CN212177698U - Three-fork rod sliding type universal coupling based on micro-texture technology - Google Patents

Three-fork rod sliding type universal coupling based on micro-texture technology Download PDF

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CN212177698U
CN212177698U CN202020601239.5U CN202020601239U CN212177698U CN 212177698 U CN212177698 U CN 212177698U CN 202020601239 U CN202020601239 U CN 202020601239U CN 212177698 U CN212177698 U CN 212177698U
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sleeve
sliding rod
joint
micro
trident
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杨福芹
胡德兴
肖乾浩
闫纪媛
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Qingdao University of Science and Technology
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Abstract

本实用新型公开了一种基于微织构技术的三叉杆滑移式万向联轴器,包括:套筒输入轴、滑杆组件、三叉节、输出轴;所述套筒输入轴的轴侧加工有渐开线花键一,套筒侧开有3个均匀分布的套筒孔;所述滑杆组件有3个,分别安装在所述套筒孔内,所述滑杆组件沿所述套筒输入轴的轴线方向往复滑动,并且与所述三叉节连接;所述滑杆的圆柱面上均加工有沿轴线方向的微沟槽;所述三叉节与所述输出轴连接;该联轴器润滑性能好,摩擦损失小,传动效率高,运转平稳且使用寿命长,并且在工作过程中,微沟槽可以发挥明显的储油、容纳磨损颗粒作用,便于实现所述套筒孔与滑杆主要配合面间的二次润滑。

Figure 202020601239

The utility model discloses a trident rod sliding universal coupling based on micro-texture technology, which comprises: a sleeve input shaft, a sliding rod assembly, a trigeminal joint and an output shaft; the shaft side of the sleeve input shaft One involute spline is processed, and three evenly distributed sleeve holes are opened on the side of the sleeve; there are three sliding rod assemblies, which are respectively installed in the sleeve holes. The axis direction of the input shaft of the sleeve slides back and forth and is connected with the trident; the cylindrical surface of the sliding rod is machined with micro grooves along the axis; the trident is connected with the output shaft; The shaft has good lubrication performance, small friction loss, high transmission efficiency, stable operation and long service life, and during the working process, the micro groove can play a significant role in oil storage and accommodating wear particles, which is convenient for the sleeve hole and the Secondary lubrication between the main mating surfaces of the sliding rod.

Figure 202020601239

Description

一种基于微织构技术的三叉杆滑移式万向联轴器A Trifurcated Rod Sliding Universal Coupling Based on Microtexture Technology

技术领域technical field

本实用新型涉及联轴器领域,具体说是涉及到一种基于微织构技术的三叉杆滑移式万向联轴器。The utility model relates to the field of couplings, in particular to a trident rod sliding type universal coupling based on micro-texture technology.

背景技术Background technique

目前大型机械设备在进行变轴间夹角传动的过程中,一般采用万向联轴器。普通的十字轴式万向联轴器、球笼式万向联轴器,其耐磨性并不突出,长时间工作条件下磨损严重。随着摩擦学研究的逐渐深入,众多研究均表明:具有一定表面微织构的非光滑表面会呈现出更好的耐磨性。为了更有效地改善润滑性能、降低联轴器的磨损消耗,设计发明了一种基于微织构技术的三叉杆滑移式万向联轴器。At present, in the process of variable angle transmission between shafts of large mechanical equipment, universal couplings are generally used. Ordinary cross shaft type universal coupling and ball cage type universal coupling have low wear resistance, and they are seriously worn under long-term working conditions. With the gradual deepening of tribological research, many studies have shown that a non-smooth surface with a certain surface microtexture will show better wear resistance. In order to improve the lubricating performance more effectively and reduce the wear consumption of the coupling, a trigeminal rod sliding universal coupling based on micro-texture technology was designed and invented.

发明内容SUMMARY OF THE INVENTION

本实用新型的目的是提供一种基于微织构技术的三叉杆滑移式万向联轴器,该联轴器润滑性能好,摩擦损失小,传动效率高,运转平稳且使用寿命长。The purpose of the utility model is to provide a trident rod sliding universal coupling based on micro-texture technology, which has good lubrication performance, small friction loss, high transmission efficiency, stable operation and long service life.

