CN220136219U

CN220136219U - Novel internal gear stride stick distance detection device

Info

Publication number: CN220136219U
Application number: CN202320669559.8U
Authority: CN
Inventors: 黄志书
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-12-05
Anticipated expiration: 2033-03-30

Abstract

The utility model discloses a novel internal gear span bar distance detection device, which comprises a fixed rod and a dial indicator; the middle part of the fixed rod is vertically provided with a group of clamping blocks, the dial indicator is fixedly arranged between the clamping blocks, and the upper part of the clamping blocks is connected with a handle; a measuring rod is arranged in one end of the fixed rod in a sliding manner, the measuring rod is connected with a measuring ball I, a spring I with two ends respectively abutting against the measuring rod and the fixed rod is arranged in the fixed rod, a strip-shaped through hole is formed in the upper side of the fixed rod, a feedback rod penetrating through the strip-shaped through hole and matched with the dial indicator is arranged on the measuring rod, and a measuring ball II is arranged at the other end of the fixed rod; still include supporting mechanism, supporting mechanism is located the one end that the dead lever is close to the measuring stick, and supporting mechanism includes dog and vaulting pole, and the dog parallel cover is located on the dead lever, and the both ends of dog slide and are equipped with the vaulting pole, and the one end that the amesdial was kept away from to the vaulting pole is equipped with the spacing ring, and the cover is equipped with the spring two on the vaulting pole, and the both ends of spring two respectively with spacing ring, dog butt.

Description

Novel internal gear stride stick distance detection device

Technical Field

The utility model relates to the technical field of detection, in particular to a novel internal gear cross rod distance detection device.

Background

The internal gear is a common gear transmission part and plays a key role in planetary gear with large transmission ratio and speed reducer with small tooth difference. Therefore, the machining size and precision of the internal gear are very critical, and the span of the internal gear is more important size data for the design and manufacturing of the internal gear, and the measurement of the size is more important.

In the related art, common internal gear rod span measuring methods include:

1. the gear measuring center detection method is accurate and reliable in measurement, but needs high-value equipment and is not adopted in general.

2. The spring piece measuring rod clamping measuring method adopts two measuring rods, vernier calipers or micrometer and other simple measuring instruments to measure. The detection method is relatively simple and widely applied to the general mechanical manufacturing industry.

The general spring piece measuring rod clamping measurement mode is to place one measuring rod in any tooth slot of an inner gear, support the spring piece 3 with an arc groove on the measuring rod, insert the other measuring rod into the tooth slot on the other side of the inner gear, make the distance between the two measuring rods maximum, support the other measuring rod with the spring piece, make the two measuring rods stably fixed in the tooth slot of the inner gear, and measure the span size of the rods with vernier calipers or micrometer.

The measuring rod measuring method has the following technical defects:

1. the measuring bars are easy to fall off in the process of placing the measuring bars, in particular to a process of supporting one measuring bar by a spring piece, bending the spring piece into the other measuring bar and fixing the spring piece, and a person often makes errors in operation. The labor intensity is increased, and the measurement efficiency is reduced.

2. The measurement is prone to bias. After the measuring bars are fixed, the supporting force on the two measuring bars is insufficient due to insufficient elasticity of the spring piece, so that the measuring bars are easy to move and even slide in the measuring process, and the measurement of the span bar distance data is inaccurate or fails.

Therefore, a novel internal gear span rod distance detection device is provided to solve the defects existing at present.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a novel internal gear span rod distance detection device.

In order to solve the technical problems, the technical scheme provided by the utility model is that a novel internal gear span rod distance detection device comprises: comprises a fixed rod and a dial indicator;

the middle part of the fixed rod is vertically provided with a group of clamping blocks, the dial indicator is fixedly arranged between the clamping blocks, and the upper part of the clamping blocks is connected with a handle;

