CN204053529U - A kind of special fixture of the square bottom surface of machining robot base - Google Patents
A kind of special fixture of the square bottom surface of machining robot base Download PDFInfo
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- CN204053529U CN204053529U CN201420446820.9U CN201420446820U CN204053529U CN 204053529 U CN204053529 U CN 204053529U CN 201420446820 U CN201420446820 U CN 201420446820U CN 204053529 U CN204053529 U CN 204053529U
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Abstract
一种加工机器人底座方形底面的专用夹具,该夹具包括定位装置、夹紧装置、支撑装置和夹具体,夹紧装置、定位装置和支撑装置固定于夹具体上,定位装置由定位座、定位板和定位圆柱构成,用于抵靠工件后侧面的定位板设置在定位座上端,定位板位于工件左侧。夹紧装置由压板、紧固螺母、弹簧、导向柱、支撑柱和止推螺母构成,且支撑柱位于导向槽正下方,三个支撑板构成一组支撑装置,支撑板连接固定在夹具体上。传统的夹具主要针对几何形状相对规则的物品,很难实现异形工件特殊角度安装的可靠固定,导致机器人底座在加工过程中脱落及受损,本实用新型提供的夹具可以有效地固定机器人方形底座,方便同时对机器人底座方形底面的铣、钻、铰、攻丝加工处理。
A special fixture for processing the square bottom of a robot base, the fixture includes a positioning device, a clamping device, a supporting device and a clamping body, the clamping device, the positioning device and the supporting device are fixed on the clamping body, the positioning device consists of a positioning seat, a positioning plate It is composed of a positioning cylinder, a positioning plate for abutting against the rear side of the workpiece is arranged on the upper end of the positioning seat, and the positioning plate is located on the left side of the workpiece. The clamping device is composed of a pressure plate, a fastening nut, a spring, a guide column, a support column and a thrust nut, and the support column is located directly below the guide groove, and the three support plates form a set of support devices, and the support plates are connected and fixed on the clamp body . Traditional fixtures are mainly aimed at objects with relatively regular geometric shapes. It is difficult to achieve reliable fixation of special-shaped workpieces at special angles, resulting in the robot base falling off and being damaged during processing. The fixture provided by the utility model can effectively fix the square base of the robot. It is convenient to process milling, drilling, reaming and tapping on the square bottom of the robot base at the same time.
Description
所属技术领域 Technical field
本实用新型涉及一种机械加工设备,涉及机床夹具的技术,尤其是一种加工机器人底座方形底面的专用夹具。 The utility model relates to a mechanical processing equipment, and relates to the technology of a machine tool fixture, in particular to a special fixture for processing a square bottom surface of a robot base.
背景技术 Background technique
随着我国经济的快速发展,人力资源越来越紧张,机器人在企业中应用的越来越广泛,设计、制造各种在企业应用的机器人十分重要,而零件的加工工艺研究及专用夹具设计则是企业生产过程中最重要的技术工作之一,目前公知的夹具由定位元件,夹紧装置以及夹具体等组合而成,夹具利用的是杠杠原理,中心点一侧的力臂乘以作用于力臂上的力,等于另一侧力臂长度乘以作用于被夹物品上的力,依靠夹紧装置的压力固定被夹物品。但是传统的夹具结构单一主要针对几何形状相对规则的物品所以普通的夹具很难实现异形工件特殊角度安装的可靠固定,从而导致机器人底座在加工过程中脱落及受损,且传统夹具加工效率低。 With the rapid development of my country's economy, human resources are becoming more and more tense, and robots are more and more widely used in enterprises. It is very important to design and manufacture various robots used in enterprises, while the processing technology research of parts and the design of special fixtures are important. It is one of the most important technical tasks in the production process of an enterprise. The currently known fixtures are composed of positioning elements, clamping devices and clamp bodies. The fixtures use the principle of leverage. The force on the moment arm is equal to the length of the moment arm on the other side multiplied by the force acting on the clamped object, and the clamped object is fixed by the pressure of the clamping device. However, the single structure of the traditional fixture is mainly for objects with relatively regular geometric shapes, so it is difficult for ordinary fixtures to achieve reliable fixation of special-shaped workpieces at special angles, which will cause the robot base to fall off and be damaged during processing, and the processing efficiency of traditional fixtures is low.
