CN215763144U - Driven gear for crawling gear - Google Patents

Abstract

The utility model belongs to the technical field of gears and discloses a driven gear of a crawling gear. This grade driven gear creeps, including the rim plate, the outside of rim plate is provided with a plurality of rectangular channels, the outside top of rim plate and correspond a plurality of rectangular channels and all be provided with the teeth of a cogwheel, it is a plurality of all be provided with the mechanism of placing in the rectangular channel. This grade driven gear creeps, when operating personnel discovers that the last gear fracture of driven gear is damaged, through the lead screw that sets up in the rotatory rim plate of screwdriver, thereby drive square piece rebound, thereby drive driving lever rebound, the backward movement of sliding block in the cavity one, set up the spacing groove from the teeth of a cogwheel and extract, upwards extract the teeth of a cogwheel, realized to the dismantlement of single fracture teeth of a cogwheel, avoid changing the gear, when having saved use cost, also accelerated the maintenance effect.

Description

Driven gear for crawling gear

Technical Field

The utility model relates to the technical field of gears, in particular to a driven gear of a crawling gear.

Background

Gear refers to a mechanical element on a rim with gears continuously engaged to transmit motion and power. The use of gears in transmissions has long emerged. At the end of the 19 th century, the principle of generating the cutting method and the successive appearance of special machine tools and cutters for cutting teeth by using the principle pay attention to the running stability of gears along with the development of production.

However, in the use process of the driven gear, the gear teeth may be used for a long time or be extruded by external force to cause exercise, so that a new driven gear needs to be replaced, but the use cost of materials is increased, and the problem of gear teeth breakage still occurs after the new driven gear is replaced, the gear teeth cannot be buffered, and therefore a crawling gear driven gear is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a crawling gear driven gear, which reduces the cost of gear replacement and also buffers the gear teeth in use to a certain extent.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a shelves driven gear crawls, includes the rim plate, the outside of rim plate is provided with a plurality of rectangular channels, the outside top of rim plate and correspond a plurality of rectangular channels and all be provided with the teeth of a cogwheel, it is a plurality of all be provided with the mechanism of placing in the rectangular channel.

Preferably, the placing mechanism comprises a first rectangular groove, the first rectangular groove is formed in the wheel disc and located below the rectangular groove, the first rectangular groove is communicated with the rectangular groove, one end of the first rectangular groove is fixedly connected with one end of the buffer spring through the inner bottom wall, a transverse plate is arranged in the first rectangular groove, and the other end of the buffer spring is fixedly connected with the corresponding transverse plate.

Preferably, cavities are formed in the wheel disc and correspond to the left side and the right side of the first rectangular groove, spring rods are connected in the cavities in a sliding mode, sliding plates are fixedly connected to the spring rods and one sides of the spring rods, close to the buffer springs, and driving levers are fixedly mounted on opposite side faces of the sliding plates.

Preferably, a first cavity is formed in each of the front side and the rear side of the rectangular groove, a first sliding block and a first spring are fixedly connected to one side of each sliding block, and a corresponding sliding hole is formed in the other side of each sliding block through the gear and corresponds to the corresponding rectangular groove.

Preferably, the wheel disc is internally provided with a rectangular groove II which is positioned behind the cavity I, the outer side of the wheel disc corresponds to the rectangular groove II and is rotatably connected with a screw rod through a bearing in the through hole, the bottom end of the screw rod extends downwards and is rotatably connected with a bearing in the rectangular groove II which is arranged on the bottom wall of the rectangular groove II and corresponds to the through hole II, and the screw rod is connected with a square block in a sliding mode.

Preferably, a connecting rod is fixedly mounted on one side of the square block close to the position of the rectangular groove, a first shifting rod is fixedly connected with the connecting rod, and limiting grooves are formed in the front side and the rear side of the gear teeth.

