CN103968802B - A kind of space combination angle measurement unit - Google Patents
A kind of space combination angle measurement unit Download PDFInfo
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- CN103968802B CN103968802B CN201410108844.8A CN201410108844A CN103968802B CN 103968802 B CN103968802 B CN 103968802B CN 201410108844 A CN201410108844 A CN 201410108844A CN 103968802 B CN103968802 B CN 103968802B
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Abstract
The present invention relates to a kind of space combination angle measurement unit, comprise measure portion and processing section, described measure portion is for measuring wall corner line module and spring angle between the walls and two adjacent surfaces wall angle between the walls, and the spring angle that described processing section is measured according to measure portion and wall angle calculate bevel angle and miter angle.A kind of space combination angle measurement unit provided by the invention, the needs that in mitre joint technology, measurement of angle calculates are touched for wall corner line, by absolute type circle appearance grid angle measurement technique and measurement of dip angle technology are combined, realize wall angle and spring angle directly perceived, easy, accurately measure, and by single-chip microcomputer computing, the cutting angle required for mitered is calculated and shows; By showing the frequency response different from hummer of different mimic diagram, the mis-cut angle calculated is changed into the signal of cutting angle operation intuitively and adjustment prompting, the measurement adjustment and the process operation that are directly used in mitre saw cutting angle guide.
Description
Technical field
The present invention relates to a kind of at carpenter's processing, measurement mechanism in architectural decoration, be specifically related to measure a kind of space combination angle measurement unit at angle between room interior walls, floor, ceiling and spring angle.
Background technology
In construction and decoration, wall corner line has been used as a kind of decoration and means of interspersing to cover constructional deficiency.Under normal circumstances, wall corner line is made up of rigidity or semi-rigid material (comprising stone material, gypsum, wooden, PVC etc.), and it can be used for the wall on decorative architecture, around the point of crossing between floor and ceiling and door and window.
But carrying out in carpenter's processing and architectural decoration construction, the finishing of wall corner line often can run into and touch angle problem, i.e. spatial angle measuring and the problem of making.For the solution of this problem, normally by virtue of experience combined with various different survey instrument by the experienced tradesman of tool, therefore just easily occur touching edge joint position gap, angle excessive, touch that both sides, angle difference in height is too large, there is depression in Peng Jiao intersection, touch Jiao Chu the series of problems such as wedge angle, construction quality is impacted.For realizing effect attractive in appearance, wall corner line angle of touching on the corner adopts miter angle to dock usually, this just need one complicated, the combination of non-intuitive space angle realizes.There are technology and the product of measurement and calculation miter cutting angle at present, the such as United States Patent (USP) of the patent No. 5040298,6829837 and 7574813.The shortcoming of above technology and product is that product structure is complicated, and need before using to carry out zero adjustment, method of operating is complicated, uses inconvenience.And when adopting above technology and product, craftsman also need the metering outfit (as bevel protractor, inclination angle chi) utilizing other to adjust mitre saw after obtaining cicada angle of chamfer just can complete the task of cutting sth. askew.
Summary of the invention
For the wall corner line solving above-mentioned discussion touches the problem that in mitre joint technology, measurement of angle calculates, technical matters to be solved by this invention is to provide a kind of space combination angle measurement unit, by absolute type being held grid angle measurement technique and measurement of dip angle technology combines, realize wall angle and spring angle directly perceived, easy, accurately measure, and by single-chip microcomputer computing, the cutting angle required for mitered is calculated and shows; By showing the frequency response different from hummer of different mimic diagram, the mis-cut angle calculated is changed into the signal of cutting angle operation intuitively and adjustment prompting, the measurement adjustment and the process operation that are directly used in mitre saw cutting angle guide, and reach the object reducing processing space synthesis angle technical difficulty.
The technical scheme that the present invention solves the problems of the technologies described above is as follows: a kind of space combination angle measurement unit, comprise measure portion and processing section, described measure portion is for measuring wall corner line module and spring angle between the walls and two adjacent surfaces wall angle between the walls, the spring angle that described processing section is measured according to measure portion and wall angle calculate miter angle, and the spring angle that described processing section is also measured according to measure portion and wall angle calculate bevel angle.
