CN112923829A - Positioning caliper for measuring bridge embedded part and construction application thereof - Google Patents
Positioning caliper for measuring bridge embedded part and construction application thereof Download PDFInfo
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- CN112923829A CN112923829A CN202110303561.9A CN202110303561A CN112923829A CN 112923829 A CN112923829 A CN 112923829A CN 202110303561 A CN202110303561 A CN 202110303561A CN 112923829 A CN112923829 A CN 112923829A
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- sliding
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- embedded part
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
- G01B5/12—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters internal diameters
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- General Physics & Mathematics (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The invention relates to the technical field of positioning calipers, in particular to a positioning caliper for measuring bridge embedded parts and construction application thereof. The invention has the technical problems that the existing positioning caliper has single function, the measurement result is inaccurate, and the positioning caliper wastes time and labor in measurement. The positioning caliper comprises a base, wherein a mounting plate is slidably connected to the top of the base, a placing plate is rotatably connected to the top of the mounting plate, a bridge embedded part is placed on the top of the placing plate, a groove is formed in the base, a transmission assembly for driving the placing plate to rotate is arranged in the groove, a sliding rod is fixedly connected to the top of the base, the positioning caliper is simple in operation, the length, the width, the height and the inner diameter of each part of the bridge embedded part can be measured, the functions are comprehensive, the measuring result is accurate, the bridge embedded part does not need to be manually moved to measure each part, time and labor are saved, and the measuring efficiency is high.
Description
Technical Field
The invention relates to the technical field of positioning calipers, in particular to a positioning caliper for measuring bridge embedded parts and construction application thereof.
Background
The positioning caliper is a measuring tool with positioning function for measuring length, inner diameter, outer diameter and depth. The positioning caliper is composed of a main scale and a vernier attached to the main scale and capable of sliding. The bridge embedded parts are required to be applied to the construction of the bridge, the embedded parts with different sizes are required to be applied to the construction of the bridge body, and before the bridge is constructed, bridge construction experts need to measure the bridge embedded parts so as to ensure the stability of the bridge construction.
The current bridge built-in fitting measuring location slide caliper rule function is more single, and the measuring result is inaccurate, can not carry out quick measurement to the built-in fitting, and measurement of efficiency is low, and the bridge built-in fitting is generally bulky, and weight is heavy, and conventional location slide caliper rule is measured and is got up to waste time and energy.
Disclosure of Invention
In order to overcome the defects at present, the invention provides a positioning caliper for measuring a bridge embedded part and a construction application thereof.
The technical implementation scheme of the invention is as follows: a positioning caliper for measuring bridge embedded parts comprises a base, wherein the top of the base is connected with a mounting plate in a sliding manner, the top of the mounting plate is connected with a placing plate in a rotating manner, the bridge embedded parts are placed on the top of the placing plate, a groove is formed in the base, a transmission assembly for driving the placing plate to rotate is arranged in the groove, the top of the base is fixedly connected with a sliding rod, the outer wall of the sliding rod is sleeved with a sliding block in a sliding manner, a third positioning bolt is connected onto the sliding block in a threaded manner, one side of the sliding block is connected with a gear in a rotating manner, the inner wall of the gear is connected with a first ruler plate in a sliding manner, one end of the first ruler plate penetrates through a round hole in the sliding block and extends to one side of the sliding block, the other end of the first ruler, the outer wall sliding connection of first chi board has the vernier, vernier female connection has second positioning bolt, the bottom outer wall and the top outer wall of vernier are fixedly connected with third cardboard and fourth cardboard respectively, the top and the bottom of base are fixedly connected with second cardboard and first cardboard respectively, the one end fixedly connected with sleeve of first chi board, telescopic inner wall sliding connection has the second chi board, the both sides of second chi board are all fixed and are provided with the scale mark, threaded connection has first positioning bolt on the sleeve, be provided with the reading subassembly of the reading of being convenient for on the second chi board.
