阅读说明：本技术 一种基于刚性顶针的发射机构 (Emission mechanism based on rigidity thimble ) 是由 张东 梁庆铧 黄子雄 吴泽纪 蔡一婷 何汉彬 于 2020-12-28 设计创作，主要内容包括：本发明涉及发射机构技术领域,具体涉及一种基于刚性顶针的发射机构,包括顶板,顶板的底部固定连接有储存弹性弹丸的储球仓,储球仓的出球处连接有顶针固定座,顶针固定座上设有出球通孔,顶针固定座内连接有发射管道,出球通孔与发射管道相通；储球仓内转动连接有拨盘,拨盘通过拨盘电机驱动,顶针固定座上设置有限制弹性弹丸从发射管道通过的限位组件,发射管道的左右两侧对称设有开口,发射管道两侧的开口处均设有发射摩擦轮,发射摩擦轮通过无刷电机驱动,发射摩擦轮位于限位组件的前方。本发明能够对弹性弹丸进行预置位,防止出现不可控的多发情况,从而实现可控的单发以及多球连发,并且能够提高整体的发射精度。(The invention relates to the technical field of launching mechanisms, in particular to a launching mechanism based on a rigid thimble, which comprises a top plate, wherein the bottom of the top plate is fixedly connected with a ball storage bin for storing elastic balls; the ball storage bin is connected with a drive plate in a rotating mode, the drive plate is driven by a drive plate motor, a limiting component for limiting the elastic projectile to pass through from a launching pipeline is arranged on the thimble fixing seat, openings are symmetrically formed in the left side and the right side of the launching pipeline, launching friction wheels are arranged at the openings of the two sides of the launching pipeline and driven by a brushless motor, and the launching friction wheels are located in front of the limiting component. The invention can preset the elastic projectile and prevent the occurrence of uncontrollable multiple firing, thereby realizing controllable single firing and multiple continuous firing and improving the overall firing precision.)

1. The utility model provides an emission mechanism based on rigidity thimble which characterized in that: the ball storage device comprises a top plate, wherein the bottom of the top plate is fixedly connected with a ball storage bin for storing elastic balls, a ball outlet of the ball storage bin is connected with a thimble fixing seat, the thimble fixing seat is provided with a ball outlet through hole, a launching pipeline is connected in the thimble fixing seat, and the ball outlet through hole is communicated with the launching pipeline; the ball storage bin is connected with a drive plate in a rotating mode, the drive plate is driven by a drive plate motor, a limiting component for limiting the elastic projectile to pass through from a launching pipeline is arranged on the thimble fixing seat, openings are symmetrically formed in the left side and the right side of the launching pipeline, launching friction wheels are arranged at the openings of the two sides of the launching pipeline and driven by a brushless motor, and the launching friction wheels are located in front of the limiting component.

2. The rigid thimble based launching mechanism of claim 1, further comprising: the ball storage bin comprises an upper ball storage cover and a lower ball storage seat, the upper ball storage cover and the lower ball storage seat are fixedly connected through screws, and the upper ball storage cover is fixed on the top plate through screws.

3. The rigid thimble based launching mechanism of claim 2, further comprising: the drive plate is rotationally connected to the lower ball storage seat, the drive plate motor is fixedly connected to the upper ball storage cover, and an output shaft of the drive plate motor is connected to the drive plate through a flange.

4. The rigid thimble based launching mechanism of claim 1, further comprising: spacing subassembly includes U type pulley bearing and lower U type pulley bearing, and the upper and lower bilateral symmetry of thimble fixing base is equipped with the recess, and the groove department of both sides all is equipped with two otic placodes about the thimble fixing base, goes up U type pulley bearing and passes through the bolt rotation to be connected between two otic placodes of thimble fixing base upside, and lower U type pulley bearing passes through the bolt rotation to be connected between two otic placodes of thimble fixing base downside.

5. The rigid thimble based launching mechanism of claim 4, further comprising: the upper side and the lower side of the launching pipeline are symmetrically provided with grooves, the grooves on the upper side and the lower side of the launching pipeline correspond to the grooves on the upper side and the lower side of the thimble fixing seat, the upper U-shaped pulley bearing can rotate in the groove on the upper side of the launching pipeline, and the lower U-shaped pulley bearing can rotate in the groove on the lower side of the launching pipeline.