Further, described measure portion comprises angular transducer, Gravity accelerometer, gage beam I and gage beam II, and described processing section comprises data calculation processing unit;
Described angular transducer, Gravity accelerometer and data calculation processing unit are in described gage beam I, and described gage beam II is in one end of described gage beam I;
Described angular transducer exports the position angle signal at the wall angle between described gage beam I and gage beam II to described data calculation processing unit; Described Gravity accelerometer obtains spring angle, space by the angle between the described gage beam I of detection and metope and the angle between described wall corner line module and metope, and output to described data calculation processing unit, described data calculation processing unit, according to wall angle and spring angle, draws miter angle and bevel angle.
Further, described measure portion also comprises contiguous block, described angular transducer and described contiguous block are in the one end in described gage beam I, described contiguous block connects the rotating shaft of described angular transducer, the notch described contiguous block being provided with strong magnetic piece and cooperatively interacting with gage beam II, described gage beam II keeps being close in described notch by the magnetic force of described strong magnetic piece, and described gage beam II can slide along described notch inwall, and described gage beam II is provided with measuring surface I and measuring surface II;
Be provided with measuring surface in the side of described gage beam I, the wall corner line module needing cutting is installed by screw in described measuring surface;
When described gage beam II rotates, described gage beam II drives described contiguous block to rotate, described contiguous block rotates the axis of rotation driving described angular transducer, and described angular transducer exports the position angle signal at the wall angle between described gage beam I and gage beam II to described data calculation processing unit; Described Gravity accelerometer obtains spring angle, space by the angle detected between the wall corner line bottom surface of angle between the measuring surface of described gage beam I and metope and described wall corner line module and metope, and outputs to described data calculation processing unit.
Further, the set nut of locking described gage beam II is also housed in the one end of the described gage beam I that described angular transducer is housed.
Further, described angular transducer is that absolute type circle holds grid angular transducer, and described Gravity accelerometer is the micro-thermojunction type Gravity accelerometer of silicon.
Further, described data calculation processing unit is according to following miter angle and bevel angle computing formula:
(1)Bevel=arcsin[cos|(wall/2)|*cos|(spring)|]；
(2)Miter=arctan[cot|(wall/2)|*sin|(spring)|]；
Calculate bevel angle and miter angle.
Beneficial effect of the present invention: touch the needs that in mitre joint technology, measurement of angle calculates for wall corner line, by absolute type being held grid angle measurement technique and measurement of dip angle technology combines, realize wall angle and spring angle directly perceived, easy, accurately measure, and by single-chip microcomputer computing, the cutting angle required for mitered is calculated.
Further, described measure portion also comprises function button, another face of the described gage beam I parallel with the face being provided with described measuring surface is provided with described function button, described function button is by controlling electric power starting and close space synthesis angle measurement unit, described function button passes through to control described data calculation processing unit, angular transducer and Gravity accelerometer handover measurement pattern, and described function button is also preserved current data, removing measurement data last time by controlling described data calculation processing unit and recovers measurement data last time.
Further, described measure portion also comprises hummer, after described data calculation processing unit calculates bevel angle or miter angle, when the difference of the angle value at the angle value of the relatively described gage beam I of described gage beam II and the bevel angle that described data calculation processing unit calculates or miter angle is different, described hummer sends different prompt tones.
Further, described processing section also comprises display unit, another face of the described gage beam I parallel with the face being provided with described measuring surface is provided with described display unit, and the result of calculation at miter angle or bevel angle is shown as the position mimic diagram of the position mimic diagram of mitre saw saw blade or the position mimic diagram of mitre saw buck or wall corner line by described data calculation processing unit by described display unit.By showing the frequency response different from hummer of different mimic diagram, the mis-cut angle calculated is changed into the signal of cutting angle operation intuitively and adjustment prompting, the measurement adjustment and the process operation that are directly used in mitre saw cutting angle guide.
