CN113819829B - Measuring device for manufacturing tubular fittings of engineering mechanical equipment - Google Patents

Abstract

The invention relates to the technical field of pipe fitting measurement, in particular to a measuring device for manufacturing tubular fittings of engineering mechanical equipment, which comprises a caliper gauge body, wherein an adjusting mechanism is arranged on the caliper gauge body, a fixing mechanism for fixing an integral mechanism on an operating platform is arranged on the adjusting mechanism, a measuring mechanism is arranged on the caliper gauge body, an impurity removing mechanism for removing impurities on a measured threading pipe is arranged on the measuring mechanism, a rotating mechanism for rotating the metal threading pipe is arranged on the impurity removing mechanism, and a positioning mechanism for clamping the metal threading pipe is arranged on the rotating mechanism; the metal threading pipe is fixed on the rotating mechanism through the positioning mechanism before the thickness of the threading pipe is measured, so that the metal threading pipe is parallel to the measuring mechanism, the metal threading pipe is prevented from inclining to cause measurement inaccuracy when in measurement, the metal threading pipe can be rotated through the rotating mechanism, and the circumferential thickness of the metal threading pipe can be measured conveniently.

Description

A measuring device for manufacturing tubular fittings of construction machinery and equipment

technical field

The invention relates to the technical field of pipe fitting measurement, in particular to a measuring device for manufacturing tubular fittings of construction machinery equipment.

Background technique

A caliper is a measuring tool with two feet or claws, which is used to measure distances and is mostly used in the field of machining. Smoothness limit gauge for checking shafts. It is usually divided into two types: inner diameter caliper and outer diameter caliper. It can be adjusted to measure the thickness, diameter, diameter and distance between surfaces. Currently, there are manual calipers and electronic calipers. The data is directly displayed on the display screen when the electronic calipers are measured.

However, when the current electronic caliper measures the thickness of the metal threading pipe, the measurer holds the electronic caliper in one hand and the metal threading pipe to be measured with the other hand, and the metal threading pipe is not fixed. When measuring, it is difficult for the measurer to keep the electronic caliper and the metal threading pipe horizontal, and the metal threading pipe is easy to tilt during measurement, resulting in inaccurate measurement; When rotating, the metal threading pipe is easy to twist, which also results in inaccurate measurement. If there is debris inside or on the surface of the metal threading pipe during measurement, there is no mechanism for cleaning the debris on the caliper, which is not conducive to measurement and measurement. When the caliper can only be held by hand, it is difficult to fix it on the operating table, which is not conducive to operation.

SUMMARY OF THE INVENTION

In view of the problems in the prior art, the present invention provides a measuring device for manufacturing tubular fittings of construction machinery.

The technical solution adopted by the present invention to solve the technical problem is as follows: a measuring device for manufacturing tubular parts of construction machinery and equipment, comprising a caliper body, an adjustment mechanism is installed on the caliper body, and an adjustment mechanism is installed on the adjustment mechanism. The overall mechanism is fixed to the fixing mechanism on the operating table. The caliper body is provided with a measuring mechanism. The measuring mechanism is installed with a cleaning mechanism for cleaning debris on the threading pipe to be measured. There is a rotating mechanism for rotating the metal threading pipe, and a positioning mechanism for clamping the metal threading pipe is installed on the rotating mechanism;

The rotating mechanism includes a bottom case, the cleaning mechanism is fixedly connected with a bottom case, an inner rod is slidably connected inside the bottom case, and a third spring is clamped between the inner rod and the bottom case. The inner rod is fixedly connected with a fixing ring, the inside of the fixing ring is rotatably connected with a protective sleeve, the protective sleeve is fixedly connected with a third gear that is rotatably connected with the fixing ring, and the fixing ring is fixedly connected with a guard The protective cover is rotatably connected with a second gear that meshes with the third gear, the positioning mechanism includes a positioning sleeve, the protective sleeve is threadedly connected with a positioning sleeve that is inclined inside, and the protective sleeve is equidistant A plurality of clamping columns are slidably connected, a fourth spring is clamped between the plurality of clamping columns and the protective sleeve, and the ends of the plurality of clamping columns are in contact with the inner wall of the positioning sleeve.

Specifically, the positioning mechanism further includes a rubber pad, and the rubber pads are adhered to the plurality of the clamping posts.

Specifically, the diameter of the second gear is smaller than the diameter of the third gear, and the protective cover outside the second gear has a crescent-shaped structure.