Preferably, the deflector rod and the first deflector rod are both trapezoidal, the left side and the right side of the lower surface of the transverse plate are both provided with inclined planes, and the angle of each inclined plane is an inclined angle of the trapezoidal inclined plane.

By adopting the technical scheme, the utility model has the beneficial effects that:

1. this grade driven gear creeps, when operating personnel discovers that the last gear fracture of driven gear is damaged, through the lead screw that sets up in the rotatory rim plate of screwdriver, thereby drive square piece rebound, thereby drive driving lever rebound, the backward movement of sliding block in the cavity one, set up the spacing groove from the teeth of a cogwheel and extract, upwards extract the teeth of a cogwheel, realized to the dismantlement of single fracture teeth of a cogwheel, avoid changing the gear, when having saved use cost, also accelerated the maintenance effect.

2. This gear driven gear creeps when the new teeth of a cogwheel of needs installation, places the teeth of a cogwheel downwards through the rectangular channel, and when the teeth of a cogwheel bottom passes through both sides driving lever, with the backward movement of spring lever in the driving lever cooperation cavity, thereby the driving lever backward movement removes the diaphragm to the driving lever below to spacing is carried out to the teeth of a cogwheel, has realized when spacing to the teeth of a cogwheel, can also cooperate the buffer spring of inside setting to cushion the teeth of a cogwheel.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic view of a partial longitudinal cross-section of the present invention;

FIG. 3 is a schematic view of a gear tooth structure according to the present invention.

In the figure: the device comprises a wheel disc 1, a rectangular groove 2, a placement mechanism 3, a rectangular groove I31, a buffer spring 32, a transverse plate 33, a cavity 34, a spring rod 35, a sliding plate 37, a shifting rod 38, a cavity I39, a sliding block 310, a spring I311, a rectangular groove II 4, a lead screw 5, a square block 6, a connecting rod 7, a shifting rod I8, gear teeth 9 and a limiting groove 10.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a crawling gear driven gear comprises a wheel disc 1, a plurality of rectangular grooves 2 are formed in the outer side of the wheel disc 1, gear teeth 9 are arranged above the outer side of the wheel disc 1 and correspond to the rectangular grooves 2, a placement mechanism 3 is arranged in each rectangular groove 2, the placement mechanism 3 comprises a rectangular groove I31, the rectangular groove I31 is formed in the wheel disc 1 and located below the rectangular groove 2, the rectangular groove I31 is communicated with the rectangular grooves 2, one end of a buffer spring 32 is fixedly connected to the inner bottom wall of the rectangular groove I31, a transverse plate 33 is arranged in the rectangular groove I31, the other end of the buffer spring 32 is fixedly connected with the corresponding transverse plate 33, cavities 34 are formed in the left side and the right side of the wheel disc 1 and correspond to the rectangular groove I31, spring rods 35 are slidably connected in the two cavities 34, sliding plates 37 are fixedly connected to one sides of the two spring rods 35, which are close to the buffer spring 32, shifting rods 38 are fixedly installed on opposite side faces of the two sliding plates 37, the front side and the rear side of the rectangular groove 2 are respectively provided with a first cavity 39, the two first cavities 39 are respectively and slidably connected with a sliding block 310, one side of each sliding block 310 is fixedly connected with a first spring 311, the other side of each sliding block 310 is provided with a corresponding sliding hole corresponding to the position of the rectangular groove 2 through the wheel disc 1, a second rectangular groove 4 is arranged in the wheel disc 1 and behind the first cavity 39, the outer side of the wheel disc 1 and the position corresponding to the second rectangular groove 4 are respectively and rotatably connected with a lead screw 5 through a through hole inner bearing, the bottom end of the lead screw 5 extends downwards and is rotatably connected with a second through hole inner bearing arranged on the bottom wall of the second rectangular groove 4, a square block 6 is slidably connected on the lead screw 5, one side of the square block 6 close to the position of the first rectangular groove 31 is respectively and fixedly provided with a connecting rod 7, the connecting rod 7 is fixedly connected with a first deflector rod 8, and the front side and the rear side of the gear teeth 9 are respectively provided with a limiting groove 10, the shifting lever 38 and the shifting lever-8 are both trapezoidal, the left and right sides of the lower surface of the transverse plate 33 are both provided with inclined planes, and the angle of the inclined planes is the inclination angle of the trapezoidal inclined planes.