Wherein, the angled end-face of wall corner line module is the face of fitting with wall or floor.It is the absolute position measuring device can measuring polarizers of big angle scope that absolute type circle holds grid angular transducer, this measurement mechanism has high-accuracy high-resolution characteristic, it has unique absolute displacement value in measurement range, start is made to obtain present position values, without the need to performing back to zero operation, absolute type circle appearance grid angular transducer is mainly used in the angle between measurement two plane, needs two measuring arm (face) to measure.The micro-thermojunction type Gravity accelerometer of silicon is the sensor adopting MEMS technology to manufacture, and the air bolus present position (acceleration of gravity position) adopting thermopair to detect heating obtains the locus state of sensor.This sensor has small size, highly reliable, the advantages such as low cost.The micro-thermojunction type acceleration transducer of silicon is mainly used in measurement of dip angle, can measure the inclined degree of object relative to perpendicular line.For the measurement of horizontal or vertical, after level calibration, only need a measuring surface one-shot measurement.Also measure respectively by twice and obtain two facade relative angles.Wall angle is the angle formed between adjacent wall, and Spring angle is form angle between wall corner line and wall, and miter angle is the horizontal angle of chamfer of cutting sth. askew according to cutting wall corner line, and bevel angle is the vertical angle of chamfer of cutting sth. askew according to cutting wall corner line.
Accompanying drawing explanation
Fig. 1 is wall corner line cellular installation at the schematic diagram of wall and bottom surface;
Fig. 2-4 is the vertical view of wall corner line cellular installation at wall interior angle;
Fig. 5-7 is the vertical view of wall corner line cellular installation at wall exterior angle;
Fig. 8 is the stereographic map of entirety of the present invention;
Fig. 9 is front elevation of the present invention;
Figure 10 is vertical view of the present invention;
Figure 11 is upward view of the present invention;
Figure 12 is internal view of the present invention;
Figure 13 is the A-A cut-open view of Fig. 2;
Figure 14 is the schematic diagram that the present invention measures wall angle;
Figure 15 is the schematic diagram that the present invention measures spring angle;
Figure 16 is the displaying contents composition schematic diagram of display unit of the present invention;
Figure 17-19 cuts sth. askew according to the schematic diagram at bevel angle for utilizing the present invention to regulate;
Figure 18 is the B-B enlarged drawing of Figure 17;
Figure 20-22 cuts sth. askew according to the schematic diagram at miter angle for utilizing the present invention to regulate;
Figure 21 is the C-C enlarged drawing of Figure 20;
Figure 23-25 is that adjustment is cut sth. askew according to the schematic diagram at the other miter angle of wall corner line on one side of cutting;
Figure 24 is the D-D enlarged drawing of Figure 23;
Figure 26 is that the both sides wall corner line cut out is stitched together the final product schematic diagram formed.
In accompanying drawing, the list of parts representated by each label is as follows:
1, absolute type circle holds grid angular transducer, 2, the micro-thermojunction type Gravity accelerometer of silicon, 3, data calculation processing unit, 4, display unit, 5, gage beam I, 5a, measuring surface, 6, wall corner line module, 6a, wall corner line angled end-face, 6b, wall corner line angled end-face, 6c, wall corner line bottom surface, 7, contiguous block, 7a, strong magnet sheet, 8, gage beam II, 8a, measuring surface, 8b, measuring surface, 9, hummer, 10, set nut, 11, screw, 12, function button, 13, wall corner line unit, 14 floors, 15, wall, 16, spring angle, 17, the complementary angle of spring, 18, wall angle, 19, TOP face, 20, BOT face, 21, saw blade vergence direction is pointed out, 22, low-voltage indicates, 23, wall corner line placement location is pointed out, 25, inside and outside angular measurement prompting.
Embodiment
Be described principle of the present invention and feature below in conjunction with accompanying drawing, example, only for explaining the present invention, is not intended to limit scope of the present invention.
As shown in Figure 1, a wall corner line unit 13 is arranged on the floor 14 in a room and the intersection point of wall 15.Wall corner line 13 has the one side of decorative pattern outwardly, and two angled end-faces of wall corner line are close to wall or floor, form angle 16 and be commonly referred to spring angle between wall corner line 13 and wall.Under normal circumstances, there are 45 ° or 38 ° of two kinds of specifications in wall corner line spring angle 16 on the market, but also may have different spring angles.From trigonometric principle, if the angle that wall 15 and floor 14 are formed is right angle, when spring angle 16 is 45 °, so the complementary angle 17 of spring also will be 45 °.Similarly, when spring angle 16 is 38 °, so the complementary angle 17 of spring will be 52 °.
