CN216668532U - Auxiliary testing tool for straight gear multistage transmission experiment - Google Patents
Auxiliary testing tool for straight gear multistage transmission experiment Download PDFInfo
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- CN216668532U CN216668532U CN202123221343.5U CN202123221343U CN216668532U CN 216668532 U CN216668532 U CN 216668532U CN 202123221343 U CN202123221343 U CN 202123221343U CN 216668532 U CN216668532 U CN 216668532U
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Abstract
本实用新型涉及教学用具技术领域，尤其涉及一种直齿轮多级传动实验辅助检具，包括间隙测量部、间距传动部、行程底座、从动轮夹持机构和平行检具，使用从动轮夹持机构中的从动轮与主动轮啮合测试，通过使用平行检具同时套设装夹主动轮和从动轮保证传动的平行度，测试者转动间隙测量部上的刻度手轮，在间距传动部的驱使下从动轮接近主动轮，调节过程中通过丝杠止动机构锁定丝杠动作，此时行程标尺可以展示轴间距的大小，通过刻度手轮与刻度指针可以获取啮合间隙数据，从动轮夹持机构可配装不同规格的从动轮，检具装夹简单，且可脱开或伴随运动，具有紧凑性和轻量化特点，有效地提高了检测效率。
The utility model relates to the technical field of teaching utensils, in particular to a spur gear multi-stage transmission experiment auxiliary inspection tool, which comprises a gap measurement part, a distance transmission part, a travel base, a driven wheel clamping mechanism and a parallel inspection tool, which is clamped by a driven wheel. The meshing test between the driven wheel and the driving wheel in the mechanism is to ensure the parallelism of the transmission by using the parallel inspection tool to clamp the driving wheel and the driven wheel at the same time. The lower driven wheel is close to the driving wheel, and the action of the screw is locked by the screw stop mechanism during the adjustment process. At this time, the stroke scale can display the size of the shaft spacing, and the meshing gap data can be obtained through the scale handwheel and scale pointer. The driven wheel clamping mechanism It can be equipped with driven wheels of different specifications, the inspection tool is simple to clamp, and can be disengaged or accompanied by movement. It has the characteristics of compactness and light weight, and effectively improves the inspection efficiency.
Description
Technical Field
The utility model relates to the technical field of teaching articles, in particular to a straight gear multistage transmission experiment auxiliary detection tool.
Background
In the multi-stage transmission experiment of the course 'mechanical design' in this department, the core content is the assembly and adjustment of a straight gear, and the related knowledge points are the measurement of the tooth flank clearance and the measurement and adjustment of the meshing clearance. The discovery in the experimentation, even if go on according to the standard, but still difficult to avoid the maloperation, the interaxial distance of adjustment main and driven shaft, when the interval is close to suitably, need measure the meshing clearance value with the percentage table to judge whether the interaxial distance adjusts and targets in place, and operation process has unavoidable factor to make the driven gear assembly not target in place, and need repeatedly measure and adjust the clearance value of meshing gear, when having wasted a lot of experiments.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a straight gear multistage transmission experiment auxiliary detection tool, and aims to solve the technical problems that an existing multistage transmission experiment teaching aid is poor in use experience and complex in operation mode.
In order to achieve the purpose, the auxiliary testing fixture for the straight gear multistage transmission experiment comprises a gap measuring part, an interval transmission part, a stroke base, a driven wheel clamping mechanism and a parallel testing fixture, wherein the gap measuring part and the interval transmission part are arranged on the stroke base, the gap measuring part is positioned on the side of the interval transmission part, the driven wheel clamping mechanism is fixedly connected with the interval transmission part and positioned on one side of the interval transmission part far away from the gap measuring part, and the parallel testing fixture is sleeved on a driven wheel of the driven wheel clamping mechanism.
The parallel checking fixture is an independent part and is clamped on the driving wheel and the driven wheel at the same time when in use so as to ensure the parallelism of the driving wheel shaft and the driven wheel shaft, and the driven wheel clamping mechanism is matched with driving wheel groups and driven wheel groups of different specifications.
Wherein, clearance measurement portion includes hand wheel handle, scale hand wheel, scale pointer and lead screw locking mechanism, the hand wheel handle with scale hand wheel fixed connection, and be located the side of scale hand wheel, the scale hand wheel with lead screw locking mechanism rotates and connects, lead screw locking mechanism be located with one side that the hand wheel handle is relative, the scale pointer is fixed on the lead screw locking mechanism, the pointer of scale pointer points to the scale hand wheel.