6. The rigid thimble based launching mechanism of claim 1, further comprising: the left side and the right side of the thimble fixing seat are symmetrically provided with openings, the openings on the left side and the right side of the thimble fixing seat correspond to the openings on the left side and the right side of the emission pipeline, and the two emission friction wheels are symmetrically arranged at the openings on the left side and the right side of the thimble fixing seat.

7. The rigid thimble based launching mechanism of claim 1, further comprising: the brushless motor is fixed on the top plate through screws, and the emission friction wheel is rotatably connected to the brushless motor.

8. The rigid thimble based launching mechanism of claim 1, further comprising: the launching pipeline is fixed on the top plate through a pipeline fixing piece, the pipeline fixing piece is sleeved on the launching pipeline, and the pipeline fixing piece is fixed on the top plate through a screw.

9. The rigid thimble based launching mechanism of claim 1, further comprising: a plurality of deep groove ball bearings are arranged in the ball storage bin.

Technical Field

The invention relates to the technical field of launching mechanisms, in particular to a launching mechanism based on a rigid thimble.

Background

At present, the common collision double-wheel launching mechanism is that a driving plate rotates to push a bullet to enter a launching pipeline. The contra-rotating friction wheel rotates at high speed under the action of the brushless motor, and the shot is ejected at high speed under the friction extrusion. Such a launching mechanism may enable controlled launching of a single sphere. But because launching tube is overlength, need store some shots in advance in launching tube, when the driver plate rotated and promoted the shot and get into launching tube, easily lead to the shot of prestoring in the launching tube to be pushed out, lead to controllable single shot to become uncontrollable and multiple, can seriously influence the transmission precision moreover.

Disclosure of Invention

Aiming at the technical problems in the prior art, the invention aims to: the utility model provides a launching mechanism based on rigidity thimble, this launching mechanism can carry out the preset position to the pellet to realize controllable single shot and many balls and send out in succession, and can improve holistic transmission precision.

In order to achieve the purpose, the invention adopts the following technical scheme:

a launching mechanism based on a rigid thimble comprises a top plate, wherein the bottom of the top plate is fixedly connected with a ball storage bin for storing elastic projectiles, a ball outlet of the ball storage bin is connected with a thimble fixing seat, the thimble fixing seat is provided with a ball outlet through hole, a launching pipeline is connected in the thimble fixing seat, and the ball outlet through hole is communicated with the launching pipeline; the ball storage bin is connected with a drive plate in a rotating mode, the drive plate is driven by a drive plate motor, a limiting component for limiting the elastic projectile to pass through from a launching pipeline is arranged on the thimble fixing seat, openings are symmetrically formed in the left side and the right side of the launching pipeline, launching friction wheels are arranged at the openings of the two sides of the launching pipeline and driven by a brushless motor, and the launching friction wheels are located in front of the limiting component.

Furthermore, the ball storage bin comprises an upper ball storage cover and a lower ball storage seat, the upper ball storage cover and the lower ball storage seat are fixedly connected through screws, and the upper ball storage cover is fixed on the top plate through screws.

Furthermore, a drive plate is rotatably connected to the lower ball storage seat, a drive plate motor is fixedly connected to the upper ball storage cover, and an output shaft of the drive plate motor is connected to the drive plate through a flange.

Further, spacing subassembly includes U type pulley bearing and lower U type pulley bearing, and the upper and lower bilateral symmetry of thimble fixing base is equipped with the recess, and the groove department of both sides all is equipped with two otic placodes about the thimble fixing base, goes up U type pulley bearing and passes through the bolt rotation and connect between two otic placodes of thimble fixing base upside, and lower U type pulley bearing passes through the bolt rotation and connects between two otic placodes of thimble fixing base downside.

Furthermore, grooves are symmetrically arranged on the upper side and the lower side of the transmitting pipeline, the grooves on the upper side and the lower side of the transmitting pipeline correspond to the grooves on the upper side and the lower side of the thimble fixing seat, the upper U-shaped pulley bearing can rotate in the groove on the upper side of the transmitting pipeline, and the lower U-shaped pulley bearing can rotate in the groove on the lower side of the transmitting pipeline.

Furthermore, openings are symmetrically formed in the left side and the right side of the thimble fixing seat, the openings in the left side and the right side of the thimble fixing seat correspond to the openings in the left side and the right side of the launching pipeline, and the two launching friction wheels are symmetrically arranged at the openings in the left side and the right side of the thimble fixing seat.