Fig. 2-7 is contained in the vertical view at corner place for wall corner line unit, the angle formed between adjacent wall is wall angle 18, wherein Fig. 2-4 is the vertical view of wall corner line cellular installation at wall interior angle, Fig. 5-7 is the vertical view of wall corner line cellular installation at wall exterior angle, oblique angle 18a and 18b is equal, and they all equal the half at wall angle 18.Therefore, in this case, if corner 18 is 90 °, then oblique angle 18a and 18b is 45 °.
Because shaping wall corner line cellular installation is on a three dimensions, therefore its mitre is difficult to precise cutting.Under normal circumstances, skilled carpenter can be quick with mitre saw, is arranged on by shaping wall corner line in a plane exactly, around door and window.But being contained in three-dimensional wall corner line is all put to cut in the plane instead of on three dimensions, even if skilled carpenter is difficult to be cut out by miter accurately.
The present invention calculates exactly after measuring spring angle and wall angle, to the miter angle of the miter being arranged on three-dimensional wall corner line and bevel angle accurate Calculation be needed out, then the mis-cut angle calculated is changed into the signal of cutting angle operation intuitively and adjustment prompting by the frequency response different from hummer of the different mimic diagram of display, the measurement adjustment and the process operation that are directly used in mitre saw cutting angle guide, and reach the object reducing processing space synthesis angle technical difficulty.
Below by way of the introduction of concrete operations, the present invention will be further described.
As shown in figures 8-13, a kind of sky asks synthesis angle measurement unit, comprise absolute type circle and hold grid angular transducer 1, the micro-thermojunction type Gravity accelerometer 2 of silicon, data calculation processing unit 3, display unit 4, gage beam I5, contiguous block 7, gage beam II8, hummer 9 and function button 12, described silicon micro-thermojunction type Gravity accelerometer 2, data calculation processing unit 3 and hummer 9 are in described gage beam I5.Measuring surface 5a is provided with in the side of described gage beam I5, on described measuring surface 5a, wall corner line module 6 is housed by screw 11, the face of the described gage beam I5 parallel with the face being provided with described measuring surface 5a is provided with described display unit 4 and function button 12, and described function button 12 comprises BVL/REST button, MTR/REST button, SPRING/REST button, WALL/REST button and 0N/0FF button.Described function button 12 is by controlling electric power starting and close space synthesis angle measurement unit, described function button 12 carries out the measurement at spring angle 16 or the measurement at wall angle 18 by the described data calculation processing unit 3 of control, absolute type circle appearance grid angular transducer 1 and the micro-thermojunction type Gravity accelerometer 2 of silicon, and described function button 12 is preserved current measurement data, removing measurement data last time by controlling described data calculation processing unit 3 and recovers measurement data last time.
Described absolute type circle appearance grid angular transducer 1 and contiguous block 7 are in one end of described gage beam I5, described contiguous block 7 connects the rotating shaft that described absolute type circle holds grid angular transducer 1, the notch 19 described contiguous block 7 being provided with strong magnetic piece 7a and cooperatively interacting with gage beam II8, described gage beam II8 keeps being close in described notch 19 by the magnetic force of described strong magnetic piece 7a, described gage beam II8 can slide along described notch 19 inwall, is slided with the measurement adapting to exterior angle in wall along described notch 19 inwall by gage beam II8.When described gage beam II8 rotates, described gage beam II8 drives described contiguous block 7 to rotate, described contiguous block 7 rotates the axis of rotation driving described absolute type circle to hold grid angular transducer 1, and described circle holds grid angular transducer 1 and exports the position angle signal at the wall angle 18 between described gage beam I5 and gage beam II8 to described data calculation processing unit 3.Described gage beam II8 has measuring surface I8a and measuring surface II8b, when measuring surface I8a works together with the measuring surface 5a of gage beam I5, for measuring the exterior angle of wall; When measuring surface II8b works together with the measuring surface 5a of gage beam I5, for bevel angle, the miter angle of the interior angle and mitre saw of measuring wall.In the one end of the described gage beam I5 that described absolute type circle appearance grid angular transducer 1 is housed, the set nut 10 of locking described gage beam II8 is also housed.Making it by set nut 10 locking after gage beam II8 adjusts to required angle can not relative movement.
Wall corner line module 6 is fixed on the measuring surface 5a of gage beam I5 by screw 11, described silicon micro-thermojunction type Gravity accelerometer 2 tries to achieve spring angle, space 16 by the angled end-face (angled end-face 6a or angled end-face 6b) of the measuring surface 5a and metope inclination angle and described wall corner line module 6 that detect described gage beam I5 with metope inclination angle, and outputs to data processing unit 3.
