CN212082202U

CN212082202U - Aperture measuring device for flange processing

Info

Publication number: CN212082202U
Application number: CN202021109814.6U
Authority: CN
Inventors: 陈凯
Original assignee: Xuzhou Runfeng Machinery Manufacturing Co ltd
Current assignee: Xuzhou Runfeng Machinery Manufacturing Co ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2020-12-04
Anticipated expiration: 2030-06-16

Abstract

The utility model discloses a pore diameter measuring device is used in flange processing, including measuring frame and flange body, it is equipped with the flange body to measure frame one side, it has the angle scale to measure frame top one side fixed mounting, angle scale one side fixed surface is equipped with the angle line, the utility model relates to a flange measurement technical field. This aperture measuring device is used in flange processing has solved current large-scale flange and has not special aperture measuring device, the problem of the artifical measuring tool of taking him to measure the definite position that can not be accurate, a radius pole, No. two radius poles, a measuring stick and No. two measuring sticks are flexible at flexible pipe inner chamber, conveniently adjust length so that the flange body that adapts to not the size measures, whether setting up the convenient accurate definite measuring stick of angle line on the angle scale and No. two measuring sticks are on forty-five degrees angle and ninety degrees angle, it is accurate to guarantee the angle, the adjustable length of expansion pole and No. two expansion poles is so that the flange hole that adapts to not unidimensional detects.

Description

Aperture measuring device for flange processing

Technical Field

The utility model relates to a flange measurement technical field specifically is a bore measuring device is used in flange processing.

Background

In the manufacturing process of the machinery industry, flanges are disc-shaped parts, and flanges are also called flanges and are used in pairs, wherein the flanges are mainly used for connecting pipelines and are most common in boiler and pipeline engineering. The flange is one of the widely used parts in industry and has a large production capacity. At the pipeline interface that needs to connect, all need install a slice ring flange usually, the low pressure pipeline can use the screw flange, the use welding flange of more than 4 kilograms of pressure. And sealing is added between the two flanges, and then the flanges are fastened by bolts. Flanges of different pressures have different thicknesses and use different bolts.

But current large-scale flange does not have special aperture measuring device, and the manual work is taken his measuring tool to measure and can not accurate definite position, and use tools need not use not unidimensional flange to measure moreover, and the inefficiency precision is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an aperture measuring device is used in flange processing has solved current large-scale flange and has not special aperture measuring device, and the manual work is measured by his measuring tool and is measured the problem that can not accurate definite position.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a hole diameter measuring device for flange processing comprises a measuring frame and a flange body, wherein the flange body is arranged on one side of the measuring frame, an angle scale is fixedly arranged on one side of the top of the measuring frame, an angle line is fixedly arranged on the surface of one side of the angle scale, a first measuring rod and a second measuring rod are arranged at the circle center of one side of the angle scale through hinges, one end of the first measuring rod and one end of the second measuring rod are fixedly connected, the other side of the angle scale is respectively and fixedly connected with the first radius rod and the second radius rod, the first radius rod and the second radius rod are positioned on the same straight line, the first measuring rod, the second measuring rod, the first radius rod and the second radius rod all comprise telescopic pipes and measuring scales, the dipperstick activity is pegged graft in telescopic tube inner chamber, the equal fixedly connected with aperture support head of a measuring stick and No. two measuring stick one end, dipperstick and measurement frame one side all are fixed and are equipped with the scale mark.

Preferably, the aperture support head comprises a sleeve, the sleeve is fixed at one end of the first measuring rod and one end of the second measuring rod, and a first expansion rod and a second expansion rod are respectively slidably mounted on two sides of an inner cavity of the sleeve.

Preferably, the measuring rack comprises a first rod and a second rod, the scale mark is located on one side of the first rod, the first rod is movably inserted into the inner cavity of the second rod, gear grooves are formed in one sides of the first rod, the first expansion rod, the second expansion rod and the measuring scale, and the first expansion rod and the second expansion rod are inverted L-shaped and L-shaped respectively.

Preferably, one side of the gear groove is connected with a gear shaft in a meshed mode, one end of the gear shaft is connected with a handle in an inserted mode, and the handle penetrates through the telescopic pipe, the sleeve and a side wall of the inner cavity of the second rod respectively.

Preferably, a locking block is installed on one side of the inner cavity of the measuring frame, the locking block is located in the inner cavity of the second rod, the locking block is located on one side of a gear shaft of the inner cavity of the second rod, a locking groove is formed in one side of the locking block, a push-pull rod is inserted into one end of the locking block, and the push-pull rod penetrates through the inserted second rod.

