CN218994254U - Adjustable inner diameter belt meter measuring device - Google Patents

Abstract

The utility model belongs to the technical field of measuring device and specifically relates to an inside diameter area table measuring device with adjustable, it includes micrometer and locating pin, still includes chord plate, connecting plate and measuring mechanism, the chord plate with adjustment mechanism connects the both ends of connecting plate, the length direction of chord plate with the length direction mutually perpendicular of connecting plate, the locating pin is provided with two, the locating pin with the axis of connecting plate is the symmetry hub connection on the both ends of connecting plate, measuring mechanism includes gauge head and amesdial, the connecting plate is kept away from the one end of connecting plate is connected with the support, the amesdial is connected on the support, gauge head sliding connection is in on the support, the gauge head is located two on the central line of locating pin, the amesdial is connected on the support, the measuring staff of amesdial with the gauge head linkage. The present application has the effect of improving the efficiency of the inside diameter measurement.

Description

Adjustable inner diameter belt meter measuring device

Technical Field

The application relates to the field of measuring devices, in particular to an adjustable inner diameter belt meter measuring device.

Background

In the mechanical industry, there are many workpieces provided with circular holes, and in order to improve the accuracy of assembly between the workpieces, it is often necessary to measure the inside diameter of the circular holes in the workpieces.

The Chinese patent with the bulletin number of CN208187312U discloses a tire inner diameter measuring device, which comprises a sample, two dial indicators and an inner diameter measuring tool, wherein the two dial indicators and the inner diameter measuring tool are arranged on a meter frame, the inner diameter measuring tool is formed by welding a steel pipe, a positioning right angle plate, a meter frame and a trapezoid support, one end of the steel pipe is welded with the positioning right angle plate, the other end of the steel pipe is called a measuring end, a spring seat, a spring and a sliding column are arranged in the steel pipe, the spring is arranged between the spring seat and the sliding column, the spring can push the sliding column to slide in the steel pipe, and the dial indicators are connected with the sliding column through a connecting rod.

When the measuring device is used for measuring the inner diameter, a user holds the steel tube at the measuring end of the measuring tool by hand, the thumb pushes the steel tube sliding spring forwards to be compressed, and the sliding column is connected with the connecting rod, so that the connecting rod drives the dial indicator to move, the dial indicator measuring rod is retracted, after the inner diameter measuring tool is put on a sample, the sliding column is loosened, the spring pushes the sliding column to reset, so that the connecting rod is reset, the dial indicator measuring rod stretches out to measure, when the inner diameter is measured, the operator needs to swing the measuring end of the inner diameter measuring tool to a small extent left and right, the diameter direction of the sample is searched, the circle centers of the connecting rod, the measuring rod and the sample are collinear, the inner diameter value of the sample can be obtained, the inconvenience in the inner diameter measuring process is caused, and the inner diameter measuring efficiency is reduced.

Disclosure of Invention

In order to improve the efficiency of internal diameter measurement, the application provides an adjustable internal diameter belt meter measuring device.

The application provides an adjustable internal diameter area table measuring device adopts following technical scheme:

the utility model provides an inside diameter area table measuring device with adjustable, includes micrometer and locating pin, still includes chord plate, connecting plate and measuring mechanism, the chord plate with adjustment mechanism connects the both ends of connecting plate, the length direction of chord plate with the length direction mutually perpendicular of connecting plate, the locating pin is provided with two, the locating pin with the axis of connecting plate is the symmetry hub connection on the both ends of connecting plate, measuring mechanism includes gauge head and amesdial, the connecting plate is kept away from the one end of connecting plate is connected with the support, the amesdial is connected on the support, gauge head sliding connection is in on the support, the gauge head is located two on the central line of locating pin, the amesdial is connected on the support, the measuring rod of amesdial with the gauge head linkage.

