Be the angularity of weld seam.In like manner, the translation detecting instrument makes the vertical moving 55 ° of survey ends of chi (7) of surveying contact with the weld seam left side, reads LCD (5) the displayed value e on the vertical location survey chi I (6)
1, the translation detecting instrument makes the vertical moving 55 ° of survey ends of chi (7) of surveying contact with the weld seam right side again, reads LCD (5) the displayed value e on the vertical location survey chi I (6)
2, e then
1-e
2Absolute value be the unfitness of butt joint of weld seam, e
1-e
3And e
2-e
3Middle absolute value the greater is a weld reinforcement.Detector is placed along the cylindrical shell hoop, by the identical method of angularity measurement, contacted with the central point of pit (or bulge) with the vertical moving 55 ° of survey ends of chi (7) of surveying, its vertical fixing is surveyed LCD (5) the displayed value e on chi I (6)
4, the translation detecting instrument makes the vertical moving 55 ° of survey ends of chi (7) of surveying contact with marginal point again, and LCD display (5) displayed value on its vertical location survey chi I (6) is e
5, e then
4-e
5Absolute value be the degree of depth (or height) of pit (or bulge).Detecting instrument is placed along simplified hoop, and 55 ° of survey chis are surveyed end (7) and (14) insertion groove is held in 65 ° of surveys with vertically moving respectively, if an end inserts, the other end can't insert, and represents that then the groove angle scope is in 55 ° ~ 65 ° scopes.Otherwise the expression groove angle is excessive or too small.
If carry out interior measurement, vertically be placed on detecting instrument on the flat board, regulate the vertical moving chi (15) of surveying and make external pelivimetry pawl (10-1, sharp and the vertical moving survey chi 65 of pawl 10-2) is surveyed and is held at (14) three on same horizontal linear, press down the zero setting button (2) that vertical fixing is surveyed chi I (6), according to the critical distance L (being chord length) between two measuring claws of the nominal diameter Dg of Design and Machining retort and design, with
Be radius of circle, L is a chord length, theory of computation action (this numerical value is dated on process chart).The vertical moving chi (15) of surveying of pulling makes LCD (5) displayed value on the vertical location survey chi I (6) equate with the theoretical action value of calculating, presses down the zero setting button (2) of vertical location survey chi I (6) once more, and LCD (5) displayed value is zero.In the tube detecting instrument is pasted with cylindrical shell mutually across detected weld, as accompanying drawing 12, the translation detecting instrument makes the vertical moving 65 ° of survey ends of chi (14) of surveying contact with the weld seam peak, at this moment, and LCD (5) the displayed value e on the vertical location survey chi I (6)
3Be the angularity of weld seam.In like manner, the translation detecting instrument makes the vertical moving 65 ° of survey ends of chi (14) of surveying contact with the weld seam left side, reads LCD (5) the displayed value e on the vertical location survey chi I (6) this moment
1, the translation detecting instrument makes the vertical moving 65 ° of survey ends of chi (14) of surveying contact with the weld seam right side again, reads LCD (5) the displayed value e on the vertical location survey chi I (6) this moment
2, e then
1-e
2Absolute value be the unfitness of butt joint of weld seam, e
1-e
3And e
2-e
3Middle absolute value the greater is a weld reinforcement.Pit (or bulge) is measured, and the groove angle estimation is identical when carrying out external pelivimetry.
For embodiment 2, method of operating is substantially the same manner as Example 1.Different is that embodiment 2 does not have moving chi (9) in a level left side and the right moving chi (1) of level, two interior measuring claw (11-1,11-2) distance between and external pelivimetry pawl (10-1,10-2) fixed distance between.
2. when the nominal diameter Dg of tested pressure vessel＜3L, carry out with the embodiment 1 of Fig. 1.