Specifically, the measuring mechanism includes a rotating shaft, a rotating shaft is rotatably connected to the caliper body, a torsion spring is clamped between the rotating shaft and the caliper body, an upper clamping plate is fixedly connected to the rotating shaft, and the upper clamping plate is fixedly connected to the rotating shaft. A measuring head is installed on the card plate, a lower card plate is fixedly connected to the caliper body, and a pressure plate is fixedly connected to the upper card plate.

Specifically, the opposite end of the lower clamping plate and the measuring head is in an arc-shaped structure, and the protective sleeve is arranged opposite to the lower clamping plate.

Specifically, the cleaning mechanism includes a fixing frame, a fixing frame is fixedly connected to the lower card board, a rack is slidably connected to the fixing frame, and one end of the rack is fixed with a sliding frame, and the sliding frame is One end of the rack is fixedly connected with the bottom case, a second spring is clamped between the rack and the fixing frame, a fixing casing is fixedly connected to the outer side of the fixing frame, and a fixing shaft is rotatably connected to the fixing casing. A first gear meshing with the rack is fixedly connected to the fixed shaft, and brushes are fixed on the fixed shaft at equal distances.

Specifically, the cleaning mechanism further includes a sliding bar, and a sliding bar slidably connected with the fixing frame is fixed on the gear rack.

Specifically, the cross-section of the fixing frame is an "L"-shaped structure, and the sliding frame and the bottom case are vertically arranged.

Specifically, the adjustment mechanism includes a top rod, the caliper body is fixedly connected with a top rod, the bottom of the top rod is fixedly connected with a connecting rod, and the outer side of the connecting rod is slidably connected with a bottom rod, and the connection A first spring is clamped between the rod and the bottom rod, the bottom of the top rod is fixed with an upper toothed plate, the top of the bottom rod is fixedly connected with a lower toothed disk that meshes with the upper toothed plate, and the top rod is rotatably connected with a lower toothed plate. The fixing sleeve is threadedly connected with the bottom rod, and the top rod is fixedly connected with a limit block which interferes with the fixing sleeve.

Specifically, the fixing mechanism includes an upper splint, an upper splint is fixedly connected to the bottom of the bottom rod, a nut is threadedly connected to the upper splint, and a lower splint is rotatably connected to the bottom of the nut, and the upper splint is connected to the lower splint. The opposite surfaces of the splint are glued with rubber pads, and the sides of the upper splint and the lower splint are inclined.

The beneficial effects of the present invention are:

(1) A measuring device for manufacturing tubular parts of construction machinery and equipment according to the present invention, a rotating mechanism is installed at one end of the cleaning mechanism, and a positioning mechanism is installed on the rotating mechanism. Before measuring the thickness of the threading pipe, the positioning mechanism is used to The metal threading pipe is fixed on the rotating mechanism, so that the metal threading pipe is parallel to the measuring mechanism, so as to avoid the inaccuracy of the measurement caused by the inclination of the metal threading pipe during the measurement. Loosen the rotating mechanism to make the metal threading pipe conflict with the measuring mechanism, and can be adjusted by the rotating mechanism. The metal threading pipe rotates, which is beneficial to quickly measure the thickness of the metal threading pipe in the circumferential direction.

(2) A measuring device for manufacturing tubular fittings of construction machinery and equipment according to the present invention, one end of the detection mechanism is installed with a cleaning mechanism, and before the wall thickness of the metal threading pipe is measured, it is observed whether the inner and outer sides of the metal threading pipe have If debris is found, set the metal threading tube on the cleaning mechanism, or the outside of the metal threading tube is in conflict with the cleaning mechanism, and pull the cleaning mechanism to clean the foreign matter on the metal threading pipe, which is convenient for measurement.

