CN204477227U - Based on the folding control mechanism of half-nut - Google Patents

Based on the folding control mechanism of half-nut Download PDF

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Publication number
CN204477227U
CN204477227U CN201520153630.2U CN201520153630U CN204477227U CN 204477227 U CN204477227 U CN 204477227U CN 201520153630 U CN201520153630 U CN 201520153630U CN 204477227 U CN204477227 U CN 204477227U
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China
Prior art keywords
nut
housing
spring
nuts
polished rod
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Expired - Fee Related
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CN201520153630.2U
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Chinese (zh)
Inventor
鲁超奇
马国栋
陈华
柴成杰
查敏超
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China University of Mining and Technology CUMT
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China University of Mining and Technology CUMT
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Abstract

本实用新型公开了一种基于半螺母的开合控制机构,包括一壳体,壳体内安装有对称的两个1/2半螺母,两个1/2半螺母均具有通孔,光杆穿过通孔,并且光杆两端固定在壳体的两个侧壁上,壳体的左侧壁与1/2左半螺母之间安装有弹簧,壳体的右侧壁与右1/2半螺母之间也安装有弹簧,所述的弹簧套于光杆上,所述的两个1/2半螺母之间开有轨迹槽,轨迹槽内置有转动凸轮,所述的转动凸轮呈椭圆形。本实用新型起到的有益效果是:本装置采用半螺母、光杆和弹簧机构可以实现两个1/2半螺母的闭合,而当两个1/2半螺母之间的相转动凸轮运动到指定的位置时,便可以将两个1/2半螺母重新开合。

The utility model discloses an opening and closing control mechanism based on a half nut, which comprises a shell, and two symmetrical half nuts are installed in the shell, both of the two half nuts have through holes through which a polished rod passes. Through holes, and the two ends of the polished rod are fixed on the two side walls of the housing, a spring is installed between the left side wall of the housing and the 1/2 left half nut, and the right side wall of the housing is connected to the right 1/2 half nut A spring is also installed between them, and the spring is sleeved on the polished rod. There is a track groove between the two 1/2 half nuts, and a rotating cam is built in the track groove, and the rotating cam is oval. The beneficial effect of the utility model is: the device adopts the half nut, the polished rod and the spring mechanism to realize the closing of the two 1/2 half nuts, and when the phase rotation cam between the two 1/2 half nuts moves to the specified position, the two 1/2 half nuts can be opened and closed again.

Description

基于半螺母的开合控制机构Opening and closing control mechanism based on half nut

技术领域 technical field

本实用新型涉及一种开合控制机构,尤其涉及一种基于半螺母的开合控制机构。 The utility model relates to an opening and closing control mechanism, in particular to an opening and closing control mechanism based on half nuts.

背景技术 Background technique

螺母与丝杠的配合传动主要运用在一些装夹工具上,例如台虎钳,数控机床等。现在一般传动大部分运用的是全螺母与丝杠相配合,在手柄的转动或者电力的驱动下全螺母带动机构在丝杠上运动,这样的传动较慢,需要的时间长,不利于提高工作效率。 The cooperative transmission of the nut and the lead screw is mainly used in some clamping tools, such as bench vices, CNC machine tools, etc. Nowadays, most of the general transmission uses the combination of full nut and lead screw. Under the rotation of the handle or the drive of electric power, the full nut drives the mechanism to move on the lead screw. This kind of transmission is slow and takes a long time, which is not conducive to improving the work efficiency. efficiency.

发明内容 Contents of the invention

针对上述现有技术问题,本实用新型提供一种基于半螺母的开合控制机构,建构简单,控制开合速度快,工作效率高。 Aiming at the problems of the prior art above, the utility model provides an opening and closing control mechanism based on half nuts, which has simple structure, fast control opening and closing speed, and high working efficiency.

为了实现上述目的,本实用新型采用的技术方案是:一种基于半螺母的开合控制机构,包括一壳体,壳体内安装有对称的两个1/2半螺母,两个1/2半螺母均具有通孔,光杆穿过通孔,并且光杆两端固定在壳体的两个侧壁上,壳体的左侧壁与左1/2半螺母之间安装有弹簧,壳体的右侧壁与右1/2半螺母之间也安装有弹簧,所述的弹簧套于光杆上,所述的两个1/2半螺母之间开有轨迹槽,轨迹槽内置有转动凸轮,所述的转动凸轮呈椭圆形。 In order to achieve the above purpose, the technical solution adopted by the utility model is: an opening and closing control mechanism based on half nuts, including a shell, in which two symmetrical 1/2 half nuts are installed, two 1/2 half nuts The nuts all have through holes, the polished rod passes through the through hole, and the two ends of the polished rod are fixed on the two side walls of the housing, a spring is installed between the left side wall of the housing and the left 1/2 half nut, and the right side of the housing A spring is also installed between the side wall and the right 1/2 half nut. The spring is set on the polished rod. There is a track groove between the two 1/2 half nuts, and a rotating cam is built in the track groove. Described rotating cam is oval.

所述的转动凸轮连接有一连接杆,连接杆的另一端固定有控制转盘。 The rotating cam is connected with a connecting rod, and the other end of the connecting rod is fixed with a control dial.

本实用新型起到的有益效果是:本装置采用半螺母、光杆和弹簧机构可以实现两个1/2半螺母的闭合,而当两个1/2半螺母之间的相转动凸轮运动到指定的位置时,便可以将两个1/2半螺母重新开合。 The beneficial effect of the utility model is: the device adopts the half nut, the polished rod and the spring mechanism to realize the closing of the two 1/2 half nuts, and when the phase rotation cam between the two 1/2 half nuts moves to the specified position, the two 1/2 half nuts can be opened and closed again.

附图说明 Description of drawings

图1为本实用新型的结构示意图。 Fig. 1 is the structural representation of the utility model.

图2为半螺母与转动凸轮的结构图。 Fig. 2 is the structural diagram of half nut and rotating cam.

   图中:1、壳体, 2、右1/2半螺母,3、左1/2半螺母,4、光杆,5、弹簧,6、轨迹槽顶点,7、轨迹槽,8、转动凸轮, 9、轨迹槽凹点。 In the figure: 1. shell, 2. right 1/2 half nut, 3. left 1/2 half nut, 4. polished rod, 5. spring, 6. apex of track groove, 7. track groove, 8. rotating cam, 9. Track groove concave point.

具体实施方式 Detailed ways

下面将结合附图对本实用新型作进一步说明。 The utility model will be further described below in conjunction with accompanying drawing.

如图1所示,本实用新型一种基于半螺母的开合控制机构,包括一壳体1,壳体1内安装有对称的右1/2半螺母2和左1/2半螺母3,右1/2半螺母2和左1/2半螺母3能够形成一个完整的半螺母。 As shown in Figure 1, the utility model is based on a half-nut opening and closing control mechanism, including a housing 1, and a symmetrical right 1/2 half nut 2 and a left 1/2 half nut 3 are installed in the housing 1, Right 1/2 half nut 2 and left 1/2 half nut 3 can form a complete half nut.

两个1/2半螺母均具有通孔,光杆4穿过通孔,并且光杆4两端固定在壳体1的两个侧壁上,壳体1的左侧壁与左1/2半螺母3之间安装有弹簧5,壳体1的右1/2侧壁与右1/2半螺母2之间也安装有弹簧5,所述的两个弹簧5套于光杆4上,所述的两个1/2半螺母之间开有轨迹槽7,轨迹槽7内置有转动凸轮8,使得转动凸轮8在轨迹槽7内转动,所述的转动凸轮7呈椭圆形。轨迹槽7上下两端点为轨迹槽顶点6,轨迹槽7左右两端点为轨迹槽凹点9,两个轨迹槽顶点6之间的距离大于两个轨迹槽凹点9之间的距离,这样使得转动凸轮7转到轨迹槽凹点9时,右1/2半螺母2和左1/2半螺母3为打开状态,当转动凸轮7转到轨迹槽转到两个轨迹槽顶点时,弹簧压缩右1/2半螺母2和左1/2半螺母3,使得右1/2半螺母2和左1/2半螺母3为闭合状态。 Both 1/2 half nuts have a through hole, the polished rod 4 passes through the through hole, and the two ends of the polished rod 4 are fixed on the two side walls of the housing 1, the left side wall of the housing 1 is connected with the left 1/2 half nut A spring 5 is installed between the 3, and a spring 5 is also installed between the right 1/2 side wall of the housing 1 and the right 1/2 half nut 2, the two springs 5 are set on the polished rod 4, and the Have track groove 7 between two 1/2 half nuts, track groove 7 is built-in rotating cam 8, makes rotating cam 8 rotate in track groove 7, and described rotating cam 7 is oval. The upper and lower ends of the track groove 7 are the track groove apex 6, the left and right ends of the track groove 7 are the track groove concave points 9, and the distance between the two track groove apexes 6 is greater than the distance between the two track groove concave points 9, so that When turning the cam 7 to the concave point 9 of the track groove, the right 1/2 half nut 2 and the left 1/2 half nut 3 are in an open state, and when the turning cam 7 turns to the track groove and turns to the apex of the two track grooves, the spring is compressed The right 1/2 half nut 2 and the left 1/2 half nut 3 make the right 1/2 half nut 2 and the left 1/2 half nut 3 in a closed state.

如图2所示,为了更方便的转动转动凸轮8,,转动凸轮8连接有一连接杆,连接杆的另一端固定有控制转盘10。只需要转动控制转盘10就可以完成对右1/2半螺母2和左1/2半螺母3的开闭。 As shown in FIG. 2 , in order to rotate the rotating cam 8 more conveniently, the rotating cam 8 is connected with a connecting rod, and the other end of the connecting rod is fixed with a control dial 10 . The opening and closing of the right 1/2 half nut 2 and the left 1/2 half nut 3 can be completed only by turning the control dial 10 .

Claims (2)

1.一种基于半螺母的开合控制机构,其特征在于,包括一壳体,壳体内安装有对称的两个1/2半螺母,两个1/2半螺母均具有通孔,光杆穿过通孔,并且光杆两端固定在壳体的两个侧壁上,壳体的左侧壁与左1/2半螺母之间安装有弹簧,壳体的右侧壁与右1/2半螺母之间也安装有弹簧,所述的弹簧套于光杆上,所述的两个1/2半螺母之间开有轨迹槽,轨迹槽内置有转动凸轮,所述的转动凸轮呈椭圆形。 1. An opening and closing control mechanism based on a half nut, characterized in that it comprises a housing, and two symmetrical 1/2 half nuts are installed in the housing, and the two 1/2 half nuts all have through holes, and the polished rod passes through Through the through hole, and the two ends of the polished rod are fixed on the two side walls of the housing, a spring is installed between the left side wall of the housing and the left 1/2 half nut, and the right side wall of the housing is connected to the right 1/2 half nut. A spring is also installed between the nuts, and the spring is sleeved on the polished rod. There is a track groove between the two 1/2 half nuts, and a rotating cam is built in the track groove, and the rotating cam is elliptical. 2.根据权利要求1所述的一种基于半螺母的开合控制机构,其特征在于,所述的转动凸轮连接有一连接杆,连接杆的另一端固定有控制转盘。 2 . The opening and closing control mechanism based on a half nut according to claim 1 , wherein the rotating cam is connected with a connecting rod, and the other end of the connecting rod is fixed with a control dial. 3 .
CN201520153630.2U 2015-03-18 2015-03-18 Based on the folding control mechanism of half-nut Expired - Fee Related CN204477227U (en)

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Application Number Priority Date Filing Date Title
CN201520153630.2U CN204477227U (en) 2015-03-18 2015-03-18 Based on the folding control mechanism of half-nut

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107898034A (en) * 2017-12-20 2018-04-13 裴学华 Waistband buckle
CN107981451A (en) * 2017-12-20 2018-05-04 裴学华 Wire type waistband buckle
CN110259905A (en) * 2019-07-10 2019-09-20 海盐建盛五金制品有限公司 A kind of high intensity firm type trapezoidal nut

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107898034A (en) * 2017-12-20 2018-04-13 裴学华 Waistband buckle
CN107981451A (en) * 2017-12-20 2018-05-04 裴学华 Wire type waistband buckle
CN110259905A (en) * 2019-07-10 2019-09-20 海盐建盛五金制品有限公司 A kind of high intensity firm type trapezoidal nut

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20150715

Termination date: 20160318