Bevel angle and miter angle computing formula as follows:
(1)Bevel=arcsin[cos|(wall/2)|*cos|(spring)|]；
(2)Miter=arctan[cot|(wall/2)|*sin|(spring)|]；
The angle value measuring wall angle and spring angle is gone out bevel angle and miter angle by above-mentioned formulae discovery by data processing unit 3, and according to result of calculation by single-chip microcomputer computing, the cutting angle required for mitered is calculated and shows; By showing the frequency response different from hummer of different mimic diagram, the mis-cut angle calculated is changed into the signal of cutting angle operation intuitively and adjustment prompting, the measurement adjustment and the process operation that are directly used in mitre saw cutting angle guide.
A concrete operating process is described below:
As shown in figure 14, when measuring wall angle, being switched by exterior angle select button in function button 12 is interior wall angular measurement or outer wall angular measurement, and then push-and-pull slip gage beam II8 is to adapt to the measurement at interior wall angle, outer wall angle.Rotation measuring arm II8, makes one of them measuring surface of the measuring surface 5a of gage beam I5 and gage beam II8 fit with two wall surfaces in corner respectively.During rotation measuring arm II8, gage beam II8 can drive contiguous block 7 to rotate together, now, contiguous block 7 will be rotated the angle signal change caused and output to data calculation processing unit 3 by absolute type circle appearance grid angular transducer 1, data calculation processing unit 3 will output to display unit 4 after angle signal computing and show, due to employing is that absolute type circle holds grid angular transducers, and what thus obtain is actual wall angle angle.Meanwhile, the vertical dip angle signal of the metope that the measuring surface 5a by gage beam I5 also detects by the micro-thermojunction type Gravity accelerometer 2 of silicon outputs to data calculation processing unit 3, now press the wall button in function button 12, wall angle will be recorded and stablize display by data calculation processing unit 3, and the vertical dip angle of the metope simultaneously detected by the measuring surface 5a by gage beam I5 also records to preserve and automatically switch to measures spring angle display mode.Then according to shown in Figure 15, the angled end-face 6a of wall corner line module 6 and angled end-face 6b is adjacent to wall and floor respectively simultaneously, mark wall corner line module 6 face is upward TOP face 19, and mark wall corner line module 6 face is down BOT face 20.Dip angle signal between the wall corner line bottom surface 6c of wall corner line module 6 and metope is exported to data calculation processing unit 3 by the micro-thermojunction type Gravity accelerometer 2 of silicon, now press the SPRING button in function button 12, the inclination angle of wall corner line module 6 with metope will also be recorded by data calculation processing unit 3, and the difference of this twice inclination angle record is the angle at spring angle.After completing the measurement of the above two angle, just can according to the following equation:
(1)Bevel＝arcsin[cos|(wall/2)|*cos|(spring)|]；
(2)Miter=arctan[cot|(wall/2)|*sin|(spring)|]；
Carry out calculating of bevel angle and miter angle.