(3) The measuring device for the manufacture of tubular fittings for construction machinery and equipment according to the present invention has an adjustment mechanism installed on the caliper body, and the caliper body can be installed on the operating table through the fixing mechanism at the bottom of the adjustment mechanism, without the need for Manually holding the caliper body is convenient for measurement, and the direction of the measurement mechanism can be adjusted through the adjustment mechanism, which is conducive to the measurement work in different directions on the operating table.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

1 is a schematic diagram of the overall structure of a preferred embodiment of a measuring device for manufacturing tubular fittings of construction machinery and equipment provided by the present invention;

Fig. 2 is the enlarged schematic diagram of the structure of A part shown in Fig. 1;

3 is a schematic diagram of the connection structure of the ejector rod, the fixing ring, the fixing ring, the protective sleeve, the protective cover, the second gear and the third gear of the present invention;

FIG. 4 is an enlarged schematic view of the structure of part B shown in FIG. 1;

5 is a schematic diagram of the connection structure of the sliding frame, the fixing frame, the rack, the sliding bar, the second spring, the fixing shaft and the first gear according to the present invention;

6 is a schematic diagram of the connection structure of the bottom case, the inner rod, the third spring, the fixing ring, the third gear, the protective sleeve, the clamping column and the rubber pad of the present invention;

FIG. 7 is an enlarged schematic view of the structure of the C part shown in FIG. 6;

8 is a schematic diagram of the connection structure of the bottom rod, the top rod, the first spring, the connecting rod, the upper chainring and the lower chainring of the present invention;

FIG. 9 is a schematic diagram of the connection structure of the caliper body, the rotating shaft, the torsion spring, the upper clamping plate and the lower clamping plate according to the present invention.

In the figure: 1. caliper body; 2. measuring mechanism; 201, upper clamping plate; 202, measuring head; 203, lower clamping plate; 204, pressing plate; 205, rotating shaft; 206, torsion spring; 3. adjusting mechanism; 301 , top rod; 302, bottom rod; 303, fixed sleeve; 304, limit block; 305, upper chain plate; 306, lower chain plate; 307, connecting rod; 308, first spring; 4, fixing mechanism; 401, Upper splint; 402, lower splint; 403, rubber pad; 404, nut; 5, cleaning mechanism; 501, sliding frame; 502, fixing frame; 503, rack; 504, fixing shell; 505, fixing shaft; 506, Brush; 507, first gear; 508, slider; 509, second spring; 6, rotating mechanism; 601, bottom case; 602, inner rod; 603, fixing ring; 604, protective cover; 605, protective cover; 606 607, the third gear; 608, the third spring; 7, the positioning mechanism; 701, the positioning sleeve; 702, the clamping column; 703, the rubber pad; 704, the fourth spring.

Detailed ways

In order to make it easy to understand the technical means, creation features, achieved goals and effects of the present invention, the present invention will be further described below with reference to the specific embodiments.

As shown in FIGS. 1 to 9 , a measuring device for manufacturing tubular parts of construction machinery and equipment according to the present invention includes a caliper body 1 on which an adjustment mechanism 3 is installed, and the adjustment mechanism 3 A fixing mechanism 4 for fixing the overall mechanism to the operating table is installed on the caliper body 1, and a measuring mechanism 2 is installed on the caliper body 1. The measuring mechanism 2 is equipped with a cleaning mechanism for cleaning the debris on the threading pipe to be measured. 5. A rotating mechanism 6 for rotating the metal threading pipe is installed on the cleaning mechanism 5, and a positioning mechanism 7 for clamping the metal threading pipe is installed on the rotating mechanism 6;