Preferably, the transmission assembly includes the same axis of rotation of the both sides inner wall rotation connection of recess, fixed cover is equipped with first helical gear on the outer wall of axis of rotation, one side inner wall that the one end of axis of rotation runs through the recess and extends to one side of mounting panel, the bottom fixedly connected with live-rollers of placing the board, the top that the mounting panel was run through to the bottom of live-rollers extends to in the recess, fixed cover is equipped with the second helical gear on the outer wall of recess, second helical gear and first helical gear mesh mutually.
Preferably, one end of the rotating shaft is fixedly connected with a hand wheel, and a sponge sleeve is sleeved on a holding rod of the hand wheel.
Preferably, the restriction subassembly includes the fixed plate of the top fixed connection of sliding block, set up the bar hole in the fixed plate, the both sides inner wall sliding connection of pull rod has same pull rod, the bottom fixedly connected with fixture block of pull rod, one side fixedly connected with extension spring of fixture block, one end of extension spring and one side fixed connection of sliding block, fixture block and gear looks block.
Preferably, the top of base symmetry fixedly connected with frid, sliding connection has the slide in the frid, two the top of slide all with the bottom fixed connection of mounting panel.
Preferably, the four corners of the bottom of the base are fixedly provided with feet, and the bottoms of the feet are fixedly connected with anti-slip plates.
Preferably, the reading assembly comprises a sliding indicating disc connected to the outer wall of the second ruler plate in a sliding manner, and a limiting block fixedly connected to one side of the second ruler plate.
Preferably, scales are symmetrically and fixedly arranged on one side of the first ruler plate, and the minimum precision of the scales is 0.1 mm.
The construction application of the positioning caliper for measuring the bridge embedded part comprises the following steps:
s1, when the bridge embedded part needs to be measured, the bridge embedded part is placed on a placing plate, a hand wheel is rotated manually, the rotation of the hand wheel drives a rotating shaft to rotate, the rotation of the rotating shaft drives a first bevel gear to rotate, the rotation of the first bevel gear drives a second bevel gear to rotate, the rotation of the second bevel gear drives a rotating roller to rotate, the rotation of the rotating roller drives the placing plate to rotate, the rotation of the placing plate drives the rotation of the bridge embedded part, and when the bridge embedded part rotates to the state that a wide edge is parallel to a first ruler plate;
s2, sliding the first ruler plate, wherein the sliding of the first ruler plate drives the first clamping plate to move, when the first clamping plate is located on one side of the bridge embedded part, the sliding of the first ruler plate is stopped, the third positioning bolt is screwed to remove the fixation of the sliding block, after the fixation is removed, the sliding block is slid downwards, the sliding of the sliding block drives the first ruler plate to move, the movement of the first ruler plate drives the third clamping plate and the first clamping plate to move, when the bottoms of the third clamping plate and the first clamping plate are lower than the top of the bridge embedded part, the first ruler plate is slid again, one side of the first clamping plate is in contact with one side of the bridge embedded part, after the contact, the second positioning bolt is screwed to remove the fixation of the vernier, then the vernier is slid, the sliding of the vernier drives the third clamping plate to slide, and after one side of the third clamping plate is in contact with the other side of the bridge embedded part, the reading corresponding to the third clamping plate is;
s3, when the width of the bridge embedded part needs to be measured, rotating a hand wheel, driving the bridge embedded part to rotate by the rotation of the hand wheel, attaching one side of a first clamping plate to one side of the bridge embedded part after the bridge embedded part rotates to a narrow edge and is parallel to a first ruler plate, sliding a cursor to enable one side of a third clamping plate to be in contact with the other side of the bridge embedded part, and recording the reading of the third clamping plate;
s4, when the height of the bridge embedded part needs to be measured, screwing the first positioning bolt to release the fixation of the second ruler plate, sliding the second ruler plate to enable the bottom of the second ruler plate to be in contact with the top of the placing plate, sliding the sliding rod to enable the height of the sliding rod to be higher than the height of the bridge embedded part, sliding the first ruler plate to enable the sliding indicating disc to be located above the bridge embedded part, loosening the sliding indicating disc to enable the bottom of the sliding indicating disc to slide to be in contact with the top of the bridge embedded part, and recording the reading on the second ruler plate corresponding to the bottom of the sliding indicating disc;
s5, when parts on the side face of the bridge embedded part need to be measured, a pull rod can be pulled manually, the slide of the pull rod drives a clamping block to move, the movement of the clamping block removes the fixation of a gear, after the fixation of the gear is removed, a rotating disc is rotated, the rotation of the rotating disc drives a first ruler plate to rotate, the rotation of the first ruler plate drives a third clamping plate and a first clamping plate to rotate, when the third clamping plate and the first clamping plate rotate to a proper angle, the pull of the pull rod is released, the clamping block clamps the first ruler plate again under the tension of a tension spring to fix, and after the fixation is finished, the parts can be measured;
s6, when the inner diameter of the bridge embedded part needs to be measured, the fourth clamping plate and the second clamping plate can be rotated to proper positions, so that the second clamping plate and the fourth clamping plate clamp the two inner sides of the main bridge embedded part, and the reading of the upper half part of the first ruler plate corresponding to the fourth clamping plate is recorded.