The scale hand wheel can be driven to rotate, the interval transmission part can reciprocate, the lead screw stop mechanism is used for locking the lead screw action of the interval transmission part, so that the interval between the driving wheel and the driven wheel can be adjusted in a stepping mode, and the scale pointer is matched with the scale hand wheel to read gear meshing gap data.
The interval transmission part comprises a positioning seat, a cushion pad, a lead screw, a sliding block and a stroke scale, the positioning seat is formed by oppositely arranging two bearing seats on the left and right sides, the cushion pad is fixedly connected with the positioning seat and located on the inner side of the positioning seat, the lead screw is arranged in the positioning seat, the sliding block is slidably connected with the lead screw and sleeved on the lead screw, and the stroke scale is arranged on the sliding block.
The sliding block slides in the positioning seat under the driving of the lead screw, corresponding moving distance data can be obtained through the stroke scale, and an anti-collision cushion pad is arranged on the inner side of the positioning seat to prevent the sliding block from impacting the positioning seat in the moving process to cause data measurement errors.
The driven wheel clamping mechanism comprises a supporting plate, a spring and a clamping block, the supporting plate is fixedly connected with the sliding block and located on the side of the sliding block, one end of the spring is fixedly connected with the clamping block, and the other end of the spring is fixedly connected with the supporting plate.
The supporting plate is used for conveying the motion condition between the driving wheel and the driven wheel and supporting the driven wheel, the clamping blocks are used for fixing the driven wheel shaft, the direction of the clamping blocks can be conveniently adjusted by using the springs, and the driven wheel can be more conveniently loaded during installation.
The parallel detection tool comprises parallel guide grooves and positioning clamps, and the two positioning clamps penetrate through one sides of the parallel guide grooves and are movably connected with the parallel guide grooves.
When the parallel guide groove clamping device is used, the parallel guide grooves are sleeved on the driving wheel and the driven wheel at the same time, the parallelism of the driving wheel shaft and the driven wheel shaft is ensured, and the positioning clamp is used for quickly clamping.
Wherein, the parallel guide slot is provided with an observation long hole.
The distance between the main driving wheel and the driven wheel and the meshing condition can be more clearly known through the observation long hole.
The utility model relates to a straight gear multistage transmission experiment auxiliary detection tool, which comprises a gap measurement part, an interval transmission part, a stroke base, a driven wheel clamping mechanism and a parallel detection tool, wherein a driven wheel in the driven wheel clamping mechanism is used for meshing test with a driving wheel, the parallelism of transmission is ensured by using the parallel checking tool to simultaneously sleeve the clamping driving wheel and the driven wheel, a tester rotates the scale hand wheel on the clearance measuring part, the driven wheel is close to the driving wheel under the driving of the distance transmission part, the lead screw is locked by the lead screw stop mechanism to act in the adjusting process, at the moment, the stroke scale can show the distance between the shafts, the meshing clearance data can be obtained through the scale hand wheel and the scale pointer, the driven wheel clamping mechanism can be assembled with driven wheels with different specifications, the fixture is simple to clamp, and the device can be separated or move along with the detection, has the characteristics of compactness and light weight, and effectively improves the detection efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic main view diagram of a spur gear multistage transmission experiment auxiliary gauge.
Fig. 2 is a schematic main view diagram of an auxiliary testing fixture for a spur gear multistage transmission experiment.
FIG. 3 is a schematic structural diagram of a parallel checking fixture of the present invention.
The device comprises a 1-gap measuring part, 11-hand wheel handles, 12-scale hand wheels, 13-scale pointers, 14-lead screw stop mechanisms, a 2-interval transmission part, 21-positioning seats, 22-cushion pads, 23-lead screws, 24-sliding blocks, 25-stroke scales, 3-stroke bases, 4-driven wheel clamping mechanisms, 41-supporting plates, 42-springs, 43-clamping blocks, 5-parallel checking tools, 51-parallel guide grooves, 52-positioning clamps and 53-observation long holes.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 3, the utility model provides a straight gear multistage transmission experiment auxiliary detection tool, which comprises a gap measurement part 1, a distance transmission part 2, a stroke base 3, a driven wheel clamping mechanism 4 and a parallel detection tool 5, wherein the gap measurement part 1 and the distance transmission part 2 are both arranged on the stroke base 3, the gap measurement part 1 is positioned on the side of the distance transmission part 2, the driven wheel clamping mechanism 4 is fixedly connected with the distance transmission part 2 and positioned on one side of the distance transmission part 2 far away from the gap measurement part 1, and the parallel detection tool 5 is sleeved on a driven wheel of the driven wheel clamping mechanism 4.
Clearance measurement portion 1 includes hand wheel handle 11, scale hand wheel 12, scale pointer 13 and lead screw stop gear 14, hand wheel handle 11 with scale hand wheel 12 fixed connection, and be located scale hand wheel 12's side, scale hand wheel 12 with lead screw stop gear 14 rotates and connects, lead screw stop gear 14 be located with hand wheel handle 11 one side relative, scale pointer 13 is fixed on the lead screw stop gear 14, the pointer of scale pointer 13 points to scale hand wheel 12.
Further, the scale handwheel 12 may be a mechanical scale, or may also adopt a digital display measurement system such as a grating, a capacitive grating, or the like.
The interval transmission part 2 comprises a positioning seat 21, a cushion pad 22, a lead screw 23, a sliding block 24 and a stroke scale 25, wherein the positioning seat 21 is formed by oppositely arranging two bearing seats at the left and right sides, the cushion pad 22 is fixedly connected with the positioning seat 21 and is positioned at the inner side of the positioning seat 21, the lead screw 23 is arranged in the positioning seat 21, the sliding block 24 is slidably connected with the lead screw 23 and is sleeved on the lead screw 23, and the stroke scale 25 is arranged on the sliding block 24.
The driven wheel clamping mechanism 4 comprises a supporting plate 41, a spring 42 and a clamping block 43, wherein the supporting plate 41 is fixedly connected with the sliding block 24 and is positioned on the side of the sliding block 24, one end of the spring 42 is fixedly connected with the clamping block 43, and the other end of the spring is fixedly connected with the supporting plate 41.
The parallel detection tool 5 comprises a parallel guide groove 51 and two positioning clamps 52, wherein the two positioning clamps 52 penetrate through one side of the parallel guide groove 51 and are movably connected with the parallel guide groove 51.
The parallel guide groove 51 is provided with an observation long hole 53.
In the embodiment, the driving wheel set and the driven wheel set with different specifications can be selected for detection and display, when the detection device is used, the driven wheel set is fixed by the clamping block 43, and the spring 42 can be adjusted in the process of fixing the driven wheel, so that the installation is more convenient. After the driven wheel is fixed, the driving wheel is pushed to the driven wheel, the parallel guide grooves are sleeved on the driving wheel and the driven wheel, and the positioning clamp 52 is screwed to finish quick clamping.
In the course of teaching, the hand wheel handle 11 is rotated to rotate the scale hand wheel 12, so that the lead screw 23 is driven to drive the slide block 24 to reciprocate, the driven wheel and the driving wheel are driven to complete the meshing action, in the sliding process of the drive slide block 24, the distance between shafts of the driving wheel and the driven wheel can be obtained through the stroke scale 25, the meshing gap data can be rapidly read under the matching of the scale pointer 13 and the scale hand wheel 12, in the using process, the locking action can be carried out through the lead screw locking mechanism 14, and then the hand wheel handle 11 is rotated to adjust the distance in a stepping mode.
The auxiliary testing fixture for the straight gear multistage transmission experiment is simple in clamping, a driving wheel set and a driven wheel set of different specifications can be replaced according to requirements, the parallel testing fixture 5 is designed according to independent accessories, is convenient to disassemble and assemble, can be separated or move along with the parallel testing fixture, has the characteristics of compactness and light weight, and effectively improves the detection efficiency.
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123221343.5U CN216668532U (en) | 2021-12-21 | 2021-12-21 | Auxiliary testing tool for straight gear multistage transmission experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123221343.5U CN216668532U (en) | 2021-12-21 | 2021-12-21 | Auxiliary testing tool for straight gear multistage transmission experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216668532U true CN216668532U (en) | 2022-06-03 |
Family
ID=81797246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123221343.5U Expired - Fee Related CN216668532U (en) | 2021-12-21 | 2021-12-21 | Auxiliary testing tool for straight gear multistage transmission experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216668532U (en) |
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2021
- 2021-12-21 CN CN202123221343.5U patent/CN216668532U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220603 |