Furthermore, the brushless motor is fixed on the top plate through screws, and the emission friction wheel is rotatably connected to the brushless motor.

Furthermore, the transmitting pipeline is fixed on the top plate through a pipeline fixing piece, the pipeline fixing piece is sleeved on the transmitting pipeline, and the pipeline fixing piece is fixed on the top plate through a screw.

Furthermore, a plurality of deep groove ball bearings are installed in the ball storage bin.

In summary, the present invention has the following advantages:

the invention can preset the elastic projectile to prevent the occurrence of uncontrollable multiple firing, thereby realizing controllable single firing and multiple continuous firing and improving the overall firing precision.

The invention has low ball-catching probability during launching and does not need to arrange the stored balls.

The invention has the advantages of smaller required parts, low manufacturing cost, economy, practicality and simple and reliable control.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic side view of the present invention.

Fig. 3 is a schematic view of the internal structure of the present invention.

Fig. 4 is a schematic diagram of the internal top view structure of the present invention.

FIG. 5 is a schematic view of the connection structure of the thimble fixing base and the launching tube according to the present invention.

FIG. 6 is a schematic structural view of the needle holder according to the present invention.

Fig. 7 is a schematic diagram of the launch tube of the present invention.

Wherein: the device comprises a top plate 1, a ball storage bin 2, an upper ball storage cover 2-1, a lower ball storage seat 2-2, a thimble fixing seat 3, a thimble fixing seat opening 3-1, a thimble fixing seat groove 3-2, a transmitting pipeline 4, a transmitting pipeline opening 4-1, a transmitting pipeline groove 4-2, a dial 5, a dial motor 6, a transmitting friction wheel 7, a brushless motor 8, a flange 9, an upper U-shaped pulley bearing 10, a lower U-shaped pulley bearing 11, an ear plate 12, a bolt 13, a pipeline fixing part 14 and a deep groove ball bearing 15.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and detailed description.

As shown in fig. 1 to 4, a rigid thimble-based launching mechanism comprises a top plate, wherein a ball storage bin for storing elastic balls is fixedly connected to the bottom of the top plate, a ball outlet of the ball storage bin is connected with a thimble fixing seat, the thimble fixing seat is provided with a ball outlet through hole, a launching pipeline is connected in the thimble fixing seat, and the ball outlet through hole is communicated with the launching pipeline; the ball storage bin is connected with a drive plate in a rotating mode, the drive plate is driven by a drive plate motor, a limiting component for limiting the elastic projectile to pass through from a launching pipeline is arranged on the thimble fixing seat, openings are symmetrically formed in the left side and the right side of the launching pipeline, launching friction wheels are arranged at the openings of the two sides of the launching pipeline and driven by a brushless motor, and the launching friction wheels are located in front of the limiting component.

As shown in fig. 1 to 3, the ball storage bin comprises an upper ball storage cover and a lower ball storage seat, the upper ball storage cover and the lower ball storage seat are fixedly connected through screws, and the upper ball storage cover is fixed on the top plate through screws. The drive plate is rotationally connected to the lower ball storage seat, the drive plate motor is fixedly connected to the upper ball storage cover, and an output shaft of the drive plate motor is connected to the drive plate through a flange. An output shaft of the drive plate motor rotates to drive the drive plate to rotate, so that the elastic projectile in the pellet storage bin is pushed into the thimble fixing seat. When storing the elasticity shot, need not the range to the elasticity shot, can directly stack the elasticity shot in storing up the ball storehouse, the elasticity shot falls into the driver plate under the action of gravity, and the driver plate rotates and dials out the elasticity shot one by one, is about to push the elasticity shot into in the thimble fixing base.

As shown in fig. 5 and 6, the limiting component comprises an upper U-shaped pulley bearing and a lower U-shaped pulley bearing, grooves are symmetrically formed in the upper side and the lower side of the ejector pin fixing seat, two lug plates are arranged at the grooves in the upper side and the lower side of the ejector pin fixing seat, the upper U-shaped pulley bearing is connected between the two lug plates on the upper side of the ejector pin fixing seat in a rotating mode through bolts, and the lower U-shaped pulley bearing is connected between the two lug plates on the lower side of the ejector pin fixing seat in a rotating mode. The upper U-shaped pulley bearing is matched with the lower U-shaped pulley bearing to block the elastic projectile entering the launching pipeline together, so that the elastic projectile is prevented from being pushed out uncontrollably.