The invention has the beneficial effects that: the positioning caliper is simple to operate, can measure the length, width, height and inner diameter of each part of the bridge embedded part, is comprehensive in function, accurate in measurement result, time-saving, labor-saving and high in measurement efficiency, and does not need to manually move the bridge embedded part to measure each part.
Drawings
Fig. 1 is a front sectional structural view of the present invention.
Fig. 2 is a schematic structural view of a bridge embedded part according to the present invention.
Fig. 3 is an enlarged schematic view of part a of the present invention.
Fig. 4 is an enlarged schematic view of part B of the present invention.
Fig. 5 is a three-dimensional structure diagram of the groove plate and the sliding plate of the present invention.
FIG. 6 is a schematic three-dimensional structure of the slider of the present invention.
Fig. 7 is a schematic top view of a fixing plate according to the present invention.
In the figure: 1. a base; 2. a slide bar; 3. a groove plate; 4. a slide plate; 5. a groove; 6. a rotating shaft; 7. ground feet; 8. mounting a plate; 9. a hand wheel; 10. placing the plate; 11. bridge embedded parts; 12. a sliding indicator panel; 13. a limiting block; 14. a sleeve; 15. a first positioning bolt; 16. a first helical gear; 17. a first clamping plate; 18. a second clamping plate; 19. a first blade; 20. a third clamping plate; 21. a cursor; 22. a second positioning bolt; 23. a fourth clamping plate; 24. a slider; 25. a third positioning bolt; 26. a gear; 27. rotating the disc; 28. a rotating roller; 29. a fixing plate; 30. a tension spring; 31. a pull rod; 32. a clamping block; 33. a second helical gear; 34. a strip-shaped hole; 35. a second ruler plate.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings.
Examples
As shown in figures 1-7, a positioning caliper for measuring bridge embedded parts comprises a base 1, a mounting plate 8 is slidably connected to the top of the base 1, a placing plate 10 is rotatably connected to the top of the mounting plate 8, a bridge embedded part 11 is placed on the top of the placing plate 10, a groove 5 is formed in the base 1, a transmission component for driving the placing plate 10 to rotate is arranged in the groove 5, a sliding rod 2 is fixedly connected to the top of the base 1, a sliding block 24 is slidably sleeved on the outer wall of the sliding rod 2, a third positioning bolt 25 is connected to the sliding block 24 in a threaded manner, a gear 26 is rotatably connected to one side of the sliding block 24, a first ruler plate 19 is slidably connected to the inner wall of the gear 26, one end of the first ruler plate 19 passes through a circular hole in the sliding block 24 and extends to one side of the sliding block 24, a rotating disc 27 is fixedly connected to the other end of the, outer wall sliding connection of first chi board 19 has vernier 21, vernier 21 female connection has second positioning bolt 22, vernier 21's bottom outer wall and top outer wall are fixedly connected with third cardboard 20 and fourth cardboard 23 respectively, base 1's top and bottom are fixedly connected with second cardboard 18 and first cardboard 17 respectively, the one end fixedly connected with sleeve 14 of first chi board 19, sleeve 14's inner wall sliding connection has second chi board 35, the both sides of second chi board 35 are all fixed and are provided with the scale mark, threaded connection has first positioning bolt 15 on the sleeve 14, be provided with the reading subassembly of the reading of being convenient for on the second chi board 35.