本实用新型所采用的方案如下:The scheme adopted by the utility model is as follows:

一种基于微织构技术的三叉杆滑移式万向联轴器,包括:套筒输入轴、滑杆组件、三叉节、输出轴;所述套筒输入轴的轴侧加工有渐开线花键一,套筒侧开有3个均匀分布的套筒孔,所述套筒孔内沿轴线方向等距分布4个凹槽;所述滑杆组件有3个,分别安装在所述套筒孔内,所述滑杆组件沿所述套筒输入轴的轴线方向往复滑动,并且与所述三叉节连接;所述滑杆组件包括有滑杆、关节轴承;所述滑杆的圆柱面上均加工有沿轴线方向的微沟槽;所述滑杆的圆孔内加工有限位凸台,所述关节轴承安装在所述圆孔内;所述滑杆通过所述关节轴承分别安装在所述三叉节上;所述三叉节顶端开有3个沟槽,对应有3个弹性卡簧分别安装在3个所述沟槽中;所述三叉节内部加工有内矩形花键,所述输出轴一端加工有外矩形花键,另一端加工有渐开线花键二;所述内矩形花键与所述外矩形花键配合使得所述三叉节与所述输出轴连接。A trident rod sliding universal coupling based on microtexture technology, comprising: a sleeve input shaft, a sliding rod assembly, a trigeminal joint, and an output shaft; the shaft side of the sleeve input shaft is processed with an involute line Spline 1, there are 3 evenly distributed sleeve holes on the side of the sleeve, and 4 grooves are equally spaced in the sleeve hole along the axis direction; there are 3 sliding rod assemblies, which are respectively installed in the sleeve In the cylinder hole, the sliding rod assembly slides back and forth along the axis direction of the sleeve input shaft, and is connected with the trident; the sliding rod assembly includes a sliding rod and a joint bearing; the cylindrical surface of the sliding rod There are micro grooves along the axis direction; the circular holes of the sliding rods are processed with limiting bosses, and the joint bearings are installed in the circular holes; the sliding rods are respectively installed in the circular holes through the joint bearings. On the trident; the top of the trident is provided with three grooves, and corresponding three elastic snap springs are respectively installed in the three grooves; an inner rectangular spline is processed inside the trident, and the One end of the output shaft is machined with an outer rectangular spline, and the other end is machined with two involute splines; the inner rectangular spline is matched with the outer rectangular spline so that the trident is connected to the output shaft.

本实用新型一种基于微织构技术的三叉杆滑移式万向联轴器所能取得的有益效果是:The beneficial effects that can be obtained by the trigeminal rod sliding universal coupling based on the micro-texture technology of the present utility model are:

1、套筒输入轴的套筒孔内沿轴线方向等距分布4个凹槽,一方面便于工作时储存润滑剂,另一方面滑杆在套筒孔内往复运动的过程中形成收敛的楔形间隙,有利于形成动压油膜。1. Four grooves are equally spaced in the sleeve hole of the sleeve input shaft along the axis direction. On the one hand, it is convenient to store lubricant during operation. On the other hand, the sliding rod forms a converging wedge shape during the reciprocating movement in the sleeve hole. Clearance is conducive to the formation of dynamic pressure oil film.

2、滑杆的圆柱面上均加工有沿轴线方向的微沟槽,微沟槽可以发挥明显的储油、容纳磨损颗粒作用,便于实现套筒孔与滑杆主要配合面间的二次润滑。2. The cylindrical surface of the sliding rod is machined with micro grooves along the axis direction. The micro grooves can play a significant role in storing oil and accommodating wear particles, which is convenient for the secondary lubrication between the sleeve hole and the main mating surface of the sliding rod. .

3、三叉节顶端的沟槽里安装了弹性卡簧,起到防止关节轴承从三叉节上脱落的作用。3. An elastic circlip is installed in the groove at the top of the trident to prevent the joint bearing from falling off the trident.

附图说明Description of drawings

图1:本实用新型一种基于微织构技术的三叉杆滑移式万向联轴器立体结构图;Fig. 1: the utility model is a kind of three-pronged rod sliding type universal joint three-dimensional structure diagram based on micro-texture technology;

图2:本实用新型一种基于微织构技术的三叉杆滑移式万向联轴器套筒输入轴图;Fig. 2: A kind of trident rod sliding type universal coupling sleeve input shaft diagram based on micro-texture technology of the present utility model;

图3:本实用新型一种基于微织构技术的三叉杆滑移式万向联轴器滑杆组件图;Fig. 3: A kind of trident rod sliding type universal coupling sliding rod assembly diagram based on micro-texture technology of the present utility model;

图4:本实用新型一种基于微织构技术的三叉杆滑移式万向联轴器滑杆剖视图;Figure 4: a cross-sectional view of the sliding rod of a trident rod sliding type universal coupling based on microtexture technology of the present utility model;

图5:本实用新型一种基于微织构技术的三叉杆滑移式万向联轴器三叉节图;Fig. 5: a kind of trigeminal section diagram of the trident rod sliding type universal coupling based on micro-texture technology of the present utility model;

图6:本实用新型一种基于微织构技术的三叉杆滑移式万向联轴器输出轴图。Figure 6: A diagram of the output shaft of the trident rod sliding universal joint based on the micro-texture technology of the present invention.