The rotating mechanism 6 includes a bottom case 601 , a bottom case 601 is fixedly connected to the cleaning mechanism 5 , and an inner rod 602 is slidably connected to the inside of the bottom case 601 , and the inner rod 602 and the bottom case 601 are sandwiched between Holding a third spring 608, a fixing ring 603 is fixedly connected to the inner rod 602, a protective sleeve 604 is rotatably connected to the inside of the fixing ring 603, and the protective sleeve 604 is fixedly connected to the fixing ring 603 for rotation. The connected third gear 607, the fixing ring 603 is fixedly connected with a protective cover 605, and the protective cover 605 is rotatably connected with a second gear 606 meshing with the third gear 607, the diameter of the second gear 606 is smaller than The diameter of the third gear 607, and the protective cover 605 outside the second gear 606 has a crescent-shaped structure. The positioning mechanism 7 includes a positioning sleeve 701. The protective sleeve 604 is threadedly connected with a positioning sleeve 701 inclined inside. The protective sleeve 604 is slidably connected with a plurality of clamping posts 702 equidistantly, a fourth spring 704 is clamped between the plurality of clamping posts 702 and the protective sleeve 604 , and the ends of the plurality of clamping posts 702 are In conflict with the inner wall of the positioning sleeve 701, the positioning mechanism 7 further includes a rubber pad 703, and the rubber pads 703 are adhered to the plurality of the clamping posts 702. When the wall thickness of the metal threading pipe is measured, the metal The threading tube passes through the inside of the protective cover 604, presses the pressing plate 204 to separate the upper clamping plate 201 from the lower clamping plate 203, and inserts the metal threading tube into the outer side of the lower clamping plate 203, when the When the inner rod 602 is reset, the third spring 608 contracts. At this time, the inner wall of the metal threading pipe is in conflict with the lower clamping plate 203, which ensures that the metal threading pipe is parallel to the lower clamping plate 203, and prevents the metal threading pipe from being damaged by human hands. The inclination of holding causes measurement errors. When the inner wall of the metal threading pipe collides with the lower clamping plate 203, the positioning sleeve 701 is rotated. Due to the inclination of the inner wall of the positioning sleeve 701, the positioning sleeve 701 is moved. A plurality of the locking posts 702 move toward the outer side of the protective cover 604 at the same time, and the plurality of fourth springs 704 are contracted, and the rubber pads 703 at the ends of the locking posts 702 push the protective cover 604 Clamping, realizes the fixing of the metal threading pipe, avoids shaking or tilting, loosens the pressing plate 204 to make the upper clamping plate 201 interfere with the outer wall of the metal threading pipe, and completes the measurement. When the circumferential direction of the metal threading pipe is required When measuring, the operator rotates the second gear 606 on the protective cover 605 with his fingers, so that the second gear 606 drives the third gear 607 to rotate, and further realizes that the protective cover 604 is driven , and the metal threading tube inside the protective sleeve 604 can rotate radially. Since the thickness of the metal threading tube is always clamped between the upper clamping plate 201 and the lower clamping plate 203, the measuring head 202 can The measured data is fed back to the display screen on the caliper body 1, which realizes rapid detection of the circumferential direction of the metal conduit. Wall thickness is quickly measured.

Specifically, the measuring mechanism 2 includes a rotating shaft 205 , a rotating shaft 205 is rotatably connected to the caliper body 1 , a torsion spring 206 is clamped between the rotating shaft 205 and the caliper body 1 , and the rotating shaft 205 is fixedly connected There is an upper card board 201, a probe 202 is installed on the upper card board 201, a lower card board 203 is fixedly connected to the caliper body 1, a pressure plate 204 is fixedly connected to the upper card board 201, and the lower card The opposite end of the clamping plate 203 and the measuring head 202 has an arc structure, and the protective cover 604 is arranged opposite to the lower clamping plate 203. During measurement, the pressing plate 204 is pressed to realize the connection between the upper clamping plate 201 and the lower clamping plate 203. The distance between the lower clamping plate 203 becomes larger, the rotating shaft 205 rotates on the caliper body 1, the torsion spring 206 contracts, and the probe 202 at the bottom of the upper clamping plate 201 and the lower clamping plate 201 pass through. The clamping plate 203 clamps the metal threading pipe, releases the pressing plate 204, the torsion spring 206 resets the upper clamping plate 201, and the measuring head 202 collides with the outer wall of the metal threading pipe, realizing the metal threading The thickness of the tube is measured, and the measured data is displayed on the display screen on the caliper body 1 .

Specifically, the cleaning mechanism 5 includes a fixing frame 502 , a fixing frame 502 is fixedly connected to the lower card board 203 , a rack 503 is slidably connected to the fixing frame 502 , and one end of the rack 503 is fixed with a A sliding frame 501, one end of the sliding frame 501 is fixedly connected with the bottom case 601, a second spring 509 is clamped between the rack 503 and the fixing frame 502, and the outer side of the fixing frame 502 is fixedly connected with a fixing frame Shell 504, a fixed shaft 505 is rotatably connected to the fixed casing 504, a first gear 507 meshed with the rack 503 is fixedly connected to the fixed shaft 505, and brushes 506 are fixed on the fixed shaft 505 at equal distances. The cleaning mechanism 5 also includes a slide bar 508, and the gear rack 503 is fixed with a slide bar 508 that is slidably connected with the fixing frame 502. The frame 501 and the bottom case 601 are vertically arranged. Before measuring the thickness of the metal threading pipe, observe whether there are foreign objects on the outer and inner walls of the metal threading pipe. The outer side of the brush 506 further collides the top of the metal conduit with the bottom of the fixing shell 504, and at this time pulls the carriage 501 away from the fixing frame 502, so that the rack 503 is placed in the The inside of the fixed frame 502 slides, the sliding bar 508 realizes the limit of the rack 503, and the second spring 509 is opened, and the sliding frame 501 is repeatedly pushed and pulled to realize the driving of the rack 503. The first gear 507 inside the fixed shell 504 rotates, thereby realizing the cleaning of foreign objects on the inner wall of the metal threading pipe by the brush 506, which is conducive to measurement and avoids measurement errors. The outer wall of the threading pipe collides with the brush 506 , and the foreign matter on the outer wall of the metal threading pipe can be cleaned by pulling the sliding frame 501 in the same way, and the sliding frame 501 will not affect the inner rod 602 inside the bottom case 601 movement in the vertical direction.