After the calculating completing miter angle and bevel angle, ensuing work is exactly show the frequency response different from hummer 9 of different mimic diagram by display unit 4 the miter angle calculated and bevel angle are changed into the prompting of mitre saw adjustment intuitively and wall corner line placement prompting, and the measurement adjustment and the wall corner line process operation that are directly used in mitre saw cutting angle guide.Concrete manifestation is as described below:
(1) adjustment at mitre saw bevel angle
The short BVL/RESET of pressing key is switched to bevel angle adjustment modes, as shown in FIG. 17 and 18, now the angle value of gage beam II8 relative measurement arm I5 measuring surface 5a i.e. " ADJUST " prompt value can show below the screen of display unit 4, and on the screen upper left side of display unit 4 with the position at the mode synchronously simulating of indicator angle flicker (being expressed as dotted line in Figure 17) prompting mitre saw bevel angle.According to the model of mitre saw, select rotation measuring arm II8 to the left or to the right, when " ADJUST " prompt value differs within the scope of 5 ° with bevel result of calculation, hummer 9 sends at a slow speed " beep ", " beep " prompt tone, when " ADJUST " prompt value differs within the scope of 2 ° with bevel result of calculation, hummer 9 sends fast " beep ", " beep " prompt tone, when " ADJUST " prompt value to differ with bevel result of calculation 0.3 ° enclose interior time, hummer 9 sends " beep " prompt tone continuously, when " ADJUST " prompt value just equals the bevel angle shown above screen, now the angle of two gage beams is exactly bevel angle, gage beam II8 locks by clockwise shearing set nut 10.Then the method shown in Figure 19 is pressed, the measuring surface 5a of gage beam I5 is adjacent to the lower platform face on mitre saw, mitre saw is swung by saw blade again by the direction of display unit 4 screen upper left side indicator angle prompting figure flicker (being expressed as dotted line in Figure 18), make saw blade adjust to the angle of inclination of fitting with gage beam II8, namely complete the bevel angle adjustment of cutting sth. askew according to needed for cutting.If do not have the indicator angle flash for prompting figure above screen, process operation personnel just can accurately not judge the direction that saw blade swings, and are easy to cause the mistake on saw blade swaying direction.By the prompting of indicator angle flicker above display unit 4 screen, what can allow operating personnel's visual pattern knows the direction of cutting sth. askew and swinging according to saw blade, avoids cutting sth. askew swinging mistake according to saw blade direction, and causes the failure that mitre saw bevel angle adjusts.Utilize space combination angle measurement unit simultaneously, the saw blade of the certificate that makes accurately to cut sth. askew just can be facilitated to adjust to the cutting angle of needs, and generally, process operation personnel need by multiple surveying instrument by multiple different measurement, and the saw blade of the certificate that just can make to cut sth. askew adjusts to the cutting angle of needs.
(2) adjustment at mitre saw miter angle
The short MTR/RESET of pressing key is switched to the miter angle adjustment modes of certificate of cutting sth. askew, as shown in figs 20 and 21, angle value i.e. " ADJUST " prompt value of now gage beam 8 relative measurement arm 5 measuring surface 5a also can show above the screen of display unit 4, and in the screen lower left of display unit 4 equally with the position at the mode synchronously simulating prompting mitre saw buck miter angle of indicator angle flicker.Rotation measuring arm II8, when " ADJUST " prompt value differs within the scope of 5 ° with miter result of calculation, hummer 9 sends at a slow speed " beep ", " beep " prompt tone, when " ADJUST " prompt value differs within the scope of 2 ° with miter result of calculation, hummer 9 sends " beep ", " beep " prompt tone fast, when " ADJUST " prompt value differs within the scope of 0.3 ° with miter result of calculation, hummer 9 sends " beep " prompt tone continuously.When " ADJUST " prompt value just equals the miter angle shown below screen, now the angle of two gage beams is exactly miter angle, and gage beam II8 locks by clockwise shearing set nut 10.Then the method shown in Figure 22 is pressed, the measuring surface 5a of gage beam I5 is adjacent to the locating piece on mitre saw, then rotate mitre saw buck breach to the position of fitting with gage beam II8 by the direction of indicator angle flicker (being expressed as the dotted line of screen lower left in Figure 21) of the screen lower left prompting figure of display unit 4, the miter angle namely completed needed for cutting adjusts.Equally, if do not have the prompting figure that the indicator angle below screen glimmers, process operation personnel often can not judge the direction that buck rotates accurately, are easy to the mistake causing buck rotation direction.Meanwhile, generally, process operation personnel complete the adjustment of the buck to certificate of cutting sth. askew, also need by multiple surveying instrument by multiple different measurement.
(3) placement of wall corner line on buck
After completing the adjustment at above-mentioned mitre saw bevel angle and miter angle, now the screen left side of display unit 4 can be applicable to according to the angle that setting points out current mitre saw to mix up to graphically that cuts of above-mentioned miter angle and bevel the cutting that Left or right places shaping wall corner line, as shown in figure 16, show according to wall corner line placement direction instruction 26
or
wall corner line placed by buck, and what show when wall corner line placement direction instruction 26 is
time, the left side that prompting wall corner line is placed on saw blade is cut; When wall corner line placement direction instruction 26 is shown as
time, the right that prompting wall corner line is placed on saw blade is cut.Display unit 4 screen can show the character of the location processing of " TOP " or " BOT " simultaneously, the TOP face 19 that prompting wall corner line marks or BOT face, bottom surface 20 are cut by mitre saw locating piece, when screen showing " TOP " location processing character, the TOP face 19 of prompting wall corner line is cut by mitre saw locating piece; When screen showing the character of location processing of " BOT ", the BOT face 20 of prompting wall corner line is cut by mitre saw locating piece.