As shown in fig. 5 and 7, the upper and lower sides of the launching tube are symmetrically provided with grooves, the grooves on the upper and lower sides of the launching tube correspond to the grooves on the upper and lower sides of the thimble fixing base, the upper U-shaped pulley bearing can rotate in the groove on the upper side of the launching tube, and the lower U-shaped pulley bearing can rotate in the groove on the lower side of the launching tube. Through the rotation of upper U type pulley bearing and lower U type pulley bearing, help pushing away elastic projectile to launch friction pulley department.

As shown in fig. 4 to 7, openings are symmetrically formed on the left side and the right side of the thimble fixing seat, the openings on the left side and the right side of the thimble fixing seat correspond to the openings on the left side and the right side of the launching pipeline, and the two launching friction wheels are symmetrically arranged at the openings on the left side and the right side of the thimble fixing seat.

As shown in fig. 1 and 4, the brushless motor is fixed to the top plate by screws, and the emission friction wheel is rotatably connected to the brushless motor. The brushless motor drives the launching friction wheels to rotate, the launching friction wheels on the left side and the right side of the thimble fixing seat rotate at a high speed under the drive of the brushless motor, the two launching friction wheels rotate in opposite directions, and the elastic projectile is launched at a high speed under the friction extrusion effect of the two launching friction wheels.

As shown in fig. 1 and 3, the launching tube is fixed on the top plate by a tube fixing member, the tube fixing member is sleeved on the launching tube, and the tube fixing member is fixed on the top plate by a screw.

As shown in fig. 4, a plurality of deep groove ball bearings are installed in the ball storage bin. In the embodiment, the deep groove ball bearing is arranged at the outlet of the ball storage bin, and the deep groove ball bearing is arranged in the ball storage bin, so that the friction resistance between the elastic shot and the ball storage bin in the rotation process can be reduced.

The working process of the invention is as follows:

the driving plate motor drives the driving plate to rotate, elastic projectiles in the ball storage bin are pushed into the thimble fixing seat, the elastic projectiles at the forefront end in the thimble fixing seat can be pushed forwards, the upper side and the lower side of the launching pipeline are respectively provided with an upper U-shaped pulley bearing and a lower U-shaped pulley bearing, the upper U-shaped pulley bearing and the lower U-shaped pulley bearing are matched to block the elastic projectiles from advancing, but the elastic projectiles can generate elastic deformation due to elasticity, under the action of the driving force of the rotation of the driving plate, the elastic projectiles at the forefront end in the thimble fixing seat can generate elastic deformation and smoothly pass through a gap between the upper U-shaped pulley bearing and the lower U-shaped pulley bearing to enter the launching friction wheel, the discharged elastic projectiles can contact the launching friction wheels at two sides of the launching pipeline, the launching friction wheels rotate at high speed under the driving of the brushless motor, and the rotation directions of the two launching friction wheels are opposite, the released elastic projectile is launched at high speed under the action of friction extrusion of the launching friction wheel. In the process, the elastic projectile is extruded through the gap between the upper U-shaped pulley bearing and the lower U-shaped pulley bearing, so that the elastic projectile can be launched from the central line of the launching pipeline, and the launching precision is improved.

After the elastic projectile at the foremost end in the thimble fixing seat is released, the latter elastic projectile is blocked by the upper U-shaped pulley bearing and the lower U-shaped pulley bearing until the drive plate rotates again, and the other elastic projectile in the ball storage bin is pushed into the thimble fixing seat, so that the elastic projectile can be pushed out. The presetting position of the elastic projectile is realized, the occurrence of uncontrollable and multiple conditions is prevented, and controllable single shot is realized.

In the launching process, the launching frequency of the elastic projectile can be controlled by controlling the rotating speed of a driving plate motor; the launching speed of the elastic projectile is controlled by controlling the rotating speed of the brushless motor.

Generally speaking, the invention can preset the elastic projectile to prevent the occurrence of uncontrollable multiple firing, thereby realizing controllable single firing and multiple continuous firing and improving the overall firing precision. The invention has low probability of ball jamming during launching and does not need to arrange the stored balls. The invention has the advantages of smaller required parts, low manufacturing cost, economy, practicality, and simple and reliable control.

The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.