Specifically, the adjusting mechanism 3 includes a top rod 301 , a top rod 301 is fixedly connected to the caliper body 1 , a connecting rod 307 is fixedly connected to the bottom of the top rod 301 , and an outer side of the connecting rod 307 is slidably connected There is a bottom rod 302, a first spring 308 is clamped between the connecting rod 307 and the bottom rod 302, an upper chain plate 305 is fixed at the bottom of the top rod 301, and a top chain plate 305 is fixedly connected to the top of the bottom rod 302. 305 is engaged with the lower gear plate 306, the top rod 301 is rotatably connected with a fixing sleeve 303 that is threadedly connected with the bottom rod 302, and the top rod 301 is fixedly connected with a limit block 304 that interferes with the fixing sleeve 303. The fixing mechanism 4 includes an upper splint 401, the bottom of the bottom rod 302 is fixedly connected with the upper splint 401, the upper splint 401 is threadedly connected with a nut 404, and the bottom of the nut 404 is rotatably connected with the lower splint 402, and the upper splint 402 is connected to the bottom of the nut 404. The opposite surfaces of the splint 401 and the lower splint 402 are bonded with rubber pads 403, and the sides of the upper splint 401 and the lower splint 402 are inclined and arranged, and the upper splint 401 can be used to cooperate with the lower splint before measuring the thickness of the metal conduit. 402 clamps the edge of the table top of the operating table, and only needs to rotate the nut 404 when clamping. The rubber pad 403 is in contact with the operating table surface, which increases the adhesion and does not require the operator's hand to hold the seat. The caliper body 1 is convenient for measurement, and the caliper body 1 can be rotated to adjust the direction of the upper clamping plate 201, which is conducive to measuring at different positions on the operating table. After adjusting the position of the upper clamping plate 201 , rotate the fixing sleeve 303, so that the fixing sleeve 303 and the bottom rod 302 are threadedly connected, and the limiting block 304 limits the fixing sleeve 303, when the fixing sleeve 303 and the After the bottom rod 302 is threadedly connected, the connecting rod 307 shrinks to the inside of the bottom rod 302, the first spring 308 shrinks, and the upper chainring 305 meshes with the lower chainring 306, finally realizing the If the position of the ejector rod 301 is limited, the caliper body 1 is not rotating, and the installation is completed.