This gear driven gear during operation creeps, when the new teeth of a cogwheel 9 of needs installation, place the teeth of a cogwheel 9 downwards through rectangular channel 2, when the teeth of a cogwheel 9 bottom is through both sides driving lever 38, with driving lever 38 cooperation cavity 34 in spring beam 35 backward movement, driving lever 38 is thus and the backward movement, move diaphragm 33 to driving lever 38 below, thereby it is spacing to the teeth of a cogwheel 9, rotate both sides lead screw 5, drive square 6 downstream, square 6 drives a 8 downstream of driving lever, slide 310 inboard and with the teeth of a cogwheel on spacing groove 10 joint in a 39 cavity.

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.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A crawl gear driven gear comprises a wheel disc (1), and is characterized in that: the outside of rim plate (1) is provided with a plurality of rectangular channels (2), the outside top of rim plate (1) just corresponds a plurality of rectangular channels (2) and all is provided with teeth of a cogwheel (9), and is a plurality of all be provided with in rectangular channel (2) and place mechanism (3).

2. The creeper driven gear of claim 1, wherein: place mechanism (3) including rectangular channel (31), rectangular channel (31) are seted up in rim plate (1) and are located rectangular channel (2) below, and rectangular channel (31) and rectangular channel (2) communicate each other, the one end of inner diapire fixedly connected with buffer spring (32) of rectangular channel (31), be provided with diaphragm (33) in rectangular channel (31), and buffer spring (32) the other end with correspond diaphragm (33) fixed connection.

3. The creeper driven gear of claim 2, wherein: the inner side of the wheel disc (1) corresponds to the left side and the right side of the first rectangular groove (31) and is provided with cavities (34), two spring rods (35) are slidably connected into the cavities (34), two spring rods (35) are fixedly connected with sliding plates (37) on one sides close to the buffer springs (32), and two shifting rods (38) are fixedly mounted on opposite side faces of the sliding plates (37).

4. The creeper driven gear of claim 3, wherein: the cavity (39) has all been seted up to both sides around rectangular channel (2), two equal sliding connection has sliding block (310), two in cavity (39) the equal fixedly connected with spring (311) in one side of sliding block (310), the opposite side of sliding block (310) is passed through and is gone up and correspond and seted up on rectangular channel (2) the position and correspond the sliding hole.

5. The creeper driven gear of claim 4, wherein: the utility model discloses a rectangular channel, including rim plate (1), the outside of rim plate (1) is just located cavity one (39) rear and has seted up rectangular channel two (4), the outside of rim plate (1) just corresponds rectangular channel two (4) positions and all is connected with lead screw (5) through the rotation of through-hole inner bearing, the bottom downwardly extending of lead screw (5) with set up and set up on rectangular channel two (4) interior diapire and correspond two inner bearings of through-hole and rotate and be connected, sliding connection has square piece (6) on lead screw (5).

6. The creeper driven gear of claim 5, wherein: the square block (6) and the side close to the position of the first rectangular groove (31) are fixedly provided with a connecting rod (7), the connecting rod (7) is fixedly connected with a first driving lever (8), and the front side and the rear side of the gear teeth (9) are provided with limiting grooves (10).

7. The creeper driven gear of claim 6, wherein: the shifting rod (38) and the shifting rod I (8) are both trapezoidal in shape, the left side and the right side of the lower surface of the transverse plate (33) are both provided with inclined planes, and the angle of each inclined plane is an inclined angle of the trapezoidal inclined plane.

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