Through adopting above-mentioned technical scheme, because two locating pins are located the chord length of hole cross-section, the distance between two locating pins is fixed, and the gauge head is located the midline of two locating pins, places the locating pin in the sample, and the locating pin offsets with the sample downthehole wall, and the side head is located the midline on the chord length promptly, and the gauge head is located same straight line with the center of round hole cross-section to the centre of a circle of finding the sample cross-section that can be convenient removes the gauge head, makes gauge head and the downthehole wall of sample offset, thereby the operator of being convenient for measures the internal diameter, has improved internal diameter measurement's efficiency.

Optionally, be provided with the sliding tray on the support, the sliding tray runs through the both ends of support, the gauge head is in through slider sliding connection in the sliding tray, the slider is in through cross roller guide rail sliding connection on the support, the gauge head is connected the slider is kept away from one side of support, the amesdial is connected the one end of slider.

Through adopting above-mentioned technical scheme, link together mount pad and slider through cross roller guide rail, improved the stability of slider when sliding.

Optionally, the connecting plate is connected with the screw rod in a rotating way, the axial direction of the screw rod is along the length direction of the sliding groove, and the screw rod is in threaded fit with the sliding block.

Through adopting above-mentioned technical scheme, when removing the slider, rotate the screw rod, the screw rod rotates to be connected on the connecting plate, and the screw rod can not follow the length direction of screw rod when rotating and remove, slider and screw rod screw-thread fit, and during the screw rod rotation, the slider removes along the length direction of screw rod to be convenient for remove the slider.

Optionally, one end of the screw rod, which is far away from the sliding block, is connected with a torsion block, the torsion block is provided with a bump, and the bump is provided with a plurality of bumps.

Through adopting above-mentioned technical scheme, when rotating the screw rod, rotate and turn round the piece, turn round the piece and drive the screw rod rotation, turn round and be provided with the lug on the piece, increased the operator and turned round the frictional force between the piece with turning round the hand when turning round the piece, be convenient for the operator rotate turn round the piece.

Optionally, the support is connected with a protective cover, and the measuring rod of the micrometer is located in the protective cover.

Through adopting above-mentioned technical scheme, the measuring staff of micrometer is located the protection casing, and the protection casing protects the measuring staff of supporting pole and micrometer, makes when measuring the internal diameter to provide the protection to the measuring staff of micrometer.

Optionally, one end that the protection casing kept away from the support is connected with a clamp section of thick bamboo, the clamp section of thick bamboo is kept away from be provided with open groove on the lateral wall of one end of protection casing, open groove is provided with a plurality of, a plurality of open groove with the axle center of clamp section of thick bamboo is the central circumference array on the clamp section of thick bamboo, the cover is equipped with U type clamp on the clamp section of thick bamboo, the inboard arc portion of U type clamp with clamp section of thick bamboo laminating, two risers of U type clamp link together through clamp bolt and clamp nut, clamp bolt threaded connection is in on one riser of U type clamp, clamp bolt runs through two risers of U type clamp, clamp nut threaded connection is in clamp bolt passes the one end of the riser of U type clamp, clamp nut with the riser of U type clamp supports tightly.

Through adopting above-mentioned technical scheme, when installing the amesdial, insert the amesdial measuring end earlier and press from both sides a section of thick bamboo, be provided with open slot on the lateral wall of pressing from both sides a section of thick bamboo, thereby the opening diameter that one end was kept away from to the clamp section of thick bamboo was changeable, make a section of thick bamboo can match with the amesdial of equidimension, when the amesdial was inserted a clamp section of thick bamboo, the measuring end of amesdial kept away from the opening of one end of protection casing with a clamp section of thick bamboo struts, the inside wall and the measuring end of amesdial are hugged closely, then establish the U type clamp cover on a clamp section of thick bamboo, make the inboard arc portion of U type clamp laminate with a clamp section of thick bamboo, then rotate the clamp bolt and make the clamp bolt pass two risers of U type clamp, then establish the clamp nut cover on the clamp bolt, rotate clamp nut makes clamp nut and U type clamp riser support tightly, thereby make a clamp section of thick bamboo be pressed from both sides in the U type clamp, the measuring end of amesdial is pressed from both sides in a clamp section of thick bamboo.