In this embodiment, the same axis of rotation 6 that transmission assembly includes the both sides inner wall rotation of recess 5 and connects, fixed cover is equipped with first helical gear 16 on the outer wall of axis of rotation 6, one side inner wall that recess 5 was run through to the one end of axis of rotation 6 and extend to one side of mounting panel 8, place the bottom fixedly connected with live-rollers 28 of board 10, the top that mounting panel 8 was run through to live-rollers 28 is in extending to recess 5 in, fixed cover is equipped with second helical gear 33 on the outer wall of recess 5, second helical gear 33 and first helical gear 16 mesh mutually.
In this embodiment, one end of the rotating shaft 6 is fixedly connected with a hand wheel 9, and a sponge sleeve is sleeved on a holding rod of the hand wheel 9.
In this embodiment, the restriction subassembly includes sliding block 24's top fixed connection's fixed plate 29, has seted up bar hole 34 in the fixed plate 29, and the both sides inner wall sliding connection of pull rod 31 has same pull rod 31, and the bottom fixedly connected with fixture block 32 of pull rod 31, one side fixedly connected with extension spring 30 of fixture block 32, the one end of extension spring 30 and one side fixed connection of sliding block 24, fixture block 32 and gear 26 block looks block.
In this embodiment, the top of base 1 is symmetrical fixedly connected with frid 3, and sliding connection has slide 4 in frid 3, and the top of two slide 4 all with the bottom fixed connection of mounting panel 8.
In this embodiment, the equal fixed mounting in bottom four corners position of base 1 has lower margin 7, and the bottom fixedly connected with antiskid ribbed tile of lower margin 7.
In this embodiment, the reading assembly includes a sliding indication disc 12 slidably connected to the outer wall of the second ruler plate 35, and a limiting block 13 fixedly connected to one side of the second ruler plate 35.
In this embodiment, scales are symmetrically and fixedly disposed on one side of the first ruler plate 19, and the minimum precision of the scales is 0.1 mm.
The construction application of the positioning caliper for measuring the bridge embedded part comprises the following steps:
s1, when the bridge embedded parts 11 need to be measured, the bridge embedded parts 11 are placed on a placing plate 10, a hand wheel 9 is rotated manually, the rotation of the hand wheel 9 drives a rotating shaft 6 to rotate, the rotation of the rotating shaft 6 drives a first bevel gear 16 to rotate, the rotation of the first bevel gear 16 drives a second bevel gear 33 to rotate, the rotation of the second bevel gear 33 drives a rotating roller 28 to rotate, the rotation of the rotating roller 28 drives the placing plate 10 to rotate, the rotation of the placing plate 10 drives the rotation of the bridge embedded parts 11, and when the bridge embedded parts 11 rotate until the wide edges are parallel to a first ruler plate 19;
s2, sliding the first ruler plate 19, driving the first ruler plate 17 to move by sliding the first ruler plate 19, stopping sliding the first ruler plate 19 when the first ruler plate 17 is positioned at one side of the bridge embedded part 11, screwing the third positioning bolt 25 to release the fixation of the sliding block 24, after the fixation is released, sliding the sliding block 24 downwards, driving the first ruler plate 19 to move by sliding the sliding block 24, driving the third ruler plate 20 and the first ruler plate 17 to move by moving the first ruler plate 19, when the bottoms of the third ruler plate 20 and the first ruler plate 17 are lower than the top of the bridge embedded part 11, sliding the first ruler plate 19 again to make one side of the first ruler plate 17 contact with one side of the bridge embedded part 11, after the contact, screwing the second positioning bolt 22 to release the fixation of the cursor 21, then sliding the cursor 21, driving the third ruler plate 20 to slide by sliding the cursor 21, and after one side of the third ruler plate 20 contacts with the other side of the bridge embedded part 11, the reading taken by the third card 20 is noted;
s3, when the width of the bridge embedded part 11 needs to be measured, rotating the hand wheel 9 to drive the bridge embedded part 11 to rotate, after the bridge embedded part 11 rotates to a narrow edge and is parallel to the first ruler plate 19, attaching one side of the first clamping plate 17 to one side of the bridge embedded part 11, sliding the cursor 21 to enable one side of the third clamping plate 20 to be in contact with the other side of the bridge embedded part 11, and recording the reading of the third clamping plate 20;