the measuring device comprises a fixing rod, a first measuring ball, a second measuring ball, a first spring, a second measuring ball, a first feedback rod, a second measuring ball, a first spring, a second spring, a first fixing rod, a second spring, a first spring and a second spring, wherein the first measuring ball is connected with the first measuring ball in a sliding mode, the first spring is connected with the first measuring ball, the second spring is connected with the second measuring ball in a sliding mode, the first spring is connected with the second measuring ball in a sliding mode, the second spring is connected with the first measuring ball in a sliding mode, the second measuring ball is connected with the second measuring ball, and the second measuring ball is connected with the second measuring ball in a sliding mode, and the second measuring ball is arranged on the first measuring ball, and the first measuring ball is arranged on the first measuring rod, and the second measuring rod is made to the first measuring rod to the;

still include supporting mechanism, supporting mechanism is located the one end that the dead lever is close to the measuring stick, supporting mechanism includes dog and vaulting pole, the dog parallel cover is located on the dead lever, the both ends of dog slide and are equipped with the vaulting pole, the one end that the amesdial was kept away from to the vaulting pole is equipped with the spacing ring, the cover is equipped with the spring two on the vaulting pole, the both ends of spring two respectively with spacing ring, dog butt.

As an improvement, the dial indicator is arranged at the lower position between the clamping blocks, the measuring rod of the dial indicator penetrates through one side of the clamping block to extend to the outer side, and the feedback rod is matched with the measuring rod of the dial indicator.

As an improvement, the measuring device further comprises a limiting rod, wherein the limiting rod is arranged between the feedback rod and the first measuring ball in a penetrating mode, two ends of the limiting rod penetrate through the fixing rod, and a sliding hole matched with the limiting rod is formed in the fixing rod.

As an improvement, the other end of the fixed rod is provided with a nut, the nut is in threaded connection with an adjusting rod, and the second measuring ball is connected with the adjusting rod.

As an improvement, the dog sets up perpendicularly with the clamp splice, and the one side dog of keeping away from the amesdial passes through the buckle to be fixed to be set up in the tip of dead lever, and opposite side dog and clamp splice butt just are connected with the clamp splice through the bolt.

As an improvement, one end of the stay bar, which is far away from the dial indicator, is provided with a supporting block with an arc-shaped outer side surface.

Compared with the prior art, the utility model has the advantages that: 1. the second adjustable measuring ball is arranged, so that detection of the rod span of the internal gears with different sizes can be met;

2. through the setting of both sides slidable vaulting pole and supporting shoe, guarantee the stability that the device supported, simultaneously owing to the setting of spring two, avoid the detection error that rigid contact caused, improve its measurement accuracy

3. Through the cooperation of the feedback mechanism and the dial indicator that have measuring ball I's measuring stick and feedback rod to form, realize measuring purpose, its overall structure design is ingenious, simple, and facilitate the use, can reduce operating personnel because of the influence factor of skill to measuring result.

Drawings

Fig. 1 is a schematic structural diagram of a novel internal gear span bar distance detection device.

Fig. 2 is a schematic diagram II of a novel internal gear span bar distance detection device.

Fig. 3 is a partial enlarged view at a in fig. 2.

Fig. 4 is a top view of a novel internal gear span detection device of the present utility model.

Fig. 5 is a cross-sectional view at B-B in fig. 4.

FIG. 6 is a state diagram of the novel internal gear span detection device.

As shown in the figure: 1. the fixing rod, 2, the dial indicator, 3, the clamp splice, 4, the handle, 5, the measuring rod, 6, the first measuring ball, 7, the first spring, 8, the strip through hole, 9, the feedback rod, 10, the second measuring ball, 11, the stop block, 12, the stay bar, 13, the limiting ring, 14, the second spring, 15, the limiting rod, 16, the slide hole, 17, the nut, 18, the adjusting rod, 19, the buckle, 20 and the support block.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the inventive embodiments generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

In the description of the embodiments of the utility model, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the utility model and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," "overhang" and the like, if any, do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the utility model, "plurality" represents at least 2.

In the description of the embodiments of the utility model, it should also be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the utility model will be understood by those skilled in the art according to the specific circumstances.

1-6, a novel internal gear span bar distance detection device comprises a fixed rod 1 and a dial indicator 2;

the fixed rod 1 is of a cylindrical structure, and in actual use, the fixed rod 1 can be structurally arranged according to actual use requirements so as to meet different use requirements.

Meanwhile, the two ends of the fixed rod 1 are hollow structures, so that the installation of the measuring rod 5 and the adjusting rod 18 is convenient.