发明内容 Contents of the invention
为了实现上述目的,本实用新型提供一种夹具,该夹具可以有效地固定机器人底座,方便同时对机器人底座方形底面的铣、钻、铰、攻丝加工处理。 In order to achieve the above purpose, the utility model provides a fixture, which can effectively fix the robot base, and facilitate the milling, drilling, reaming and tapping processing of the square bottom surface of the robot base at the same time.
本实用新型解决其技术问题所采用的技术方案是: The technical scheme that the utility model solves its technical problem adopts is:
一种加工机器人底座方形底面的专用夹具,由定位装置、支撑装置、夹紧装置以及夹具体组合而成,夹紧装置、定位装置和支撑装置固定于夹具体上。定位装置由定位座、定位板和定位圆柱构成,用于抵靠工件后侧面的定位板设置在定位座上端,定位板位于工件左侧,夹紧装置由压板、紧固螺母、弹簧、导向柱、支撑柱、止推螺母构成,且支撑柱位于导向槽正下方,三个支撑板构成一组支撑装置。支撑板连接固定在夹具体上,压板前部加工有腰孔,腰孔宽度大于导向柱上端直径不超过0.5mm, 支撑板上加工设有沉头孔,夹紧装置安装时导向柱上端依次旋入弹簧、压板、紧固螺母,在导向柱下端与夹具体旋合处上方旋入一个止推螺母,支撑板安装时一对支撑板平行排布两板相距180mm另一个支承板垂直于前一对放置,夹紧装置里的一对压板直线排布前后对称放置。 A special fixture for processing the square bottom of a robot base is composed of a positioning device, a supporting device, a clamping device and a clamping body, and the clamping device, the positioning device and the supporting device are fixed on the clamping body. The positioning device is composed of a positioning seat, a positioning plate and a positioning cylinder. The positioning plate for abutting against the rear side of the workpiece is set on the upper end of the positioning seat. The positioning plate is located on the left side of the workpiece. The clamping device consists of a pressure plate, a fastening nut, a spring, and a guide column. , a support column, and a thrust nut, and the support column is located directly below the guide groove, and three support plates form a set of support devices. The support plate is connected and fixed on the clamp body, the front of the pressure plate is processed with a waist hole, and the width of the waist hole is not more than 0.5mm larger than the diameter of the upper end of the guide column. Insert the spring, pressure plate, and fastening nut, and screw a thrust nut above the joint between the lower end of the guide column and the clamp body. When the support plate is installed, a pair of support plates are arranged in parallel, and the distance between the two plates is 180mm, and the other support plate is perpendicular to the previous one. For placement, a pair of pressure plates in the clamping device are arranged in a straight line and symmetrically placed front and back.
本实用新型的有益效果是,可以稳定的夹持机器人底座方便对方形底面的铣、钻、铰、攻丝加工处理,每次装夹工件位置相同,一次装夹可完成对底面的铣、钻、铰、攻丝工作效率高,结构简单夹紧操作方便,夹具使用寿命长工件的稳定性高。 The beneficial effect of the utility model is that the base of the robot can be stably clamped to facilitate the milling, drilling, reaming and tapping processing of the square bottom surface. , Hinging, tapping work efficiency is high, the structure is simple and the clamping operation is convenient, the fixture has a long service life and the stability of the workpiece is high.
附图说明 Description of drawings
下面结合附图和实施例对本实用新型进一步说明。 Below in conjunction with accompanying drawing and embodiment the utility model is further described.