Advantageous effects

The utility model provides a hole diameter measuring device is used in flange processing. The method has the following beneficial effects:

1. the hole diameter measuring device for flange processing is characterized in that an angle scale with angle lines, an adjustable first measuring rod, an adjustable second measuring rod, a first radius rod, a second radius rod and a hole diameter supporting head are arranged, so that whether the distance between flange holes used for mounting at one end of a flange body is consistent with the diameter of the flange holes can be conveniently and accurately measured, the first radius rod, the second radius rod, the first measuring rod and the second measuring rod can drive a measuring ruler to stretch in an inner cavity of a telescopic pipe through rotation of a gear shaft, the length can be conveniently adjusted so as to be suitable for flange bodies with different sizes to measure, the angle lines on the angle scale are conveniently and accurately set to determine whether the first measuring rod and the second measuring rod are at forty-five degrees and ninety degrees, so that the distance and the angle of the measuring flange holes are accurate, and a first expansion rod and a second expansion rod of the hole diameter supporting head can be adjusted so as to be suitable for flange holes with different sizes to detect, and the whole device can adjust the height to facilitate the measurement of the large flange.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the first measuring rod of the present invention;

FIG. 3 is a schematic view of the structure of the aperture support head of the present invention;

FIG. 4 is a schematic view of the angle scale of the present invention;

FIG. 5 is a schematic view of a side view structure of the angle scale of the present invention;

fig. 6 is a schematic view of the structure of the measuring stand of the present invention.

In the figure: 1. a measuring frame; 2. an angle scale; 3. a flange body; 4. a first measuring rod; 5. a second measuring rod; 6. measuring a scale; 7. a gear groove; 8. scale lines; 9. an aperture support head; 10. a gear shaft; 11. a sleeve; 12. an expansion rod number one; 13. a second expansion rod; 14. a first rod; 15. a second rod; 16. an angle line; 17. a handle; 18. a locking block; 19. a locking groove; 20. a first radius rod; 21. a second radius rod; 22. a push-pull rod; 23. a telescopic tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution of an aperture measuring device for flange processing: a pore diameter measuring device for flange processing comprises a measuring frame 1 and a flange body 3, wherein the flange body 3 is arranged on one side of the measuring frame 1, an angle scale 2 is fixedly arranged on one side of the top of the measuring frame 1, an angle line 16 is fixedly arranged on the surface of one side of the angle scale 2, a first measuring rod 4 and a second measuring rod 5 are arranged in the circle center of one side of the angle scale 2 through hinges, one ends of the first measuring rod 4 and the second measuring rod 5 are fixedly connected, the other side of the angle scale 2 is respectively and fixedly connected with a first radius rod 20 and a second radius rod 21, the first radius rod 20 and the second radius rod 21 are positioned on the same straight line, the first measuring rod 4, the second measuring rod 5, the first radius rod 20 and the second radius rod 21 respectively comprise a telescopic pipe 23 and a measuring scale 6, the measuring scale 6 is movably inserted in the inner cavity of the telescopic pipe 23, one ends of the first measuring rod 4 and the second measuring rod 5 are respectively and fixedly connected with a supporting pore diameter head 9, the measuring scale 6 and one side of the measuring frame 1 are both fixedly provided with scale marks 8.

The aperture supporting head 9 comprises a sleeve 11, the sleeve 11 is fixed at one end of the first measuring rod 4 and one end of the second measuring rod 5, and a first expansion rod 12 and a second expansion rod 13 are respectively slidably mounted at two sides of an inner cavity of the sleeve 11.

Measure frame 1 and include a pole 14 and No. two poles 15, and scale mark 8 is located and is located a pole 14 one side, and a pole 14 activity is pegged graft in No. two 15 inner chambers of poles, and a pole 14, an expansion rod 12, No. two expansion rods 13 and dipperstick 6 one side have all been seted up gear groove 7, and an expansion rod 12 and No. two expansion rods 13 are for falling "L" type and "L" type respectively.

One side of the gear groove 7 is engaged with a gear shaft 10, one end of the gear shaft 10 is inserted with a handle 17, and the handle 17 penetrates through the telescopic pipe 23, the sleeve pipe 11 and one side wall of the inner cavity of the second rod 15 respectively.

A locking block 18 is installed on one side of the inner cavity of the measuring frame 1, the locking block 18 is located in the inner cavity of the second rod 15, the locking block 18 is located on one side of the gear shaft 10 of the inner cavity of the second rod 15, a locking groove 19 is formed in one side of the locking block 18, a push-pull rod 22 is inserted into one end of the locking block 18, and the push-pull rod 22 penetrates through the second rod 15 in an inserting mode.

When the flange body 3 is in operation, the measuring frame 1 is positioned at one side of the flange body 3 during measurement, then the handle 17 at one side of the measuring frame 1 is rotated to rotate the gear shaft 10 at one side of the first rod 14, so as to drive the first rod 14 to ascend and descend vertically, after the height is determined, the push-pull rod 22 is pushed to enable the locking groove 19 of the locking block 18 at one end of the push-pull rod to be just fit and clamped with the gear shaft 10 in the inner cavity of the second rod 15, and locking is carried out, so that whether the circle center of the angle disc 2 is consistent with the known circle center height of the flange body 3 or not is determined according to the scale line 8 at one side of the first rod 14, the circle centers of the first rod and the second rod are positioned at the same height, then the measuring scale 6 in the inner cavity of the first rod is extended or shortened by rotating the handle 17 at one side of the first rod 20 and the second rod 21, so that the measuring scale 6 in the, and the centre of a circle of the angle scale 2 and the flange body 3 are at the same height, so the first radius rod 20 and the second radius rod 21 are supported in the inner cavity of the flange body 3 and the diameter of the corresponding inner cavity, if the scale positions of the measuring scale 6 of the inner cavities of the first radius rod 20 and the second radius rod 21 are consistent but one end of the measuring scale is not customized in the inner cavity of the flange body 3, the centre of a circle of the angle scale 2 and the centre of a circle of the flange body 3 are not at the same height, the adjustment is needed, finally the first measuring rod 4 and the second measuring rod 5 are rotated to be positioned on an angle line 16 on the surface of one side of the angle scale 2 after the error is determined, then the gear shaft 10 of the handle 17 is rotated to drive the measuring scale 6 provided with the gear groove 7 to move back and forth, the aperture supporting head 9 at one end of the handle is positioned at one end of the flange hole of the flange body 3 and is pressed down in the inner cavity, and then the handle 17 at, the gear shaft 10 in the inner cavity of the sleeve 11 is enabled to rotate to drive the first expansion rod 12 and the second expansion rod 13 to be supported on the flange hole of the flange body 3, the length of the first expansion rod 12 and the second expansion rod 13 supported in the inner cavity of the flange hole is just equal to the diameter length of the flange hole, the first measuring rod 4 and the second measuring rod 5 are pulled outwards along the rotating shaft at the circle center of the angle scale 2 after the determination, the first expansion rod 12 and the second expansion rod 13 are enabled to leave the inner cavity of the flange hole, then the first expansion rod 12 and the second expansion rod 13 are rotated on an angle line 16 of forty-five degrees or ninety degrees and then pressed down, and after the rotation, the first expansion rod 12 and the second expansion rod 13 are found to be incapable of being positioned in the inner cavity of the next group of flange holes, which indicates that the next group of flange holes is not positioned.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The phrase "comprising a defined element does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an aperture measuring device is used in flange processing, is equipped with flange body (3) including measuring frame (1) and flange body (3), measuring frame (1) one side, its characterized in that: an angle scale (2) is fixedly installed on one side of the top of the measuring frame (1), an angle line (16) is fixedly arranged on the surface of one side of the angle scale (2), a first measuring rod (4) and a second measuring rod (5) are installed at the circle center of one side of the angle scale (2) through hinges, one end of the first measuring rod (4) is fixedly connected with one end of the second measuring rod (5), the other end of the angle scale (2) is fixedly connected with a first radius rod (20) and a second radius rod (21) respectively, the first radius rod (20) and the second radius rod (21) are located on the same straight line, the first measuring rod (4), the second measuring rod (5), the first radius rod (20) and the second radius rod (21) respectively comprise a telescopic pipe (23) and a measuring scale (6), the measuring scale (6) is movably inserted into the inner cavity of the telescopic pipe (23), and one end of the first measuring rod (4) and the second measuring rod (5) is fixedly connected with a pore diameter supporting head (9), scale marks (8) are fixedly arranged on one sides of the measuring scale (6) and the measuring frame (1).

2. The aperture measuring device for flange processing according to claim 1, wherein: the aperture support head (9) comprises a sleeve (11), the sleeve (11) is fixed at one end of a measuring rod (4) and one end of a second measuring rod (5), and a first expansion rod (12) and a second expansion rod (13) are respectively slidably mounted on two sides of an inner cavity of the sleeve (11).

3. The aperture measuring device for flange processing according to claim 2, wherein: measure frame (1) including a pole (14) and No. two pole (15), and scale mark (8) are located and are located a pole (14) one side, a pole (14) activity is pegged graft in No. two pole (15) inner chambers, gear groove (7) have all been seted up to a pole (14), an expansion rod (12), No. two expansion rod (13) and dipperstick (6) one side, and an expansion rod (12) and No. two expansion rod (13) are "L" type and "L" type of falling respectively.

4. The aperture measuring device for flange processing according to claim 3, wherein: one side of the gear groove (7) is connected with a gear shaft (10) in a meshed mode, one end of the gear shaft (10) is connected with a handle (17) in an inserted mode, and the handle (17) penetrates through the telescopic pipe (23), the sleeve pipe (11) and one side wall of an inner cavity of the second rod (15) respectively.

5. The aperture measuring device for flange processing according to claim 1, wherein: the measuring rack is characterized in that a locking block (18) is installed on one side of the inner cavity of the measuring rack (1), the locking block (18) is located in the inner cavity of the second rod (15), the locking block (18) is located on one side of a gear shaft (10) in the inner cavity of the second rod (15), a locking groove (19) is formed in one side of the locking block (18), a push-pull rod (22) is inserted into one end of the locking block (18), and the push-pull rod (22) penetrates through the inserted second rod (15).