When the present invention is in use, firstly, before measuring the thickness of the metal threading pipe, the upper splint 401 and the lower splint 402 can be used to clamp the edge of the table top of the operating table. When clamping, only the nut 404 needs to be rotated, and the rubber pad 403 It is in contact with the operating table surface, which increases the adhesion, and does not require the operator to hold the caliper body 1, which is convenient for measurement, and the caliper body 1 can be rotated to adjust the direction of the upper card plate 201, which is convenient for different positions on the operating table. Measure, after adjusting the position of the upper card plate 201, rotate the fixing sleeve 303, so that the fixing sleeve 303 and the bottom rod 302 are threadedly connected, and the limit block 304 limits the fixing sleeve 303. When the fixing sleeve 303 and the bottom rod are After 302 is threadedly connected, the connecting rod 307 shrinks inside the bottom rod 302, the first spring 308 shrinks, and the upper toothed plate 305 meshes with the lower toothed plate 306, finally realizing the limit of the ejector rod 301, then the caliper body 1 is not Rotate to complete the installation; then, before measuring the thickness of the metal threading pipe, observe whether there are foreign objects on the outer and inner walls of the metal threading pipe. The top of the metal threading tube collides with the bottom of the fixing shell 504, and the carriage 501 is pulled away from the fixing frame 502, so that the rack 503 slides inside the fixing frame 502, and the sliding bar 508 realizes the sliding of the rack 503. and the second spring 509 is opened, and the carriage 501 is pushed and pulled repeatedly, so that the rack 503 drives the first gear 507 inside the fixed shell 504 to rotate, and the brush 506 cleans the inner wall of the metal threading pipe of foreign objects, which is beneficial to Measurement to avoid measurement errors. If foreign matter is found on the outer wall of the metal threading pipe, as long as the outer wall of the metal threading pipe is in conflict with the brush 506, the foreign matter on the outer wall of the metal threading pipe can be cleaned by pulling the carriage 501 in the same way, and the carriage 501 will not affect it. The vertical movement of the inner rod 602 inside the bottom case 601; during the measurement, the pressing plate 204 is pressed, so that the distance between the upper clamping plate 201 and the lower clamping plate 203 becomes larger, and the rotating shaft 205 rotates on the caliper body 1 , the torsion spring 206 is contracted, the metal threading tube is clamped by the probe 202 at the bottom of the upper card plate 201 and the lower card plate 203, the pressure plate 204 is released, the torsion spring 206 resets the upper card plate 201, and the measuring head 202 and the metal thread The outer wall of the pipe interferes, and the thickness of the metal threading pipe is measured, and the measured data is displayed on the display screen on the caliper body 1; finally, when the wall thickness of the metal threading pipe is measured, the metal threading pipe is Passing through the inside of the protective cover 604, press the pressing plate 204 to separate the upper clamping plate 201 from the lower clamping plate 203, and the metal threading tube is inserted into the outer side of the lower clamping plate 203. When the inner rod 602 is reset, the third spring 608 contracts, and the metal The inner wall of the threading pipe collides with the lower clamping plate 203, which ensures that the metal threading pipe is parallel to the lower clamping plate 203, and avoids the measurement error caused by the tilting of the metal threading pipe by hand. When the inner wall of the metal threading pipe collides with the lower clamping plate 203 turn As for the positioning sleeve 701, due to the inclination of the inner wall of the positioning sleeve 701, when the positioning sleeve 701 moves, the plurality of clamping posts 702 are simultaneously moved to the outer side of the protective sleeve 604, and the plurality of fourth springs 704 are contracted, and the ends of the clamping posts 702 are then moved. The protective cover 604 is clamped by the rubber pad 703 at the bottom, which realizes the fixing of the metal threading pipe and avoids shaking or tilting. Release the pressing plate 204 to make the upper clamping plate 201 interfere with the outer wall of the metal threading pipe to complete the measurement. When measuring the circumferential direction of the threading pipe, the operator rotates the second gear 606 on the protective cover 605 with his fingers, so as to realize that the second gear 606 drives the third gear 607 to rotate, and further realizes that the protective sleeve 604 is driven and the protective cover 604 is driven. The metal threading tube inside the sleeve 604 can be rotated radially. Since the thickness of the metal threading tube is always clamped between the upper clamping plate 201 and the lower clamping plate 203, the measuring head 202 can feedback the measured data to the caliper body 1 On the display screen, the wall thickness in the circumferential direction of the metal conduit can be quickly measured.

It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments are to be regarded in all respects as illustrative and not restrictive, and the scope of the invention is to be defined by the appended claims rather than the foregoing description, which are therefore intended to fall within the scope of the claims. All changes within the meaning and scope of the equivalents of , are included in the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

In addition, it should be understood that although this specification is described in terms of embodiments, not each embodiment only includes an independent technical solution, and this description in the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole , the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims (5)

1. The measuring device for manufacturing the tubular fittings of the engineering mechanical equipment is characterized by comprising a caliper body (1), wherein an adjusting mechanism (3) is installed on the caliper body (1), a fixing mechanism (4) for fixing the whole mechanism to an operating table is installed on the adjusting mechanism (3), a measuring mechanism (2) is arranged on the caliper body (1), an impurity removing mechanism (5) for removing impurities on a measured threading pipe is installed on the measuring mechanism (2), a rotating mechanism (6) for rotating the metal threading pipe is installed on the impurity removing mechanism (5), and a positioning mechanism (7) for clamping the metal threading pipe is installed on the rotating mechanism (6);