图1是本实用新型的实施方案的主视图; Fig. 1 is the front view of the embodiment of the present utility model;
图2是本实用新型的实施方案的俯视图; Fig. 2 is the top view of the embodiment of the present utility model;
图3是本实用新型的实施方案的左视图; Fig. 3 is the left side view of the embodiment of the present utility model;
图4是本实用新型的实施方案的压板的剖视图; Fig. 4 is the sectional view of the pressing plate of the embodiment of the present utility model;
图5是本实用新型的实施方案的支撑板俯视图。 Fig. 5 is a top view of the support plate of the embodiment of the present invention.
图中 1夹具体、2支撑板、3定位座、4定位板、5定位圆柱、 6止推螺母、 7支撑柱、8导向柱、 9压板、 10紧固螺母、11销、 12螺钉一、13螺钉二、14弹簧、15工件、 16导向槽、17腰孔、18沉头孔。 In the figure 1 clamp body, 2 support plate, 3 positioning seat, 4 positioning plate, 5 positioning cylinder, 6 thrust nut, 7 support column, 8 guide column, 9 pressure plate, 10 fastening nut, 11 pin, 12 screw 1, 13 screws two, 14 springs, 15 workpieces, 16 guide grooves, 17 waist holes, 18 countersunk holes.
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方式进行详细描述: The specific embodiment of the utility model is described in detail below in conjunction with accompanying drawing:
如图1、图2、图3所示,一种加工机器人底座方形底面的专用夹具由零部件夹具体1、紧固螺母10、压板9、弹簧14、导向柱8、支撑柱7、止推螺母6、支撑板2、定位圆柱5和定位板4组合而成,主要包括定位装置、支撑装置、夹紧装置和夹具体1。其中夹具体1、紧固螺母10、压板9、弹簧14、导向柱8、支撑柱8、止推螺母6构成夹紧装置,导向柱8下端通过螺纹连接固定在夹具体1底板上,在旋合处上方旋入一个止推螺母6,导向柱8上端依次穿过弹簧14、压板9、紧固螺母10,其中导向柱8上端穿过压板9的腰孔30同紧固螺母10部分固定压板9。一对平行支撑板2和一个垂直支撑板2构成一组支撑装置,安装时一对支撑板平行排布放置在距中轴线90mm处另一个支撑板垂直前一对支撑板放置,如图5所示支撑板2上加工有一对沉头孔18,两沉头孔相距120mm。如图2中支撑板2通过螺纹连接固定在夹具体1底板上。如图3所示压板9中部加工有腰孔30,腰孔30宽度大于导向柱8上端直径不超过0.5mm。定位板4和定位圆柱5构成本夹具的定位装置,定位板4通过两根螺钉二13固定在定位座3上,定位座3通过两根销11和四根螺钉一12固定在夹具体1上。定位圆柱3安置在上压板9的下方且定位圆柱3下端加工有螺纹用以旋合固定到夹具体1上。如图4所示压板后部加工有导向槽16前部加工有腰孔17。使用时先将紧固螺母10往上旋,压板9处于不工作状态将两个压板9沿导向槽16向外滑动至极限位置,此时夹具处于打开状态,将机器人底座放置在三个支撑板2上,工件15左侧面贴合到定位板4上,后侧面贴合到定位圆柱5外表面。将两个压板9沿导向槽16向内滑动至极限位置,此时两个压板9位于工件15上方,向下旋紧紧固螺母10提供压紧力使压板9压紧工件15,从而使工件15达到完全约束。本装置可以稳定的夹持机器人底座方便对方形底面的铣、钻、铰、攻丝加工处理,每次装夹工件位置相同,一次装夹可完成对底面的铣、钻、铰、攻丝工作效率高,结构简单夹紧操作方便,夹具使用寿命长工件的稳定性高。 As shown in Figure 1, Figure 2, and Figure 3, a special fixture for processing the square bottom of the robot base consists of a parts clamp body 1, a fastening nut 10, a pressure plate 9, a spring 14, a guide column 8, a support column 7, a thrust The nut 6, the support plate 2, the positioning cylinder 5 and the positioning plate 4 are combined, and mainly include a positioning device, a supporting device, a clamping device and a clamping body 1. Wherein clamp body 1, fastening nut 10, pressure plate 9, spring 14, guide column 8, support column 8, thrust nut 6 constitute the clamping device, and the lower end of guide column 8 is fixed on the base plate of clamp body 1 by screw connection, A thrust nut 6 is screwed into the top of the joint, and the upper end of the guide post 8 passes through the spring 14, the pressing plate 9, and the fastening nut 10 in turn, wherein the upper end of the guiding post 8 passes through the waist hole 30 of the pressing plate 9 and fixes the pressing plate with the fastening nut 10 9. A pair of parallel support plates 2 and a vertical support plate 2 form a set of support devices. When installing, a pair of support plates are arranged in parallel and placed at a distance of 90 mm from the central axis, and the other support plate is placed perpendicular