s4, when the height of the bridge embedded part 11 needs to be measured, screwing the first positioning bolt 15 to release the fixation of the second ruler plate 35, sliding the second ruler plate 35 to enable the bottom of the second ruler plate 35 to be in contact with the top of the placing plate 10, sliding the sliding rod 2 to enable the height of the sliding rod 2 to be higher than the height of the bridge embedded part 11, sliding the first ruler plate 19 to enable the sliding indicating disc 12 to be located above the bridge embedded part 11, loosening the sliding indicating disc 12 to enable the bottom of the sliding indicating disc 12 to slide to be in contact with the top of the bridge embedded part 11, and recording the reading on the second ruler plate 35 corresponding to the bottom of the sliding indicating disc 12;
s5, when parts on the side face of the bridge embedded part 11 need to be measured, the pull rod 31 can be pulled manually, the sliding of the pull rod 31 drives the fixture block 32 to move, the fixture block 32 moves to release the fixation of the gear 26, after the fixation of the gear 26 is released, the rotating disc 27 is rotated, the rotating disc 27 rotates to drive the first ruler plate 19 to rotate, the first ruler plate 19 rotates to drive the third clamping plate 20 and the first clamping plate 17 to rotate, when the third clamping plate 20 and the first clamping plate 17 rotate to a proper angle, the pulling of the pull rod 31 is released, the fixture block 32 clamps 36 again under the pulling force of the tension spring 30 to fix the first ruler plate 19, and after the fixation, the measurement can be carried out;
s6, when the inner diameter of the bridge embedded part 11 needs to be measured, the fourth clamping plate 23 and the second clamping plate 18 can be rotated to proper positions, the second clamping plate 18 and the fourth clamping plate 23 are clamped on two inner sides of the main bridge embedded part 11, and the reading of the upper half part of the first ruler plate 19 corresponding to the fourth clamping plate 23 is recorded.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. The positioning caliper for measuring the bridge embedded parts comprises a base (1) and is characterized in that a mounting plate (8) is connected to the top of the base (1) in a sliding mode, a placing plate (10) is connected to the top of the mounting plate (8) in a rotating mode, the bridge embedded parts (11) are placed on the top of the placing plate (10), a groove (5) is formed in the base (1), a transmission assembly for driving the placing plate (10) to rotate is arranged in the groove (5), a sliding rod (2) is fixedly connected to the top of the base (1), a sliding block (24) is sleeved on the outer wall of the sliding rod (2) in a sliding mode, a third positioning bolt (25) is connected to the sliding block (24) in a threaded mode, a gear (26) is connected to one side of the sliding block (24) in a rotating mode, a first ruler plate (19) is connected to the, one end of the first ruler plate (19) penetrates through a round hole in the sliding block (24) and extends to one side of the sliding block (24), the other end of the first ruler plate (19) is fixedly connected with a rotating disc (27), a limiting component for limiting rotation of a gear (26) is arranged on the sliding block (24), the outer wall of the first ruler plate (19) is connected with a cursor (21) in a sliding mode, a second positioning bolt (22) is connected with the cursor (21) in an internal thread mode, the outer wall of the bottom and the outer wall of the top of the cursor (21) are respectively and fixedly connected with a third clamping plate (20) and a fourth clamping plate (23), the top and the bottom of the base (1) are respectively and fixedly connected with a second clamping plate (18) and a first clamping plate (17), one end of the first ruler plate (19) is fixedly connected with a sleeve (14), and the inner wall of the sleeve (14) is connected with, scale marks are fixedly arranged on two sides of the second ruler plate (35), a first positioning bolt (15) is connected to the sleeve (14) in a threaded mode, and a reading assembly convenient for reading is arranged on the second ruler plate (35).