Its method of operating is: the moving chi (9) in a pulling level left side is to Far Left, extreme position when making interior measuring claw (11-1) and external pelivimetry pawl (10-1) be in design, press down its zero setting button (2), at this moment, LCD (5) displayed value on the moving chi (9) in a level left side is zero.The right moving chi (1) of pulling level is to rightmost, and its zero setting button (2) is pressed down in the standard limit position when making interior measuring claw (11-2) and external pelivimetry pawl (10-2) be in design, and at this moment, LCD (5) displayed value on the right moving chi (9) of level is zero.Spurring the right moving chi (1) of the moving chi (9) in a level left side and the level that spurs to the right left makes them equate at the absolute value that LCD (5) goes up the numerical value that shows.And guarantee that (11-1,11-2) (10-1,10-2) distance L between (being chord length) satisfies Dg 〉=3L to two interior measuring claws with two external pelivimetry pawls.Screw trip bolt (12), right moving chi (1) of level and the moving chi (9) in a level left side can not be moved.At this moment, measuring claw (11-1 in two, 11-2) or two external pelivimetry pawl (10-1, distance L 10-2) is the chord length of workpiece for measurement, calculates the theoretical action (this numerical value is dated on process chart) of measured workpiece, then, method of operating according to above-mentioned Dg 〉=3L embodiment 1, utilize earlier measuring claws in the dull and stereotyped calibration two (11-1,11-2) or two external pelivimetry pawls (10-1,10-2) and vertical moving 65 ° of the chis of surveying survey end (14) or vertically movingly survey 55 ° of surveys of chi and hold (7) on same horizontal linear.Same method of operating is measured relevant technologies parameters such as angularity, unfitness of butt joint respectively during again according to Dg 〉=3L.
3. when needs are sent into measurement data computing machine or printer and carried out data processing, carry out with accompanying drawing 8 and accompanying drawing 9 embodiment 3 and embodiment 4.Its method of operating is identical with embodiment 2 with embodiment 1.Owing to used computing machine or printer (26), can print and show relevant statistical report form, for process quality management and quality control provide timely reliable technique support to Measurement and Data Processing.
4. as if reading inconvenience in measuring process, when perhaps needing to show at a distance, can use the utility model embodiment 5 as shown in figure 10, can directly read measured value from separating on the liquid crystal digital display device (31) that shows.During measurement, move the vertical moving chi (15) of surveying, its displacement converts electric signal on the capacitor grid transducer moving grid that is installed on the vertical location survey chi II (28), and handles through integrated circuit (IC) chip.Driving liquid crystal display, public affairs/English system conversion, the output of data maintenance/data, zero setting signal are directly drawn from the pin of integrated circuit (IC) chip, cable (27), display part connector (30) through lead, test section connector (29), 27 ~ 34 cores are delivered on the liquid crystal digital display device (31), show measurement numerical value by LCD (5), realize that the separation of measuring shows.Draw signals such as zero setting, public affairs/English system conversion, the output of data maintenance/data from display part connector (30) to corresponding function button (2,3,33,32), just can realize the measurement of corresponding function.Its measuring method is identical with embodiment 2 with embodiment 1.Different is to observe or to handle measuring process from separating the liquid crystal digital display device (31) that shows.
5. embodiment 1,2,3,4 capacitor grid transducer moving grid digital display unit (21) is if selecting to install has zero setting, public affairs/English system is changed, the integrated circuit (IC) chip of data maintenance/data output function, and correspondingly increase these function keys, just can constitute capacitor grid transducer moving grid digital display unit (21), and correspondingly realize the measurement of these functions with these corresponding functions.