to the previous pair of support plates, as shown in Figure 5. A pair of countersunk holes 18 are processed on the supporting plate 2, and the distance between the two countersunk holes is 120mm. As shown in Figure 2, the support plate 2 is fixed on the bottom plate of the clamp body 1 through screw connection. As shown in Figure 3, the central part of the pressing plate 9 is processed with a waist hole 30, and the width of the waist hole 30 is greater than the diameter of the upper end of the guide post 8 and does not exceed 0.5mm. The positioning plate 4 and the positioning cylinder 5 constitute the positioning device of the fixture, the positioning plate 4 is fixed on the positioning seat 3 by two screws 13, and the positioning seat 3 is fixed on the clamp body 1 by two pins 11 and four screws 12 . The positioning cylinder 3 is arranged below the upper platen 9 and the lower end of the positioning cylinder 3 is processed with threads for screwing and fixing to the clamp body 1 . As shown in Figure 4, the rear portion of the pressing plate is processed with a guide groove 16 and a waist hole 17 is processed at the front portion. When in use, first turn the fastening nut 10 up, and the pressure plate 9 is in a non-working state. Slide the two pressure plates 9 outward along the guide groove 16 to the limit position. At this time, the clamp is in an open state, and the robot base is placed on the three support plates. 2, the left side of the workpiece 15 is attached to the positioning plate 4, and the rear side is attached to the outer surface of the positioning cylinder 5. Slide the two pressure plates 9 inwardly along the guide groove 16 to the extreme position, and now the two pressure plates 9 are located above the workpiece 15, and tighten the fastening nut 10 downwards to provide a pressing force to make the pressure plate 9 compress the workpiece 15, so that the workpiece 15 to achieve full constraint. This device can stably clamp the robot base to facilitate the milling, drilling, reaming and tapping processing of the square bottom surface. The position of the workpiece is the same for each clamping, and the milling, drilling, reaming and tapping work on the bottom surface can be completed in one clamping. High efficiency, simple structure, convenient clamping operation, long service life of the fixture and high stability of the workpiece.
上述的夹紧装置仅仅是为了说明发明的实施方式而采用的一个优选的例子,所属技术领域的技术人员可以理解,该夹紧装置还可以采用多种现有技术中已知的夹紧方式,例如手动凸轮快速夹紧装置,联合快速夹紧装置等的夹紧装置来替代。 The above-mentioned clamping device is only a preferred example used to illustrate the embodiment of the invention, and those skilled in the art can understand that the clamping device can also adopt various clamping methods known in the prior art, Such as manual cam quick clamping device, joint quick clamping device and other clamping devices instead.
Claims (7)
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104668985A (en) * | 2014-08-10 | 2015-06-03 | 安徽工程大学 | Special clamp for machining square bottom surface of robot base |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104668985A (en) * | 2014-08-10 | 2015-06-03 | 安徽工程大学 | Special clamp for machining square bottom surface of robot base |
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