2. The positioning caliper for measuring the bridge embedded part according to claim 1, characterized in that the transmission assembly comprises a same rotating shaft (6) rotatably connected with the inner walls of two sides of the groove (5), a first helical gear (16) is fixedly sleeved on the outer wall of the rotating shaft (6), one end of the rotating shaft (6) penetrates through the inner wall of one side of the groove (5) and extends to one side of the mounting plate (8), a rotating roller (28) is fixedly connected with the bottom of the placing plate (10), the bottom of the rotating roller (28) penetrates through the top of the mounting plate (8) and extends into the groove (5), a second helical gear (33) is fixedly sleeved on the outer wall of the groove (5), and the second helical gear (33) is meshed with the first helical gear (16).
3. The positioning caliper for measuring the bridge embedded parts is characterized in that a hand wheel (9) is fixedly connected to one end of the rotating shaft (6), and a sponge sleeve is sleeved on a holding rod of the hand wheel (9).
4. The positioning caliper for measuring the bridge embedded part according to claim 1, wherein the limiting component comprises a fixed plate (29) fixedly connected with the top of the sliding block (24), a strip-shaped hole (34) is formed in the fixed plate (29), the inner walls of two sides of the pull rod (31) are slidably connected with the same pull rod (31), the bottom of the pull rod (31) is fixedly connected with a clamping block (32), one side of the clamping block (32) is fixedly connected with a tension spring (30), one end of the tension spring (30) is fixedly connected with one side of the sliding block (24), and the clamping block (32) is clamped with the gear (26).
5. The positioning caliper for measuring the bridge embedded parts is characterized in that the top of the base (1) is symmetrically and fixedly connected with a groove plate (3), a sliding plate (4) is slidably connected in the groove plate (3), and the tops of the two sliding plates (4) are fixedly connected with the bottom of the mounting plate (8).
6. The positioning caliper for measuring the bridge embedded part according to claim 1, characterized in that four corners of the bottom of the base (1) are fixedly provided with feet (7), and the bottoms of the feet (7) are fixedly connected with anti-skid plates.
7. The positioning caliper for measuring the bridge embedded parts according to claim 1, wherein the reading assembly comprises a sliding indicating disc (12) which is connected on the outer wall of the second ruler plate (35) in a sliding manner, and a limiting block (13) which is fixedly connected on one side of the second ruler plate (35).
8. The positioning caliper for measuring the bridge embedded parts is characterized in that scales are symmetrically and fixedly arranged on one side of the first caliper plate (19), and the minimum accuracy of the scales is 0.1 mm.