Optionally, the two clamping rings form a clamping cylinder, threads are arranged on the outer wall of the clamping cylinder, threads are arranged on the inner wall of the protective cover, and the clamping cylinder is in threaded connection with the protective cover.

Through adopting above-mentioned technical scheme, install the amesdial behind the clamp section of thick bamboo, rotatory clamp section of thick bamboo, with clamp section of thick bamboo threaded connection on the protective cover, made things convenient for the installation and the dismantlement of amesdial.

Optionally, a handle is connected to the connecting plate.

By adopting the technical scheme, an operator holds the handle when moving the connecting plate, so that the operator can conveniently move the connecting plate, and the connecting plate can be conveniently moved to measure the position of the inner diameter of the sample.

Optionally, one end that the screw rod was kept away from the slider is connected with driven gear, be provided with the hole on the connecting plate, the hole is located the handle below, it is connected with the driving gear to rotate on the handle, the driving gear with driven gear passes through the chain linkage, the chain runs through the hole, the chain with driving gear meshing, the chain with driven gear meshing.

Through adopting above-mentioned technical scheme, when removing the slider, the dwang is rotated, and the dwang drives the driving gear and rotates, chain and driving gear meshing, chain and driven gear meshing to driven gear and driving gear syntropy rotate, driven gear rotates and drives the screw rod and rotate, and the slider removes along the length direction of screw rod, and the locating strip removes along the constant head tank in the constant head tank, and the connecting rod rotates to be connected on the handle, and the operator of being convenient for rotates the dwang, drives the slider and removes, thereby has made things convenient for the operator to measure the internal diameter, has improved internal diameter measurement's efficiency.

In summary, the present application includes at least one of the following beneficial technical effects:

1. because the two locating pins are positioned on the chord length of the inner hole section, the distance between the two locating pins is fixed, the measuring head is positioned on the middle line of the two locating pins, the locating pins are placed in the sample piece, the locating pins are propped against the inner wall of the sample piece hole, namely, the side heads are positioned on the middle line of the chord length, and the measuring head and the center of the round hole section are positioned on the same straight line, so that the center of the sample piece section can be conveniently found, the measuring head is moved, and the measuring head is propped against the inner wall of the sample piece hole, thereby being convenient for operators to measure the inner diameter, and improving the efficiency of inner diameter measurement;

2. when the sliding block is moved, the screw rod is rotated and connected to the connecting plate, the screw rod cannot move along the length direction of the screw rod when rotating, the sliding block is in threaded fit with the screw rod, and when the screw rod rotates, the sliding block moves along the length direction of the screw rod, so that the sliding block is convenient to move;

3. when the screw rod is rotated, the torsion block is rotated to drive the screw rod to rotate, the torsion block is provided with a convex block, friction between the hand and the torsion block when an operator rotates the torsion block is increased, and the operator can conveniently rotate the torsion block.

Drawings

FIG. 1 is a schematic structural diagram of an adjustable inner diameter belt meter measuring device according to embodiment 1 of the present application;

FIG. 2 is a schematic view of the positional relationship between the chord and the dowel in embodiment 1 of the present application;

FIG. 3 is a schematic view showing the positional relationship between the clamp cylinder and dial indicator in embodiment 1 of the present application;

FIG. 4 is a cross-sectional view taken along the direction A-A of FIG. 3;

fig. 5 is a schematic view showing the positional relationship between the handle and the driving gear in embodiment 2 of the present application.