After the cutting completing an edge forming wall corner line, as shown in figs. 23 and 24, counter-rotation gage beam II8, prompt tone is had to point out equally, when above screen, angles of display value just equals the miter angle shown below screen, now the angle of two gage beams is exactly the horizontal angle of chamfer miter angle of shaping wall corner line of another side, and gage beam II8 locks by clockwise shearing set nut 10.Then the method for Figure 25 is pressed, the measuring surface 5a of gage beam 5 is adjacent to the locating piece on mitre saw, rotate mitre saw buck breach by indicator angle prompting figure again and adjust to the position of fitting with gage beam II8, the screen of display unit 4 also can be pointed out this shaping wall corner line be that TOP face 19 is cut by mitre saw locating piece by mitre saw locating piece or BOT face 20.As long as operator carries out operation according to prompting just can complete precise cutting, being stitched together of the wall corner line scarf that finally both sides can be cut, as shown in figure 26, forms a wall corner line unit.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a space combination angle measurement unit, it is characterized in that: comprise measure portion and processing section, described measure portion is for measuring wall corner line module (6) and spring angle (16) between the walls and two adjacent surfaces wall angle (18) between the walls, the spring angle (16) that described processing section is measured according to measure portion and wall angle (18) calculate miter angle, and the spring angle (16) that described processing section is also measured according to measure portion and wall angle (18) calculate bevel angle;
Described measure portion comprises angular transducer (1), Gravity accelerometer (2), gage beam I (5) and gage beam II (8), and described processing section comprises data calculation processing unit (3);
Described angular transducer (1), Gravity accelerometer (2) and data calculation processing unit (3) are in described gage beam I (5), and described gage beam II (8) is in one end of described gage beam I (5);
Described angular transducer (1) exports the position angle signal at the wall angle (18) between described gage beam I (5) and gage beam II (8) to described data calculation processing unit (3); Described Gravity accelerometer (2) obtains spring angle, space (16) by the angle between the described gage beam I (5) of detection and metope and the angle between described wall corner line module (6) and metope, and output to described data calculation processing unit (3), described data calculation processing unit (3), according to spring angle (16) and wall angle (18), draws miter angle and bevel angle.
2. a kind of space combination angle measurement unit according to claim 1, it is characterized in that: described measure portion also comprises contiguous block (7), described angular transducer (1) and described contiguous block (7) are in the one end in described gage beam I (5), described contiguous block (7) connects the rotating shaft of described angular transducer (1), the notch (19) described contiguous block (7) being provided with strong magnetic piece (7a) and cooperatively interacting with gage beam II (8), described gage beam II (8) keeps being close in described notch (19) by the magnetic force of described strong magnetic piece (7a), described gage beam II (8) can slide along described notch (19) inwall, and described gage beam II (8) is provided with measuring surface I (8a) and measuring surface II (8b),
Measuring surface (5a) is provided with, by screw (11) in the upper wall corner line module (6) of installing needs cutting of described measuring surface (5a) in the side of described gage beam I (5);
When described gage beam II (8) rotates, described gage beam II (8) drives described contiguous block (7) to rotate, described contiguous block (7) rotates the axis of rotation driving described angular transducer (1), and described angular transducer (1) exports the position angle signal at the wall angle (18) between described gage beam I (5) and gage beam II (8) to described data calculation processing unit (3); Described Gravity accelerometer (2) obtains spring angle, space (16) by the angle detected between the wall corner line bottom surface (6c) of angle between the measuring surface (5a) of described gage beam I (5) and metope and described wall corner line module (6) and metope, and outputs to described data calculation processing unit (3).
3. a kind of space combination angle measurement unit according to claim 1 and 2, is characterized in that: the set nut (10) of locking described gage beam II (8) is also housed in the one end of the described gage beam I (5) that described angular transducer (1) is housed.
4. a kind of space combination angle measurement unit according to claim 1 and 2, it is characterized in that: described angular transducer (1) is absolute type circle appearance grid angular transducer, and described Gravity accelerometer (2) is the micro-thermojunction type Gravity accelerometer of silicon.