The middle part of the fixed rod 1 is vertically provided with a group of clamping blocks 3, specifically, the clamping blocks 3 are arranged in parallel and a certain distance is arranged between the clamping blocks, so that an installation space of the dial indicator 2 is formed, and meanwhile, the arrangement of the handle 4 is convenient;

the dial indicator 2 is fixedly arranged between the clamping blocks 3, specifically, the dial indicator 2 is arranged at the lower part between the clamping blocks 3, and a measuring rod of the dial indicator 2 penetrates through one side of the clamping block 3 to extend to the outer side;

during implementation, the dial indicator 2 is further rotatably arranged between the clamping blocks 3, so that the dial indicator 2 can be rotated, and data can be conveniently read.

The upper part of the clamping block 3 is connected with a handle 4, so that the detection device can be conveniently taken and operated.

A measuring rod 5 is slidably arranged at one end of the fixed rod 1, the measuring rod 5 and the fixed rod 1 are coaxially arranged, the measuring rod 5 is connected with a measuring ball I6, and in the embodiment, the measuring ball I6 is a tungsten steel precise measuring ball so as to ensure measuring precision; the fixed rod 1 is internally provided with a first spring 7, two ends of which are respectively abutted to the measuring rod 5 and the fixed rod 1, and the first spring 7 is arranged to push the measuring rod 5 so as to ensure that the first measuring ball 6 is fully contacted with the internal gear, and meanwhile, the movement of the feedback rod 9 driven by the shaking of the measuring rod 5 is reduced, so that the detection result is influenced.

The utility model discloses a measuring device, including fixed lever 1, measuring rod 5, gauge 2, the fixed lever 1 upside is equipped with bar through-hole 8, be equipped with on the measuring rod 5 pass bar through-hole 8 and with gauge 2 complex feedback rod 9, feedback rod 9 and gauge 2's measuring rod cooperation.

In the concrete implementation, the strip-shaped through hole 8 ensures that the feedback rod 9 moves within a certain range, and simultaneously ensures that the measuring rod 5 moves within a certain range;

the measuring rod 5 is positioned between the feedback rod 9 and the first measuring ball 6 and is provided with a limiting rod 15 in a penetrating mode, two ends of the limiting rod 15 penetrate through the fixing rod 1, and the fixing rod 1 is provided with a sliding hole 16 matched with the limiting rod 15. The limiting rod 15 ensures to move along the sliding hole 16, so that the relative position of the measuring rod 5 in the fixed rod 1 is ensured, and meanwhile, the sliding hole 16 is also a strip-shaped hole, so that the measuring rod 5 can move in a certain range in the fixed rod 1.

The other end of the fixed rod 1 is provided with a second measuring ball 10, further, the other end of the fixed rod 1 is provided with a nut 17, the nut 17 is in threaded connection with an adjusting rod 18, and the second measuring ball 10 is connected with the adjusting rod 18; in this embodiment, the second measuring ball 10 is also a tungsten steel precision measuring ball, so as to ensure measurement accuracy.

In actual use, the second measuring ball 10 is adjustable, so that detection of the inter-rod distances of the internal gears with different sizes can be conveniently met;

still include supporting mechanism, supporting mechanism is located the one end that dead lever 1 is close to measuring stick 5, supporting mechanism includes dog 11 and vaulting pole 12, dog 11 parallel cover is located on the dead lever 1, specifically, dog 11 sets up perpendicularly with clamp splice 3, and one side dog 11 of keeping away from amesdial 2 passes through buckle 19 to be fixed to be set up in the tip of dead lever 1, and opposite side dog 11 and clamp splice 3 butt just are connected with clamp splice 3 through the bolt. The two ends of the stop block 11 are slidably provided with a supporting rod 12, one end, far away from the dial indicator 2, of the supporting rod 12 is provided with a limiting ring 13, a second spring 14 is sleeved on the supporting rod 12, and two ends of the second spring 14 are respectively abutted to the limiting ring 13 and the stop block 11.

Further, a supporting block 20 with an arc-shaped outer side surface is arranged at one end of the supporting rod 12 away from the dial indicator 2.

