阅读说明：本技术 一种旋转摩擦振子的驱动装置 (Driving device for rotary friction vibrator ) 是由 郝子寒 柴明钢 姚永正 钱晓鹏 曹张海 于 2020-11-19 设计创作，主要内容包括：本发明公开了一种旋转摩擦振子的驱动装置,包括框架、电机、两个减速机构、两个动力输出轴,框架上设有四组滑动槽,其中两个滑动槽内安装有可滑动的涨紧装置,两个动力输出轴设置在其余两组滑动槽内,动力输出轴上设有带轮二；涨紧装置包括轴承座一、轴承一、转轴一和涨紧轮,轴承一设置在轴承座一内,涨紧轮设置在转轴一上；减速机构包括减速齿轮、带轮一、转轴二、轴承二和轴承座二,轴承二设置在轴承座二内,转轴二与轴承二配合,带轮一和减速齿轮设置在转轴二上,电机设置在框架上,电机的输出端设有传动齿轮。本发明可以较为精准的控制电机的转速,再经过减速组的减速使得其可以为动力输出轴提供一个适中的转速和较大的扭力。(The invention discloses a driving device of a rotary friction vibrator, which comprises a frame, a motor, two speed reducing mechanisms and two power output shafts, wherein the frame is provided with four groups of sliding grooves, a slidable tensioning device is arranged in the two sliding grooves, the two power output shafts are arranged in the other two groups of sliding grooves, and the power output shafts are provided with belt wheels II; the tensioning device comprises a first bearing seat, a first bearing, a first rotating shaft and a tensioning wheel, wherein the first bearing is arranged in the first bearing seat, and the tensioning wheel is arranged on the first rotating shaft; the speed reducing mechanism comprises a speed reducing gear, a belt wheel I, a rotating shaft II, a bearing II and a bearing seat II, the bearing II is arranged in the bearing seat II, the rotating shaft II is matched with the bearing II, the belt wheel I and the speed reducing gear are arranged on the rotating shaft II, the motor is arranged on the frame, and a transmission gear is arranged at the output end of the motor. The invention can accurately control the rotating speed of the motor, and can provide a moderate rotating speed and a larger torque force for the power output shaft through the speed reduction of the speed reduction group.)

1. A driving device of a rotary friction vibrator, characterized in that: the tension device comprises a frame, a motor (8), two speed reducing mechanisms and two power output shafts, wherein the frame is provided with four groups of sliding grooves (13), a slidable tension device is arranged in two sliding grooves (13), the two power output shafts are arranged in the other two groups of sliding grooves (13), and the power output shafts are provided with belt wheels II (4); the tensioning device comprises a first bearing seat (10), a first bearing, a first rotating shaft (9) and a tensioning wheel (11) in matched transmission with the belt wheel, the first bearing is arranged in the first bearing seat (10), the first rotating shaft (9) is matched with the first bearing, and the tensioning wheel (11) is arranged on the first rotating shaft (9); the speed reducing mechanism comprises a speed reducing gear (6), a first belt wheel (12), a second rotating shaft, a second bearing and a second bearing seat, the second bearing is arranged in the second bearing seat, the second rotating shaft is matched with the second bearing, the first belt wheel (12) and the speed reducing gear (6) are arranged on the second rotating shaft, the motor (8) is arranged on the frame, a transmission gear (7) is arranged at the output end of the motor (8), and the transmission gear (7) is in meshing transmission with the speed reducing gear (6).

2. A rotary friction vibrator driving apparatus according to claim 1, wherein: the frame comprises two side plates (1) and a connecting piece for connecting the two side plates (1).

3. A rotary friction vibrator driving apparatus according to claim 1, wherein: the connecting piece includes connecting rod (2) and sets up solid fixed ring (3) at connecting rod (2) both ends, gu fixed ring (3) pass through bolted connection with connecting rod (2).

Technical Field

The invention relates to the technical field of friction devices, in particular to a driving device for a rotary friction vibrator.

Background

Many products today have various rotating objects that rub against other materials, but lack a means to simulate this phenomenon in a variety of ways that can be controlled. Therefore, the invention can make up for the lack of the current research experimental device in the aspect.

This device uses Arduino to control step motor, and the rotational speed of control motor that can be comparatively accurate makes it can provide a moderate rotational speed and great torsion for power output shaft through the speed reduction of reducing speed group again. The aluminum side plate is matched with the support of the 8mm optical axis, so that the aluminum side plate can bear some study objects with larger mass. The device can provide a platform for the research on the aspect of the rotary vibrator.

Disclosure of Invention

The invention aims to solve the problems that: the utility model provides a drive arrangement of rotatory friction oscillator, the rotational speed of control motor that can be comparatively accurate makes it can provide a moderate rotational speed and great torsion for power output shaft through the speed reduction of speed reduction group again.