the rotating mechanism (6) comprises a bottom shell (601), the bottom shell (601) is fixedly connected to the impurity removing mechanism (5), an inner rod (602) is connected to the inside of the bottom shell (601) in a sliding mode, a third spring (608) is clamped between the inner rod (602) and the bottom shell (601), a fixed ring (603) is fixedly connected to the inner rod (602), a protective sleeve (604) is rotatably connected to the inside of the fixed ring (603), a third gear (607) rotatably connected to the fixed ring (603) is fixedly connected to the protective sleeve (604), a protective cover (605) is fixedly connected to the fixed ring (603), a second gear (606) meshed with the third gear (607) is rotatably connected to the protective cover (605), the positioning mechanism (7) comprises a positioning sleeve (701), and a positioning sleeve (701) obliquely arranged on the inner side is connected to the protective sleeve (604) in a threaded mode, a plurality of clamping columns (702) are connected to the protecting sleeve (604) in an equidistant sliding mode, a fourth spring (704) is clamped between each clamping column (702) and the protecting sleeve (604), and the end portions of the clamping columns (702) are abutted to the inner wall of the positioning sleeve (701);

the measuring mechanism (2) comprises a rotating shaft (205), the caliper body (1) is rotatably connected with the rotating shaft (205), a torsion spring (206) is clamped between the rotating shaft (205) and the caliper body (1), the rotating shaft (205) is fixedly connected with an upper clamping plate (201), a measuring head (202) is installed on the upper clamping plate (201), the caliper body (1) is fixedly connected with a lower clamping plate (203), and the upper clamping plate (201) is fixedly connected with a pressing plate (204);

the impurity removing mechanism (5) comprises a fixed frame (502), the fixed frame (502) is fixedly connected to the lower clamping plate (203), a rack (503) is connected to the fixed frame (502) in a sliding mode, a sliding frame (501) is fixed to one end of the rack (503), one end of the sliding frame (501) is fixedly connected with the bottom shell (601), a second spring (509) is clamped between the rack (503) and the fixed frame (502), a fixed shell (504) is fixedly connected to the outer side of the fixed frame (502), a fixed shaft (505) is connected to the fixed shell (504) in a rotating mode, a first gear (507) meshed with the rack (503) is fixedly connected to the fixed shaft (505), and brushes (506) are fixed to the fixed shaft (505) at equal intervals;

the impurity removing mechanism (5) further comprises a sliding strip (508), and the sliding strip (508) which is in sliding connection with the fixing frame (502) is fixed on the rack (503);

the adjusting mechanism (3) comprises a top rod (301), the top rod (301) is fixedly connected to the caliper body (1), a connecting rod (307) is fixedly connected to the bottom of the top rod (301), a bottom rod (302) is slidably connected to the outer side of the connecting rod (307), a first spring (308) is clamped between the connecting rod (307) and the bottom rod (302), an upper fluted disc (305) is fixed to the bottom of the top rod (301), a lower fluted disc (306) meshed with the upper fluted disc (305) is fixedly connected to the top of the bottom rod (302), a fixed sleeve (303) in threaded connection with the bottom rod (302) is rotatably connected to the top rod (301), and a limiting block (304) abutting against the fixed sleeve (303) is fixedly connected to the top rod (301);

fixing mechanism (4) include punch holder (401), bottom fixedly connected with punch holder (401) of sill bar (302), threaded connection has nut (404) on punch holder (401), the bottom of nut (404) is rotated and is connected with lower plate (402), the opposite face of punch holder (401) and lower plate (402) all bonds and has rubber pad (403), the side slope setting of punch holder (401) and lower plate (402).

2. The measuring apparatus for manufacturing a tubular fitting for construction machine equipment according to claim 1, wherein: the positioning mechanism (7) further comprises rubber pads (703), and the rubber pads (703) are bonded on the plurality of clamping columns (702).

3. The measuring apparatus for manufacturing a tubular fitting for construction machine equipment according to claim 1, wherein: the diameter of the second gear (606) is smaller than that of the third gear (607), and the protective cover (605) on the outer side of the second gear (606) is of a crescent structure.

4. The measuring apparatus for manufacturing a tubular fitting for construction machine equipment according to claim 1, wherein: the opposite ends of the lower clamping plate (203) and the measuring head (202) are of arc-shaped structures, and the protective sleeve (604) and the lower clamping plate (203) are arranged oppositely.

5. The measuring apparatus for manufacturing a tubular fitting for construction machine equipment according to claim 1, wherein: the cross section of the fixing frame (502) is of an L-shaped structure, and the sliding frame (501) and the bottom shell (601) are vertically arranged.

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