Claims (3)
1. a capacitive grid type digital display of being made up of level survey chi and vertical survey chi and LCD etc. welds angularity, unfitness of butt joint detector, it is characterized in that:
(1) its level is surveyed chi and can be in harmonious proportion two kinds of forms of fixed distance between the measuring amount pawl by measuring distance between measuring jaw; It is measured the measuring jaw spacing and is made up of moving chi (9) of a horizontal scale (8) and a level left side and the right moving chi (1) of level from the level survey chi of adjustable pattern; Horizontal scale (8) is made up of horizontal scale matrix (17) and stickup capacitor grid transducer fixed grid (19) in the above.The right moving chi (1) of moving chi (9) in a level left side and level is to be made of moving chi matrix (16) of level and configuration capacitor grid transducer moving grid digital display unit (21) in the above; Its measure measuring jaw spacing from machine-made level survey chi be by horizontal measuring staff (25) and fixing interior measuring claw (11-1,11-2) and external pelivimetry pawl (10-1,10-2) composition;
(2) its vertically survey chi by vertical moving survey chi (15) and vertical location survey chi I (6) or vertically location survey chi II (28) form; Vertical moving chi (15) two ends of surveying have 55 ° of vertically moving chis to survey end (7) and vertical moving 65 ° of survey ends of chi (14) respectively, are used for estimating the groove angle of weld seam; The vertical chi chi body of surveying has vertical scale I and vertical moving chi I and vertical scale II and the vertical two kinds of forms of chi II of moving: vertically scale I is made up of rectangle scale matrix (23-1) and the capacitor grid transducer moving grid digital display unit (21) or the capacitor grid transducer moving grid unit (34) that are configured in above it; Vertical moving chi I is made up of moving chi matrix (24-1) of rectangle and stickup capacitor grid transducer fixed grid (19) in the above; Vertical scale II is made up of the vertical scale matrix of dove-tail (23-2) and the capacitive grid numeral display unit (21) or the capacitor grid transducer moving grid unit (34) that are configured in above it; Vertical moving chi II is made up of vertically moving chi matrix (24-2) of dove-tail and stickup capacitor grid transducer fixed grid (19) in the above;
(3) numeral of its measured value shows direct demonstration, separate to show and by capacitor grid transducer moving grid digital display unit interface (13) display digit is sent into computing machine or printer and carry out printing after the data processing or showing three kinds of patterns: the moving chi matrix (16) of level in the right moving chi (1) of moving chi (9) in a level left side and level upward disposes capacitor grid transducer moving grid digital display unit (21), in the measurement, the right moving chi (1) of moving chi (9) in a level left side or level is with respect to horizontal scale (8) relative motion, its displacement shows its value by the LCD (5) on moving chi (9) in a level left side and the right moving chi (1) of level respectively, realizes the direct demonstration of measured value.In like manner, vertical location survey chi (6) is gone up configuration capacitor grid transducer moving grid digital display unit (21), in the measurement, and vertical location survey chi I (6) and vertical moving chi (15) relative motion of surveying, its displacement shows its value by the LCD (5) on the vertical location survey chi I (6), realizes the direct demonstration of measured value;
Vertical scale matrix (23-1 or 23-2) is gone up configuration capacitor grid transducer moving grid unit (34), in the measurement, vertical moving survey chi (15) and vertical location survey chi II (28) relative motion, its displacement is sent to by test section connector (29) and display part connector (30), cable (27) by capacitor grid transducer moving grid unit (34) and is attached thereto the liquid crystal indicator (31) that connects, LCD (5) by liquid crystal indicator (31) shows its value again, realizes that the separation of measured value shows;
Directly showing in the measurement, can survey chi (8) motion to moving chi (9) in a level left side and the right moving chi (1) of level with respect to level, its displacement is sent into computing machine or printer (26) by capacitive grid numeral display unit interface (13), and measurement data is handled, shown and prints; In like manner, can be vertical location survey chi (6) with respect to vertical moving relative motion of surveying chi (15), its displacement is sent into computing machine or printer (26) by capacitor grid transducer moving grid digital display unit interface (13), and measurement data is handled, shown and prints.
2. by the described capacitive grid type digital display welding of claim 1 angularity, unfitness of butt joint detector, it is characterized in that: the right moving chi (1) of moving chi (9) in a pulling level left side and level can make measuring claw (11-1 in two, distance 11-2) or two external pelivimetry pawl (10-1, distance 10-2) is regulated arbitrarily, directly measure and show that nominal diameter is technical parameter values such as the welding angularity, unfitness of butt joint of nonstandard size product, do not need modified value, make the original reason error of apparatus measures be reduced to bottom line.