In actual use, the supporting rod 12 with the supporting block 20 can realize automatic adjustment of the position of the supporting block 20 through the arrangement of the second spring 14, so that the supporting effect of the supporting block 20 on the internal gear is met, meanwhile, the outer side surface of the supporting block 20 is arc-shaped, the contact with the internal gear can be ensured, and under the action of the second spring 14, the effective contact between the supporting block 20 and the internal gear can be ensured;

and the supporting rods 12 are symmetrically arranged on the two sides of the first measuring ball 6, so that the stability of the support is ensured, the phenomenon of supporting deflection can be effectively avoided, and the accuracy of detection is further ensured.

When the utility model is implemented, the detection device is firstly arranged in the standard internal gear, so that the dial indicator 2 is in a zeroing state.

Then the detection device is held by hand and placed in the internal gear to be detected, so that the measuring ball enters the corresponding position between the teeth on two sides of the internal gear, and the data of the dial indicator 2 are observed.

In the same way, in the use process of the detection device, the components in the device can be replaced according to different actual measurement product specifications so as to realize the detection of products with different specifications, and the operation is convenient and simple.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims

1. Novel stick is striden to internal gear detects device, its characterized in that: comprises a fixed rod (1) and a dial indicator (2);

the middle part of the fixed rod (1) is vertically provided with a group of clamping blocks (3), the dial indicator (2) is fixedly arranged between the clamping blocks (3), and the upper part of the clamping blocks (3) is connected with a handle (4);

the measuring device comprises a fixed rod (1), and is characterized in that a measuring rod (5) is slidably arranged in one end of the fixed rod (1), the measuring rod (5) is connected with a measuring ball I (6), a spring I (7) with two ends respectively abutted to the measuring rod (5) and the fixed rod (1) is arranged in the fixed rod (1), a strip-shaped through hole (8) is formed in the upper side of the fixed rod (1), a feedback rod (9) penetrating through the strip-shaped through hole (8) and matched with a dial indicator (2) is arranged on the measuring rod (5), and a measuring ball II (10) is arranged at the other end of the fixed rod (1);

still include supporting mechanism, supporting mechanism is located the one end that dead lever (1) is close to measuring stick (5), supporting mechanism includes dog (11) and vaulting pole (12), on dead lever (1) are located to dog (11) parallel cover, the both ends slip of dog (11) are equipped with vaulting pole (12), the one end that amesdial (2) was kept away from to vaulting pole (12) is equipped with spacing ring (13), the cover is equipped with spring two (14) on vaulting pole (12), the both ends of spring two (14) respectively with spacing ring (13), dog (11) butt.

2. The novel internal gear span bar detection device according to claim 1, wherein: the clamping blocks (3) are arranged in parallel, and a certain distance is arranged between the clamping blocks and the clamping blocks.

3. The novel internal gear span bar detection device according to claim 1, wherein: the dial indicator (2) is arranged at the lower position between the clamping blocks (3), a measuring rod of the dial indicator (2) penetrates through one side of the clamping blocks (3) to extend to the outer side, and the feedback rod (9) is matched with the measuring rod of the dial indicator (2).

4. The novel internal gear span bar detection device according to claim 1, wherein: still include gag lever post (15), measuring stick (5) are located and wear to be equipped with gag lever post (15) between feedback pole (9) and the first (6) of measuring ball, dead lever (1) are passed at the both ends of gag lever post (15), be equipped with on dead lever (1) with gag lever post (15) cooperation slide hole (16).

5. The novel internal gear span bar detection device according to claim 1, wherein: the other end of the fixed rod (1) is provided with a nut (17), the nut (17) is in threaded connection with an adjusting rod (18), and the measuring ball II (10) is connected with the adjusting rod (18).

6. The novel internal gear span bar detection device according to claim 1, wherein: the stop block (11) is perpendicular to the clamping block (3), one side of the stop block (11) far away from the dial indicator (2) is fixedly arranged at the end part of the fixed rod (1) through the buckle (19), and the other side of the stop block (11) is in butt joint with the clamping block (3) and is connected with the clamping block (3) through a bolt.

7. The novel internal gear span bar detection device according to claim 1, wherein: one end of the supporting rod (12) far away from the dial indicator (2) is provided with a supporting block (20) with an arc-shaped outer side surface.