Reference numerals illustrate: 1. a chord plate; 2. a positioning pin; 3. a connecting plate; 4. measuring head; 5. a supporting rod; 6. a dial gauge; 7. a handle; 8. a fixed block; 9. a screw; 10. twisting blocks; 11. a chain; 12. a support; 13. a sliding groove; 14. a cross roller guide rail; 15. a mounting groove; 16. a mounting block; 17. a slide block; 18. a protective cover; 19. a sample; 20. a protective cover; 21. a clamping cylinder; 22. an open groove; 23. a U-shaped clamp; 24. clamping a bolt; 25. clamping a nut; 26. a cantilever; 27. a rotating lever; 28. a rotating block; 29. a drive gear; 30. a driven gear.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The embodiment of the application discloses an adjustable inner diameter belt meter measuring device.

Example 1

Referring to fig. 1, an adjustable inner diameter belt gauge measuring device comprises a chord plate 1, a locating pin 2, a connecting plate 3, a measuring head 4, a supporting rod 5 and a dial indicator 6.

Referring to fig. 1 and 2, one side of the connecting plate 3 is connected with a handle 7, the other side is provided with a mounting groove 15, the chord plate 1 is connected with a mounting block 16, the mounting block 16 is connected to the connecting plate 3, one side of the mounting block 16 away from the chord plate 1 is fixedly connected in the mounting groove 15, the length direction of the connecting plate 3 is mutually perpendicular to the length direction of the chord plate 1, the center of the chord plate 1 is positioned on the central axis of the connecting plate 3, two positioning pins 2 are arranged, and the two positioning pins 2 are connected to the side wall of the chord plate 1 away from the connecting plate 3 by taking the axis of the chord plate 1 as a symmetrical axis.

Referring to fig. 2, a screw 9 is rotatably connected to the connection plate 3 through a fixing block 8, the fixing block 8 is connected to the connection plate 3, the fixing block 8 is fixedly connected to the installation groove 15, the screw 9 is arranged along the length direction of the connection plate 3, the screw 9 penetrates through the fixing block 8 and is rotatably connected to the fixing block 8, one end of the screw 9 is connected with a torsion block 10, a plurality of protruding blocks are arranged on the torsion block 10, and one end of the screw 9, far away from the torsion block 10, is in threaded connection with a sliding block 17.

Referring to fig. 2, one end of the connecting plate 3 far away from the chord plate 1 is connected with a support 12, the support 12 is fixedly connected in a mounting groove 15, the support 12 and the chord plate 1 are connected on the same side of the connecting plate 3, a fixed block 8 is positioned between the support 12 and the chord plate 1, a sliding groove 13 is arranged on the support 12, the sliding groove 13 penetrates through two ends of the support 12, the support 12 is in sliding connection with a sliding block 17 through a crossed roller guide rail 14, a measuring head 4 is connected on one side of the sliding block 17 far away from the support 12, the measuring head 4 is positioned on the central line of two positioning pins 2, a supporting rod 5 is fixedly connected on one end of the sliding block 17 far away from a screw 9, a dial indicator 6 is connected on one end of the support 12 close to the supporting rod 5, and the supporting rod 5 is in conflict with a measuring rod of the dial indicator 6.

Referring to fig. 1 and 2, a protective cover 18 is connected to the support 12, a side wall of the protective cover 18 away from the support 12 is located on the same plane as a side wall of the chord plate 1 away from the connecting plate 3, a sliding opening is formed in the protective cover 18, the length direction of the sliding opening is consistent with the length direction of the sliding groove 13, the measuring head 4 penetrates through the sliding opening, the protective cover 18 is connected to the support 12, and the supporting rod 5 and the measuring rod of the dial indicator 6 are located between the protective cover 20 and the support 12.