5. a kind of space combination angle measurement unit according to claim 1 and 2, is characterized in that: described data calculation processing unit (3) goes out bevel angle and miter angle according to following formulae discovery:
(1)Bevel＝arcsin[cos︱(wall/2)︱*cos︱(spring)︱]；
(2)Miter＝arctan[cot︱(wall/2)︱*sin︱(spring)︱]。
6. a kind of space combination angle measurement unit according to claim 1 and 2, it is characterized in that: described measure portion also comprises function button (12), another face of the described gage beam I (5) parallel with the face being provided with described measuring surface (5a) is provided with described function button (12), described function button (12) is by controlling electric power starting and close space synthesis angle measurement unit, described function button (12) is by controlling described data calculation processing unit (3), angular transducer (1) and Gravity accelerometer (2) carry out the measurement at spring angle (16) or the measurement of wall angle (18), described function button (12) preserves current measurement data by controlling described data calculation processing unit (3), removing measurement data last time and recovery measurement data last time.
7. a kind of space combination angle measurement unit according to claim 1 and 2, it is characterized in that: described measure portion also comprises hummer (9), after described data calculation processing unit (3) calculates bevel angle or miter angle, when the difference of the angle value at the angle value between described gage beam II (8) and described gage beam I (5) and the bevel angle that described data calculation processing unit (3) calculates or miter angle is different, described hummer (9) sends different prompt tones.
8. a kind of space combination angle measurement unit according to claim 1 and 2, it is characterized in that: described processing section also comprises display unit (4), another face of the described gage beam I (5) parallel with the face being provided with described measuring surface (5a) is provided with described display unit (4), the result of calculation at miter angle or bevel angle is passed through the position mimic diagram that described display unit (4) is shown as mitre saw saw blade by described data calculation processing unit (3), or the position mimic diagram of mitre saw buck, or the position mimic diagram of wall corner line.
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| SE538016C2 (en) * | 2014-02-08 | 2016-02-09 | Peter Wallerström | Apparatus and method for measuring angles and transferring them to a processing device |
| CN103884314A (en) * | 2014-03-10 | 2014-06-25 | 桂林市晶瑞传感技术有限公司 | Spatial synthesis angle measuring device |
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| US5931073A (en) * | 1995-08-28 | 1999-08-03 | Hoyer-Ellefsen; Sigurd | Bevel angle control on translatory saw apparatus |
| CN2876699Y (en) * | 2005-09-10 | 2007-03-07 | 庄成荣 | Electronic digital display angle scale |
| CN201081701Y (en) * | 2007-09-29 | 2008-07-02 | 江苏舜天国际集团苏迈克斯工具有限公司 | Laser mapping angle rule |
| CN201163185Y (en) * | 2008-01-11 | 2008-12-10 | 刘宇航 | Inclination angle measuring apparatus of digital display horizontal deflection gage |
| CN201266080Y (en) * | 2008-10-08 | 2009-07-01 | 马青川 | Angle protractor for internal corner and external corner |
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| WO2001027555A1 (en) * | 1999-10-15 | 2001-04-19 | Bruno Morin | Multipurpose measuring tool |
| CN2854513Y (en) * | 2005-09-03 | 2007-01-03 | 桂林市晶瑞传感技术有限公司 | Portable digital display horizontal inclinometer |
| US20080041211A1 (en) * | 2006-08-17 | 2008-02-21 | Black & Decker | System for Forming a Miter Joint |
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|---|---|---|---|---|
| US5931073A (en) * | 1995-08-28 | 1999-08-03 | Hoyer-Ellefsen; Sigurd | Bevel angle control on translatory saw apparatus |
| CN2876699Y (en) * | 2005-09-10 | 2007-03-07 | 庄成荣 | Electronic digital display angle scale |
| CN201081701Y (en) * | 2007-09-29 | 2008-07-02 | 江苏舜天国际集团苏迈克斯工具有限公司 | Laser mapping angle rule |
| CN201163185Y (en) * | 2008-01-11 | 2008-12-10 | 刘宇航 | Inclination angle measuring apparatus of digital display horizontal deflection gage |
| CN201266080Y (en) * | 2008-10-08 | 2009-07-01 | 马青川 | Angle protractor for internal corner and external corner |
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