9. The construction application of the positioning caliper for the measurement of the bridge embedded parts according to any one of claims 1 to 8, is characterized by comprising the following steps:
s1, when the bridge embedded part (11) needs to be measured, the bridge embedded part (11) is placed on a placing plate (10), a hand wheel (9) is rotated manually, the rotation of the hand wheel (9) drives a rotating shaft (6) to rotate, the rotation of the rotating shaft (6) drives a first bevel gear (16) to rotate, the rotation of the first bevel gear (16) drives a second bevel gear (33) to rotate, the rotation of the second bevel gear (33) drives a rotating roller (28) to rotate, the rotation of the rotating roller (28) drives the placing plate (10) to rotate, the rotation of the placing plate (10) drives the rotation of the bridge embedded part (11), and when the bridge embedded part (11) rotates to the wide side and is parallel to a first ruler plate (19);
s2, sliding the first ruler plate (19) to drive the first clamping plate (17) to move, stopping sliding the first ruler plate (19) when the first clamping plate (17) is located on one side of the bridge embedded part (11), screwing the third positioning bolt (25) to release the fixing of the sliding block (24), sliding the sliding block (24) downwards after releasing the fixing, sliding the sliding block (24) to drive the first ruler plate (19) to move, moving the first ruler plate (19) to drive the third clamping plate (20) and the first clamping plate (17) to move, sliding the first ruler plate (19) again when the bottoms of the third clamping plate (20) and the first clamping plate (17) are lower than the top of the bridge embedded part (11), enabling one side of the first clamping plate (17) to be in contact with one side of the bridge embedded part (11), and screwing the second positioning bolt (22) to release the fixing of the vernier (21), then, sliding a cursor (21), wherein the sliding of the cursor (21) drives a third clamping plate (20) to slide, and after one side of the third clamping plate (20) is contacted with the other side of the bridge embedded part (11), recording a reading of the third clamping plate (20);
s3, when the width of the bridge embedded part (11) needs to be measured, rotating a hand wheel (9), driving the bridge embedded part (11) to rotate by rotation of the hand wheel (9), attaching one side of a first clamping plate (17) to one side of the bridge embedded part (11) after the bridge embedded part (11) rotates to a narrow side to be parallel to a first ruler plate (19), sliding a cursor (21) to enable one side of a third clamping plate (20) to be in contact with the other side of the bridge embedded part (11), and recording the reading of the third clamping plate (20);
s4, when the height of the bridge embedded part (11) needs to be measured, screwing the first positioning bolt (15) to release the fixation of the second ruler plate (35), sliding the second ruler plate (35) to enable the bottom of the second ruler plate (35) to be in contact with the top of the placing plate (10), sliding the sliding rod (2) to enable the height of the sliding rod (2) to be higher than the height of the bridge embedded part (11), sliding the first ruler plate (19) to enable the sliding indicating disc (12) to be located above the bridge embedded part (11), loosening the sliding indicating disc (12) to enable the bottom of the sliding indicating disc (12) to slide to be in contact with the top of the bridge embedded part (11), and recording the reading on the second ruler plate (35) corresponding to the bottom of the sliding indicating disc (12);
s5, when parts on the side face of the bridge embedded part (11) need to be measured, the pull rod (31) can be pulled manually, the sliding of the pull rod (31) drives the fixture block (32) to move, the fixture block (32) moves to release the fixation of the gear (26), after the fixation of the gear (26) is released, the rotating disc (27) is rotated, the rotating disc (27) rotates to drive the first ruler plate (19) to rotate, the first ruler plate (19) rotates to drive the third ruler plate (20) and the first ruler plate (17) to rotate to a proper angle, the pull of the pull rod (31) is released, the fixture block (32) clamps the first ruler plate (19) again (36) under the pulling force of the tension spring (30), and the measurement can be performed after the fixation is completed;
s6, when the inner diameter of the bridge embedded part (11) needs to be measured, the fourth clamping plate (23) and the second clamping plate (18) can be rotated to proper positions, the second clamping plate (18) and the fourth clamping plate (23) are clamped on the two inner sides of the main bridge embedded part (11), and the reading of the upper half part of the first ruler plate (19) corresponding to the fourth clamping plate (23) is recorded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110303561.9A CN112923829B (en) | 2021-03-22 | 2021-03-22 | Positioning caliper for measuring bridge embedded part and construction application thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110303561.9A CN112923829B (en) | 2021-03-22 | 2021-03-22 | Positioning caliper for measuring bridge embedded part and construction application thereof |
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| CN112923829A true CN112923829A (en) | 2021-06-08 |
| CN112923829B CN112923829B (en) | 2023-01-03 |
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| WO2000011429A1 (en) * | 1998-08-20 | 2000-03-02 | Qiliang Chen | Capacitive caliper |
| US20120030957A1 (en) * | 2010-08-06 | 2012-02-09 | Hyman Jack Kipnes | Ergonomic vernier caliper base |
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