The technical scheme provided by the invention for solving the problems is as follows: a driving device of a rotary friction vibrator comprises a frame, a motor, two speed reducing mechanisms and two power output shafts, wherein four groups of sliding grooves are formed in the frame, a slidable tensioning device is installed in each of the two sliding grooves, the two power output shafts are arranged in the other two groups of sliding grooves, and a second belt wheel is arranged on each power output shaft; the tensioning device comprises a first bearing seat, a first bearing, a first rotating shaft and a tensioning wheel in matched transmission with the belt wheel, wherein the first bearing is arranged in the first bearing seat, the first rotating shaft is matched with the first bearing, and the tensioning wheel is arranged on the first rotating shaft; the speed reducing mechanism comprises a speed reducing gear, a first belt wheel, a second rotating shaft, a second bearing and a second bearing seat, the second bearing is arranged in the second bearing seat, the second rotating shaft is matched with the second bearing, the first belt wheel and the speed reducing gear are arranged on the second rotating shaft, the motor is arranged on the frame, a transmission gear is arranged at the output end of the motor, and the transmission gear is in meshing transmission with the speed reducing gear.

Preferably, the frame comprises two side plates and a connecting piece for connecting the two side plates.

Preferably, the connecting piece includes the connecting rod and sets up the solid fixed ring at the connecting rod both ends, gu fixed ring passes through bolted connection with the connecting rod.

Compared with the prior art, the invention has the advantages that: the invention can lead the directions of the two output shafts to be opposite and the rotating speeds to be consistent under the condition of not changing the speed reduction groups on the two sides, and if the subsequent research needs to change the different rotating speeds on the two sides, the invention can realize the purpose of changing the gear ratio of the synchronizing wheel.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.

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

FIG. 2 is a schematic perspective view of the present invention in another orientation;

the attached drawings are marked as follows: 1. a side plate; 2. a connecting rod; 3. a fixing ring; 4. a second belt wheel; 5. a third bearing seat; 6. a reduction gear; 7. a transmission gear; 8. a motor; 9. a first rotating shaft; 10. a first bearing seat; 11. a tension wheel; 12. a first belt wheel; 13. a sliding groove.

Detailed Description

The embodiments of the present invention will be described in detail with reference to the accompanying drawings and examples, so that how to implement the technical means for solving the technical problems and achieving the technical effects of the present invention can be fully understood and implemented.

The specific embodiment of the invention is shown in fig. 1 and fig. 2, and the driving device of the rotary friction vibrator comprises a frame, a motor 8, two speed reducing mechanisms and two power output shafts, wherein the frame is provided with four groups of sliding grooves 13, a slidable tensioning device is arranged in two of the sliding grooves 13, the two power output shafts are arranged in the other two groups of sliding grooves 13, and the power output shafts are provided with belt wheels two 4; the tensioning device comprises a bearing seat I10, a bearing I, a rotating shaft I9 and a tensioning wheel 11 in matched transmission with the belt wheel, wherein the bearing I is arranged in the bearing seat I10, the rotating shaft I9 is matched with the bearing I, and the tensioning wheel 11 is arranged on the rotating shaft I9; the speed reducing mechanism comprises a speed reducing gear 6, a first belt wheel 12, a second rotating shaft, a second bearing and a second bearing seat, the second bearing is arranged in the second bearing seat, the second rotating shaft is matched with the second bearing, the first belt wheel 12 and the speed reducing gear 6 are arranged on the second rotating shaft, the motor 8 is arranged on the frame, a transmission gear 7 is arranged at the output end of the motor 8, and the transmission gear 7 is in meshing transmission with the speed reducing gear 6.

In this embodiment, the frame comprises two side plates 1 and a connecting member for connecting the two side plates 1.

In this embodiment, the connecting piece includes connecting rod 2 and the solid fixed ring 3 that sets up at connecting rod 2 both ends, gu fixed ring 3 passes through bolted connection with connecting rod 2.

The power source of the device is a stepping motor, and the speed is reduced through a reduction gear set and a reduction group of a synchronous belt, so that the power transmitted to the power output shaft is increased and the rotating speed is reduced. Two groups of bearing seats capable of moving left and right are arranged above the device, and two groups of bearing seats are arranged below the device. The two groups of upper bearing seats are responsible for adjusting the distance and the position of the vibrator driving shaft, and the two groups of lower bearing seats respectively control the synchronous belt pulleys on the left side and the right side so as to play a role of a tension wheel and prevent the synchronous belt from slipping. If the side plate is required to be moved, the fixing screw on the fixing ring for fixing the side plate is loosened to move. The power is transmitted to the power output shaft through the speed reduction of the speed reducer. The design of this device can make two output shaft opposite direction rotational speeds unanimous under the condition of not changing its both sides speed reduction group, if subsequent research needs to change the different rotational speeds in both sides can be realized through the gear ratio that changes the synchronizing wheel.

The foregoing is merely illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to vary. All changes which come within the scope of the invention as defined by the independent claims are intended to be embraced therein.