Referring to fig. 2, 3 and 4, one end of the support 12, which is close to the supporting rod 5, is connected with a protective cover 20, the supporting rod 5 and a measuring rod of the micrometer are located in the protective cover 20, one end of the protective cover 20, which is far away from the support 12, is connected with a clamping cylinder 21, threads are arranged on the inner wall of the protective cover 20, threads are arranged on the outer wall of the clamping cylinder 21, the clamping cylinder 21 is connected with the protective cover 20 in a threaded manner, open grooves 22 are arranged on the side wall of one end of the clamping cylinder 21, which is far away from the protective cover 20, four open grooves 22 are arrayed on the clamping cylinder 21 in a circumferential manner by taking the axis of the clamping cylinder 21 as the center, a U-shaped clamp 23 is sleeved on the clamping cylinder 21, an arc-shaped part on the inner side of the U-shaped clamp 23 is attached to the clamping cylinder 21, two vertical plates of the U-shaped clamp 23 are connected together through a clamping bolt and a clamping nut 25, the clamping bolt penetrates through the two vertical plates of the U-shaped clamp 23, the clamping nut 25 is connected with one end of the vertical plate of the clamping bolt, and the clamping nut 25 penetrates through the vertical plate of the U-shaped clamp 23, and the U-shaped clamp 23 is tightly abutted against the vertical plate.

The implementation principle of the embodiment 1 is as follows: the inner diameter of a sample piece 19 is measured, the side wall of the chord plate 1 and the protective cover 20, which is far away from the connecting plate 3, is placed on the end surface of the sample piece 19, which is provided with a round hole, and the measuring head 4 and the two locating pins 2 are placed in the round hole, the side wall of the protective cover 20, which is far away from the support 12, and the side wall of the chord plate 1, which is far away from the connecting plate 3, are positioned on the same plane, so that the chord plate 1 and the protective cover 20 can be attached to the end surface of the sample piece 19, the handle 7 is held, the connecting plate 3 is pushed, the two locating pins 2 are abutted against the inner side wall of the round hole, then the torsion block 10 is rotated, the torsion block 10 drives the screw 9 to rotate, the sliding block 17 moves on the support along the length direction of the screw 9 through the crossed roller guide rail 14 until the measuring head 4 is abutted against the inner wall of the round hole, and then the supporting rod 5 is abutted against the measuring rod of the micrometer, thereby displaying the actual value of the inner diameter of the round hole, and when an operator measures the inner diameter, the chord length fixed by the two locating pins 2 and the side head positioned on the middle line of the locating pins 2 can be convenient for finding the center of the section of the round hole, thus the inner diameter of the sample piece 19, and the inner diameter is convenient to measure.

Example 2

Referring to fig. 5, the difference between this embodiment and embodiment 1 is that the side wall of the handle 7 facing the connecting plate 3 is connected with a cantilever 26, the cantilever 26 is rotatably connected with a rotating rod 27, the rotating rod 27 penetrates through the cantilever 26, one end of the rotating rod 27 penetrating through the cantilever 26 is connected with a rotating block 28, the rotating rod 27 is coaxially and fixedly connected with a driving gear 29, the rotating rod 27 penetrates through the driving gear 29, one end of the screw 9 far away from the sliding block 17 is connected with a driven gear 30, the connecting plate 3 is provided with a through hole, the through hole is located below the handle 7, the driving gear 29 is linked with the driven gear 30 through a chain 11, the chain 11 penetrates through the through hole, and the chain 11 is sleeved on the driving gear 29 and the driven gear 30 and meshed with the driving gear 29 and the driven gear 30.

The implementation principle of the embodiment 2 is as follows: when the sliding block 17 is moved, the rotating block 28 is rotated, the rotating block 28 drives the rotating rod 27 to rotate, the rotating rod 27 drives the driving gear 29 to rotate, the chain 11 is meshed with the driving gear 29, and the chain 11 is meshed with the driven gear 30, so that the driven gear 30 and the driving gear 29 rotate in the same direction, the driven gear 30 rotates to drive the screw 9 to rotate, the sliding block 17 moves along the length direction of the screw 9, the rotating block 28 is rotationally connected to the handle 7, and an operator can conveniently rotate the rotating block 28 to drive the sliding block 17 to move, so that the inner diameter measurement of the operator is facilitated, and the inner diameter measurement efficiency is improved.