3. by the described capacitive grid type digital display welding of claim 1 angularity, unfitness of butt joint detector, it is characterized in that: zero setting button (2) and public affairs/conversion keys made in Great Britain (3) is housed on the capacitor grid transducer moving grid digital display unit (21), zero setting button (2) and public affairs/conversion keys made in Great Britain (3), data maintenance/data output key (33), power switch (32) are housed on the liquid crystal indicator (31), can realize measured parameter absolute measurement and relative measurement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02247620U CN2555494Y (en) | 2002-08-09 | 2002-08-09 | Grid type digital displaying detector for welded edge angle fissure of displacement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02247620U CN2555494Y (en) | 2002-08-09 | 2002-08-09 | Grid type digital displaying detector for welded edge angle fissure of displacement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2555494Y true CN2555494Y (en) | 2003-06-11 |
Family
ID=33718473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN02247620U Expired - Fee Related CN2555494Y (en) | 2002-08-09 | 2002-08-09 | Grid type digital displaying detector for welded edge angle fissure of displacement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2555494Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103307981A (en) * | 2013-06-24 | 2013-09-18 | 天津金轮自行车集团有限公司 | Laser positioner for bicycle design experiment |
| CN103624383A (en) * | 2013-12-10 | 2014-03-12 | 北京隆盛泰科石油管科技有限公司 | Welding seam weld reinforcement control device for welding steel pipe |
| CN106935285A (en) * | 2017-01-20 | 2017-07-07 | 中国核工业第五建设有限公司 | AP1000 nuclear power plant containment shell deformation detecting methods |
| CN116552598A (en) * | 2023-07-10 | 2023-08-08 | 西南交通大学 | Permanent magnet track irregularity detection device and method |
-
2002
- 2002-08-09 CN CN02247620U patent/CN2555494Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103307981A (en) * | 2013-06-24 | 2013-09-18 | 天津金轮自行车集团有限公司 | Laser positioner for bicycle design experiment |
| CN103624383A (en) * | 2013-12-10 | 2014-03-12 | 北京隆盛泰科石油管科技有限公司 | Welding seam weld reinforcement control device for welding steel pipe |
| CN103624383B (en) * | 2013-12-10 | 2015-10-21 | 北京隆盛泰科石油管科技有限公司 | A kind of welded still pipe weld reinforcement control device |
| CN106935285A (en) * | 2017-01-20 | 2017-07-07 | 中国核工业第五建设有限公司 | AP1000 nuclear power plant containment shell deformation detecting methods |
| CN106935285B (en) * | 2017-01-20 | 2018-06-01 | 中国核工业第五建设有限公司 | AP1000 nuclear power plant containment shell deformation detecting methods |
| CN116552598A (en) * | 2023-07-10 | 2023-08-08 | 西南交通大学 | Permanent magnet track irregularity detection device and method |
| CN116552598B (en) * | 2023-07-10 | 2023-11-07 | 西南交通大学 | Permanent magnet track irregularity detection device and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201706997U (en) | Automobile stamping part measurer | |
| CN2555494Y (en) | Grid type digital displaying detector for welded edge angle fissure of displacement | |
| CN102997841B (en) | Rotary vector (RV) reducer back clearance measuring system | |
| CN216385357U (en) | Abrasion degree detection device for bearing fault diagnosis | |
| CN2175406Y (en) | Digital instrument for measuring furrow | |
| CN218865005U (en) | Line width and line distance measuring instrument | |
| CN201373730Y (en) | Capacitance grating type digital-display misalignment value measuring instrument | |
| CN2835989Y (en) | Device for checking cupping testing machine | |
| CN113008113A (en) | Verticality measuring instrument | |
| CN210802886U (en) | Detection equipment for measuring lead error of ball screw | |
| CN201133808Y (en) | Grating measuring apparatus | |
| CN1641313A (en) | POP can opening impression residual thickness measuring device and its measuring method | |
| CN110806164B (en) | Device and method for detecting angle of small-size sample block | |
| CN214792938U (en) | Verticality measuring instrument | |
| CN214470509U (en) | Height detection gauge for welding face of rear supporting block of engine transmission | |
| CN219608618U (en) | Push-pull force meter | |
| CN217358310U (en) | Precision gear machining detection device | |
| CN219347581U (en) | Length detection device | |
| CN2513075Y (en) | Angular radius measuring device | |
| CN212871157U (en) | Height gauge for detecting precision stamping parts | |
| CN219415966U (en) | Portable dial indicator calibrating device | |
| CN212963329U (en) | Slope surveying and mapping supervision device | |
| CN208998742U (en) | A kind of automatic range tooling between ATM cash-out movement lockable mechanism and guide rail | |
| CN221123361U (en) | Shared measuring device for automobile wheel speed bottom-reading sensor | |
| CN221350941U (en) | Extensometer original gauge length and elongation measuring device and measuring system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |