CN211181400U

CN211181400U - Transmission system teaching presentation device for machinery teaching

Info

Publication number: CN211181400U
Application number: CN201922084220.8U
Authority: CN
Inventors: 李美萱
Original assignee: Chifeng Industrial Vocational And Technical College Inner Mongolia Textile Industry School Inner Mongolia National Industrial Technician College
Current assignee: Chifeng Industrial Vocational And Technical College Inner Mongolia Textile Industry School Inner Mongolia National Industrial Technician College
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-08-04
Anticipated expiration: 2029-11-27

Abstract

The utility model discloses a transmission system teaching demonstration device for mechanical teaching, which comprises a rectangular box body, wherein a worm transmission structure and a chain transmission structure are arranged on the rectangular box body; the worm drive structure mainly includes: the worm gear comprises a servo motor, a clamping sleeve, a worm, a first transmission shaft and a worm wheel; servo motor is fixed in rectangle box lateral wall face, cutting ferrule suit is in the servo motor drive end, the worm cartridge is in the cutting ferrule, the worm is connected in the servo motor drive end, first transmission shaft cartridge is on the rectangle box, the worm wheel suit is in first transmission shaft, worm wheel and worm intermeshing, the utility model relates to a mechanical teaching technical field both can demonstrate automatically, also can manual control device demonstration to a plurality of transmission mode demonstrate simultaneously, the teacher of being convenient for imparts knowledge to students can audio-visual a plurality of mechanical transmission's of observation transmission process, conveniently contrast, improved the quality of teaching.

Description

Transmission system teaching presentation device for machinery teaching

Technical Field

The utility model relates to a machinery teaching technical field specifically is a transmission system teaching presentation device for machinery teaching.

Background

Mechanical transmission is widely used in mechanical engineering, and mainly refers to transmission for transmitting power and motion in a mechanical mode.

Traditional transmission system demonstrates teaching aid is too simple, if demonstrate a plurality of transmission mode simultaneously for the student, need a plurality of teaching aids usually, the teacher's of being not convenient for demonstration to the student can not audio-visual a plurality of mechanical transmission mode of observation, can't audio-visual contrast, influences the quality of teaching.

SUMMERY OF THE UTILITY MODEL

The not enough to prior art, the utility model provides a transmission system teaching presentation device for mechanical teaching has solved current traditional transmission system demonstration teaching aid and is too simple, if demonstrate a plurality of transmission mode simultaneously for the student, need a plurality of teaching aids usually, the teacher's of being not convenient for demonstration to the student can not audio-visual a plurality of mechanical transmission mode of observation, can't audio-visual contrast, influences the problem of teaching quality.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a teaching demonstration device of a transmission system for mechanical teaching comprises a rectangular box body, wherein a worm transmission structure and a chain transmission structure are arranged on the rectangular box body;

the worm drive structure mainly includes: the worm gear comprises a servo motor, a clamping sleeve, a worm, a first transmission shaft and a worm wheel;

the servo motor is fixed on the side wall surface of the rectangular box body, the cutting sleeve is sleeved at the driving end of the servo motor, the worm is inserted in the cutting sleeve and connected to the driving end of the servo motor, the first transmission shaft is inserted in the rectangular box body, the worm wheel is sleeved on the first transmission shaft, and the worm wheel and the worm are meshed with each other.

Preferably, the chain transmission structure mainly comprises: the driving gear, the first sleeve, the first driven gear, the chain, the second sleeve and the second driven gear;

the driving gear is sleeved on the first transmission shaft, the first sleeve is inserted on the rectangular box body, the first driven gear is movably connected to the first sleeve, the chain is sleeved on the driving gear and the first driven gear, the second sleeve is inserted on the rectangular box body, the second driven gear is movably connected to the second sleeve, and the second driven gear is meshed with the first driven gear.

Preferably, a first bearing is embedded on the side wall surface of the rectangular box body, a second bearing is arranged at one end of the first transmission shaft, and the second bearing is embedded on the rectangular box body.

Preferably, the rectangular box body is provided with a stabilizing frame, and the stabilizing frame is positioned at the lower end of the servo motor.

Preferably, a protection plate is arranged at the opening of the box body.

Preferably, a handle is arranged on the worm.

Advantageous effects

The utility model provides a transmission system teaching presentation device for mechanical teaching possesses following beneficial effect both can demonstrate automatically, also can the demonstration of manual control device to a plurality of transmission mode demonstrate simultaneously, the teacher of being convenient for imparts knowledge to students, and the student can audio-visual a plurality of mechanical transmission's of observation transmission process, conveniently contrasts, has improved the quality of teaching, has effectually solved mentioning in the background art: traditional transmission system demonstrates teaching aid is too simple, if demonstrate a plurality of transmission mode simultaneously for the student, need a plurality of teaching aids usually, the teacher's of being not convenient for demonstration to the student can not audio-visual a plurality of mechanical transmission mode of observation, can't audio-visual contrast, influences the quality of teaching.

Drawings

FIG. 1 is the utility model relates to a drive system teaching presentation device's for mechanical teaching structural schematic.

Fig. 2 is the utility model relates to a transmission system teaching presentation device's main section view for mechanical teaching.

FIG. 3 is a left side view cross-sectional view of transmission system teaching presentation device for mechanical teaching.

In the figure: 1-a rectangular box body; 2-a servo motor; 3, cutting the ferrule; 4-a worm; 5-a first transmission shaft; 6-a worm gear; 7-a driving gear; 8-a first sleeve; 9-a first driven gear; 10-a chain; 11-a second sleeve; 12-a second driven gear; 13-a first bearing; 14-a second bearing; 15-a stabilizing frame; 16-a protective plate; 17-a handle.

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. 1-3, the present invention provides a technical solution: a transmission system teaching demonstration device for mechanical teaching.

Example (b): a teaching demonstration device of a transmission system for mechanical teaching comprises a rectangular box body 1, wherein a worm 4 transmission structure and a chain transmission structure are arranged on the rectangular box body 1;

wherein, it is required to be noted that: the rectangular box body 1 is mainly used for installing a worm 4 transmission structure and a chain transmission structure, and preferably, a protection plate 16 is arranged at an opening of the box body and used for protecting components in the rectangular box body 1;

the worm 4 transmission structure mainly comprises: the device comprises a servo motor 2, a clamping sleeve 3, a worm 4, a first transmission shaft 5 and a worm wheel 6; the servo motor 2 is fixed on the side wall surface of the rectangular box body 1, the cutting sleeve 3 is sleeved on the driving end of the servo motor 2, the worm 4 is inserted in the cutting sleeve 3, the worm 4 is connected with the driving end of the servo motor 2, the first transmission shaft 5 is inserted in the rectangular box body 1, the worm wheel 6 is sleeved on the first transmission shaft 5, and the worm wheel 6 is meshed with the worm 4.

Wherein, it is required to be noted that: the teacher controls the servo motor 2 to work, preferably, further, a stabilizing frame 15 is arranged on the rectangular box body 1, the stabilizing frame 15 is located at the lower end of the servo motor 2 and is used for fixing the servo motor 2, the driving end of the servo motor 2 drives the worm 4 to rotate through the clamping sleeve 3, preferably, further, a first bearing 13 is embedded on the side wall surface of the rectangular box body 1 and is used for supporting and assisting the worm 4 to rotate, the worm 4 drives the worm wheel 6 to rotate, the first transmission shaft 5 rotates along with the first transmission shaft, preferably, one end of the first transmission shaft 5 is provided with a second bearing 14, the second bearing 14 is embedded on the rectangular box body 1, the second bearing 14 is used for supporting and assisting the first transmission shaft 5 to rotate, mechanical transmission of the worm wheel 6 and the worm 4 is shown for students, and the teacher can also manually control the device to move to control the servo motor 2 to stop working, then the ferrule 3 is moved to the driving end of the servo motor 2, the servo motor 2 is separated from the worm 4, and preferably, a handle 17 is arranged on the worm 4, and the teacher can rotate the handle 17 to perform demonstration.

In the specific implementation process, the chain transmission structure can preferably adopt the following structure, which mainly comprises: the driving gear 7, the first sleeve 8, the first driven gear 9, the chain 10, the second sleeve 11 and the second driven gear 12; the driving gear 7 is sleeved on the first transmission shaft 5, the first sleeve 8 is inserted on the rectangular box body 1, the first driven gear 9 is movably connected to the first sleeve 8, the chain 10 is sleeved on the driving gear 7 and the first driven gear 9, the second sleeve 11 is inserted on the rectangular box body 1, the second driven gear 12 is movably connected to the second sleeve 11, and the second driven gear 12 is meshed with the first driven gear 9.

Wherein, it is required to be noted that: the first transmission shaft 5 rotates to drive the driving gear 7 to rotate, the chain 10 moves along with the driving gear, the first driven gear 9 is driven by the chain 10 to rotate on the first sleeve 8, and the first driven gear 9 drives the second driven gear 12 to rotate on the second sleeve 11.

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 use of the phrase "comprising one of the elements does not exclude the presence of other like 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. A teaching demonstration device of a transmission system for mechanical teaching comprises a rectangular box body (1), and is characterized in that a worm (4) transmission structure and a chain transmission structure are arranged on the rectangular box body (1);

the worm (4) transmission structure mainly comprises: the device comprises a servo motor (2), a clamping sleeve (3), a worm (4), a first transmission shaft (5) and a worm wheel (6);

servo motor (2) are fixed in rectangle box (1) side wall face, cutting ferrule (3) suit is in servo motor (2) drive end, worm (4) cartridge is in cutting ferrule (3), worm (4) are connected in servo motor (2) drive end, first transmission shaft (5) cartridge is on rectangle box (1), worm wheel (6) suit is in first transmission shaft (5), worm wheel (6) and worm (4) intermeshing.

2. The transmission system teaching demonstration device for mechanical teaching according to claim 1, wherein the chain transmission structure mainly comprises: the driving gear (7), the first sleeve (8), the first driven gear (9), the chain (10), the second sleeve (11) and the second driven gear (12);

the driving gear (7) is sleeved on the first transmission shaft (5), the first sleeve (8) is inserted on the rectangular box body (1), the first driven gear (9) is movably connected to the first sleeve (8), the chain (10) is sleeved on the driving gear (7) and the first driven gear (9), the second sleeve (11) is inserted on the rectangular box body (1), the second driven gear (12) is movably connected to the second sleeve (11), and the second driven gear (12) is meshed with the first driven gear (9).

3. The transmission system teaching demonstration device for mechanical teaching according to claim 1, wherein a first bearing (13) is embedded in a side wall surface of the rectangular box body (1), a second bearing (14) is arranged at one end of the first transmission shaft (5), and the second bearing (14) is embedded in the rectangular box body (1).

4. The transmission system teaching demonstration device for mechanical teaching according to claim 1, wherein a stabilizing frame (15) is arranged on the rectangular box body (1), and the stabilizing frame (15) is positioned at the lower end of the servo motor (2).

5. The transmission system teaching demonstration device for mechanical teaching according to claim 1, characterized in that a protection plate (16) is provided at the opening of the box body.

6. The transmission system teaching demonstration device for mechanical teaching according to claim 1 wherein the worm (4) is provided with a handle (17).