Claims (9)

1. The utility model provides an inside diameter area table measuring device with adjustable, includes micrometer and locating pin (2), its characterized in that: still include chord plate (1), connecting plate (3) and measuring mechanism, chord plate (1) and measuring mechanism connect the both ends of connecting plate (3), the length direction of chord plate (1) with the length direction mutually perpendicular of connecting plate (3), locating pin (2) are provided with two, locating pin (2) use the axis of connecting plate (3) is the symmetry hub connection on the both ends of connecting plate (3), measuring mechanism includes gauge head (4) and amesdial (6), connecting plate (3) are kept away from the one end of connecting plate (3) is connected with support (12), gauge head (4) sliding connection is in on support (12), gauge head (4) are located two on the central line of locating pin (2), amesdial (6) are connected on support (12), the measuring rod of amesdial (6) with gauge head (4) linkage.

2. An adjustable inner diameter belt gauge measuring device according to claim 1, wherein: be provided with sliding tray (13) on support (12), sliding tray (13) run through the both ends of support (12), gauge head (4) are in through slider (17) sliding connection in sliding tray (13), slider (17) are in through cross roller guide (14) sliding connection on support (12), gauge head (4) are connected slider (17) are kept away from one side of support (12), amesdial (6) are connected one end of slider (17).

3. An adjustable inner diameter belt gauge measuring device according to claim 2, wherein: the connecting plate (3) is rotationally connected with a screw rod (9), the axial direction of the screw rod (9) is arranged along the length direction of the sliding groove (13), and the screw rod (9) is in threaded fit with the sliding block (17).

4. An adjustable inner diameter belt gauge measuring device according to claim 3, wherein: one end of the screw rod (9) far away from the sliding block (17) is connected with a torsion block (10), the torsion block (10) is provided with a plurality of protruding blocks, and the protruding blocks are provided with a plurality of protruding blocks.

5. An adjustable inner diameter belt gauge measuring device according to claim 1, wherein: one end of the support (12) close to the supporting rod (5) is connected with a protective cover (20), and the supporting rod (5) and the measuring rod of the micrometer are located in the protective cover (20).

6. The adjustable inner diameter belt gauge measuring device of claim 5, wherein: the utility model discloses a U type clamp, including support (12) and U type clamp, protection casing (20) are kept away from one end of support (12) is connected with a clamp section of thick bamboo (21), a clamp section of thick bamboo (21) are kept away from be provided with open groove (22) on the lateral wall of one end of protection casing (20), open groove (22) are provided with a plurality of, a plurality of open groove (22) use the axle center of clamp section of thick bamboo (21) is the circumference array is in on a clamp section of thick bamboo (21), the cover is equipped with U type clamp (23) on a clamp section of thick bamboo (21), the inboard arc of U type clamp (23) with clamp section of thick bamboo (21) laminating, two risers of U type clamp (23) are in through clamp bolt and clamp nut (25), clamp bolt threaded connection is in on one riser of U type clamp (23), clamp bolt runs through two risers of U type clamp (23), clamp nut (25) threaded connection is in clamp one end of riser of U type clamp (23).

7. The adjustable inner diameter belt gauge measuring device of claim 6, wherein: the outer wall of the clamping cylinder (21) is provided with threads, the inner wall of the protective cover (20) is provided with threads, and the clamping cylinder (21) is in threaded connection with the protective cover (20).

8. An adjustable inner diameter belt gauge measuring device according to claim 3, wherein: the connecting plate (3) is connected with a handle (7).

9. The adjustable inner diameter belt gauge measuring device of claim 8, wherein: one end of the screw rod (9) away from the sliding block (17) is connected with a driven gear (30), a hole is formed in the connecting plate (3), the hole is formed in the lower portion of the handle (7), a driving gear (29) is rotationally connected to the handle (7), the driving gear (29) and the driven gear (30) are linked through a chain (11), the chain (11) penetrates through the hole, the chain (11) is meshed with the driving gear (29), and the chain (11) is meshed with the driven gear (30).

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