图中:11-套筒输入轴,12-滑杆组件,13-三叉节,14-输出轴,15-渐开线花键一,16-渐开线花键二,17-弹性卡簧,21-套筒孔,22-凹槽,31-滑杆,32-关节轴承,33-微沟槽,34-圆孔,41-限位凸台,51-内矩形花键,52-沟槽,61-外矩形花键。In the picture: 11- sleeve input shaft, 12- slide rod assembly, 13- trigeminal joint, 14- output shaft, 15- involute spline one, 16- involute spline two, 17- elastic snap ring, 21- Sleeve hole, 22- Groove, 31- Slide rod, 32- Joint bearing, 33- Micro groove, 34- Round hole, 41- Limit boss, 51- Internal rectangular spline, 52- Groove , 61-outer rectangular spline.

具体实施方式Detailed ways

下面结合附图对本实用新型的具体实施作进一步描述。The specific implementation of the present utility model will be further described below in conjunction with the accompanying drawings.

如图1、2、3、4、5、6所示,本实用新型一种基于微织构技术的三叉杆滑移式万向联轴器,包括:套筒输入轴11、滑杆组件12、三叉节13、输出轴14;所述套筒输入轴11的轴侧加工有渐开线花键一15,套筒侧开有3个均匀分布的套筒孔21,所述套筒孔21内沿轴线方向等距分布4个凹槽22;所述滑杆组件12有3个,分别安装在所述套筒孔内21,所述滑杆组件12沿所述套筒输入轴11的轴线方向往复滑动,并且与所述三叉节13连接;所述滑杆组件12包括有滑杆31、关节轴承32;所述滑杆31的圆柱面上均加工有沿轴线方向的微沟槽33;所述滑杆31的圆孔34内加工有限位凸台41,所述关节轴承32安装在所述圆孔34内;所述滑杆31通过所述关节轴承32分别安装在所述三叉节13上;所述三叉节13顶端开有3个沟槽52,对应有3个弹性卡簧17分别安装在3个所述沟槽52中;所述三叉节13内部加工有内矩形花键51,所述输出轴14一端加工有外矩形花键61,另一端加工有渐开线花键二16;所述内矩形花键51与所述外矩形花键61配合使得所述三叉节13与所述输出轴14连接。As shown in Figures 1, 2, 3, 4, 5, and 6, the present utility model is a trident rod sliding universal coupling based on microtexture technology, comprising: a sleeve input shaft 11 and a sliding rod assembly 12 , trigeminal section 13, output shaft 14; the shaft side of the sleeve input shaft 11 is machined with an involute spline 15, and the sleeve side is provided with three evenly distributed sleeve holes 21, the sleeve holes 21 There are four grooves 22 equidistantly distributed in the axial direction; there are three sliding rod assemblies 12, which are respectively installed in the sleeve holes 21, and the sliding rod assemblies 12 are along the axis of the sleeve input shaft 11 The sliding rod assembly 12 includes a sliding rod 31 and a joint bearing 32; the cylindrical surface of the sliding rod 31 is machined with micro grooves 33 along the axis direction; A limit boss 41 is machined in the circular hole 34 of the sliding rod 31 , and the joint bearing 32 is installed in the circular hole 34 ; the sliding rod 31 is respectively installed on the trident 13 through the joint bearing 32 . The top of the trident 13 is provided with three grooves 52, corresponding to which three elastic retaining springs 17 are respectively installed in the three grooves 52; the trident 13 is internally processed with an inner rectangular spline 51, One end of the output shaft 14 is machined with an outer rectangular spline 61, and the other end is machined with an involute spline 2 16; The output shaft 14 is connected.

如图1、2、3、4、5、6所示,本实用新型一种基于微织构技术的三叉杆滑移式万向联轴器工作方法步骤如下:As shown in Figures 1, 2, 3, 4, 5, and 6, the steps of a working method of a trident rod sliding universal joint based on microtexture technology of the present invention are as follows:

安装时在所述套筒输入轴11和所述滑杆组件12的配合表面间注入润滑剂,所述滑杆组件12将所述套筒输入轴11和所述三叉节13以及所述输出轴14连接起来。动力输入给所述套筒输入轴11,经所述滑杆组件12传给所述三叉节13和所述输出轴14,实现扭矩和运动的传输;工作过程中,所述滑杆组件12沿所述套筒输入轴11的轴线方向往复滑动,并在配合表面上建立起楔形间隙,从而形成动压油膜;与此同时,所述滑杆31沿轴线方向往复滑动的过程中,所述微沟槽33进一步发挥明显的储油、容纳磨损颗粒作用,实现所述套筒孔21与所述滑杆31主要配合面间的二次润滑,改善了联轴器在工作时的润滑性能,降低了磨损消耗。Lubricant is injected between the mating surfaces of the sleeve input shaft 11 and the sliding rod assembly 12 during installation, and the sliding rod assembly 12 connects the sleeve input shaft 11 and the trigeminal joint 13 and the output shaft 14 to connect. The power is input to the sleeve input shaft 11, and is transmitted to the trigeminal joint 13 and the output shaft 14 through the sliding rod assembly 12 to realize the transmission of torque and motion; during the working process, the sliding rod assembly 12 moves along the The axial direction of the sleeve input shaft 11 reciprocates sliding, and a wedge-shaped gap is established on the mating surface to form a dynamic pressure oil film; at the same time, during the reciprocating sliding of the sliding rod 31 in the axial direction, the The groove 33 further plays an obvious role in storing oil and accommodating wear particles, realizing the secondary lubrication between the sleeve hole 21 and the main mating surface of the sliding rod 31, improving the lubrication performance of the coupling during operation, reducing the wear and tear.

本实用新型的保护范围不仅局限于此,任何熟悉本技术领域的技术人员在本实用新型揭露的技术范围内,可轻易想到的变化或替换,都应涵盖在本发明的保护范围之内。因此,本实用新型的保护范围应该以权利要求所界定的保护范围为据。The protection scope of the present invention is not limited to this, any changes or substitutions that can be easily thought of by those skilled in the art within the technical scope disclosed by the present invention should be included within the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope defined by the claims.

Claims (1)

1.一种基于微织构技术的三叉杆滑移式万向联轴器,其特征在于:包括套筒输入轴、滑杆组件、三叉节、输出轴;所述套筒输入轴的轴侧加工有渐开线花键一,套筒侧开有3个均匀分布的套筒孔,所述套筒孔内沿轴线方向等距分布4个凹槽;所述滑杆组件有3个,分别安装在所述套筒孔内,所述滑杆组件沿所述套筒输入轴的轴线方向往复滑动,并且与所述三叉节连接;所述滑杆组件包括有滑杆、关节轴承;所述滑杆的圆柱面上均加工有沿轴线方向的微沟槽;所述滑杆的圆孔内加工有限位凸台,所述关节轴承安装在所述圆孔内;所述滑杆通过所述关节轴承分别安装在所述三叉节上;所述三叉节顶端开有3个沟槽,对应有3个弹性卡簧分别安装在3个所述沟槽中,所述三叉节内部加工有内矩形花键,所述输出轴一端加工有外矩形花键,另一端加工有渐开线花键二;所述内矩形花键与所述外矩形花键配合使得所述三叉节与所述输出轴连接。1. a trigeminal rod sliding universal joint based on microtexture technology, is characterized in that: comprise sleeve input shaft, sliding rod assembly, trigeminal joint, output shaft; the shaft side of described sleeve input shaft Involute spline 1 is processed, three evenly distributed sleeve holes are opened on the sleeve side, and four grooves are equally spaced in the sleeve hole along the axis direction; the sliding rod assembly has three, respectively Installed in the sleeve hole, the sliding rod assembly slides back and forth along the axis direction of the input shaft of the sleeve, and is connected with the trigeminal joint; the sliding rod assembly includes a sliding rod and a joint bearing; the The cylindrical surface of the sliding rod is machined with micro grooves along the axis direction; the circular hole of the sliding rod is machined with a limit boss, and the joint bearing is installed in the circular hole; the sliding rod passes through the The joint bearings are respectively installed on the trigeminal joint; the top of the trigeminal joint is provided with three grooves, and corresponding three elastic circlips are respectively installed in the three grooves, and the interior of the trigeminal joint is processed with an inner rectangle Splines, one end of the output shaft is machined with an outer rectangular spline, and the other end is machined with an involute spline II; the inner rectangular spline is matched with the outer rectangular spline so that the trident and the output shaft are matched connect.
CN202020601239.5U 2020-04-21 2020-04-21 Three-fork rod sliding type universal coupling based on micro-texture technology Expired - Fee Related CN212177698U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111350770A (en) * 2020-04-21 2020-06-30 青岛科技大学 A Trifurcated Rod Sliding Universal Coupling Based on Microtexture Technology

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111350770A (en) * 2020-04-21 2020-06-30 青岛科技大学 A Trifurcated Rod Sliding Universal Coupling Based on Microtexture Technology

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