CN105345034B - Cardan shaft rod end facing changement - Google Patents
Cardan shaft rod end facing changement Download PDFInfo
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- CN105345034B CN105345034B CN201510841214.6A CN201510841214A CN105345034B CN 105345034 B CN105345034 B CN 105345034B CN 201510841214 A CN201510841214 A CN 201510841214A CN 105345034 B CN105345034 B CN 105345034B
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- thimble
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
- B23B5/08—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor for turning axles, bars, rods, tubes, rolls, i.e. shaft-turning lathes, roll lathes; Centreless turning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B25/00—Accessories or auxiliary equipment for turning-machines
- B23B25/06—Measuring, gauging, or adjusting equipment on turning-machines for setting-on, feeding, controlling, or monitoring the cutting tools or work
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- Engineering & Computer Science (AREA)
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Abstract
本发明公开了一种万向节传动轴杆端面车削换向机构，包括轴线水平且共线设置的加工端顶针和固定端顶针，所述加工端顶针和所述固定端顶针之间设置有旋转夹持盘，所述旋转夹持盘的轴线水平且垂直于所述加工端顶针和所述固定端顶针的轴线，所述旋转夹持盘的上设置有传动轴杆夹具；所述加工端顶针和所述固定端顶针之间的连线中点为对称中心点，所述旋转夹持盘的轴线位于所述对称中心点和所述固定端顶针之间；所述加工端顶针和所述固定端顶针之间设置有半圆形结构的调整挡板，所述调整挡板的直径与需要加工的传动轴杆长度相同，所述调整挡板的一端位于所述加工端顶针的末端下方，所述调整挡板的另一端位于所述固定端顶针的末端下方。
The invention discloses a turning and reversing mechanism for the end surface of a universal joint transmission shaft rod, which comprises a processing end thimble and a fixed end thimble arranged on the same line with the axis horizontal, and a rotating thimble is arranged between the processing end thimble and the fixed end thimble. Clamping disc, the axis of the rotating clamping disc is horizontal and perpendicular to the axes of the processing end thimble and the fixed end thimble, and a transmission shaft clamp is arranged on the rotating clamping disc; the processing end thimble The midpoint of the line between the fixed end thimble and the fixed end thimble is the symmetrical center point, and the axis of the rotating clamping disc is located between the symmetrical center point and the fixed end thimble; the processing end thimble and the fixed end thimble An adjustment baffle with a semicircular structure is arranged between the end thimbles. The diameter of the adjustment baffle is the same as the length of the transmission shaft to be processed. One end of the adjustment baffle is located below the end of the processing end thimble. The other end of the adjustment baffle is located below the end of the thimble at the fixed end.
Description
技术领域technical field
本发明涉及一种万向节传动轴杆端面车削换向机构，属于轿车驱动轴用等速万向节产品制造技术领域。The invention relates to a turning and reversing mechanism for the end face of a universal joint transmission shaft rod, which belongs to the technical field of manufacturing constant velocity universal joint products for car drive shafts.
背景技术Background technique
万向节传动轴杆的加工过程主要包括滚光、下料、铣端面和精车外形，其中精车外形步骤主要用于进行万向节传动轴杆两端的车光轴加工；在常规的万向节传动轴杆两端车加工工艺中，完成万向节传动轴杆一端的加工后，需要人工旋转工件进行万向节传动轴杆另一端的车加工，通过机械手夹持并旋转万向节传动轴杆的主要缺陷在于，如果夹持不紧则无法自动旋转万向节传动轴杆，夹持过紧则万向节传动轴杆的同心度难以控制，从而不利于车床两端的顶针夹持万向节传动轴杆；此外，机械手夹持部位的加工较为困难。The processing process of the universal joint transmission shaft mainly includes rolling, blanking, milling end face and finish turning shape. In the turning process of both ends of the drive shaft of the universal joint, after the processing of one end of the drive shaft of the universal joint is completed, the workpiece needs to be manually rotated to process the other end of the drive shaft of the universal joint, and the universal joint is clamped and rotated by the manipulator The main defect of the transmission shaft is that if the clamping is not tight, the universal joint transmission shaft cannot be automatically rotated. If the clamping is too tight, the concentricity of the universal joint transmission shaft is difficult to control, which is not conducive to the clamping of the thimble at both ends of the lathe. Universal joint transmission shaft; in addition, the machining of the clamping part of the manipulator is relatively difficult.
发明内容Contents of the invention
本发明正是针对现有技术存在的不足，提供一种万向节传动轴杆端面车削换向机构，能够夹持住万向节传动轴杆进行旋转，且可以方便地加工夹持部位，满足实际使用要求。The present invention is aimed at the deficiencies of the prior art, and provides a universal joint transmission shaft end surface turning reversing mechanism, which can clamp the universal joint transmission shaft for rotation, and can conveniently process the clamping part to meet the requirements of actual use requirements.
为解决上述问题，本发明所采取的技术方案如下：In order to solve the above problems, the technical scheme adopted in the present invention is as follows:
一种万向节传动轴杆端面车削换向机构，包括：轴线水平且共线设置的加工端顶针和固定端顶针，所述加工端顶针和所述固定端顶针之间设置有旋转夹持盘，所述旋转夹持盘的轴线水平且垂直于所述加工端顶针和所述固定端顶针的轴线，所述旋转夹持盘上设置有传动轴杆夹具；所述加工端顶针和所述固定端顶针之间的连线中点为对称中心点，所述旋转夹持盘的轴线位于所述对称中心点和所述固定端顶针之间；A turning and reversing mechanism for the end surface of a universal joint transmission shaft rod, comprising: a processing end thimble and a fixed end thimble arranged on a horizontal axis and collinearly arranged, and a rotating clamping disc is arranged between the processing end thimble and the fixed end thimble , the axis of the rotating clamping disc is horizontal and perpendicular to the axes of the processing end thimble and the fixed end thimble, and the rotating clamping disc is provided with a transmission shaft clamp; the processing end thimble and the fixed end thimble The midpoint of the connecting line between the end thimbles is the center point of symmetry, and the axis of the rotating clamping disc is located between the center point of symmetry and the thimble at the fixed end;
所述加工端顶针和所述固定端顶针之间设置有半圆形结构的调整挡板，所述调整挡板的直径与需要加工的传动轴杆长度相同，所述调整挡板的一端位于所述加工端顶针的末端下方，所述调整挡板的另一端位于所述固定端顶针的末端下方，且所述调整挡板可以上下移动。A semicircular adjustment baffle is set between the processing end thimble and the fixed end thimble. The diameter of the adjustment baffle is the same as the length of the transmission shaft to be processed. One end of the adjustment baffle is located at the The other end of the adjustment baffle is located below the end of the fixed end thimble, and the adjustment baffle can move up and down.
作为上述技术方案的改进，所述传动轴杆夹具为两个且对称设置于所述旋转夹持盘的轴线水平两侧，且两个所述传动轴杆夹具均位于所述对称中心点和所述固定端顶针之间。As an improvement of the above technical solution, there are two transmission shaft clamps and they are arranged symmetrically on both sides of the horizontal axis of the rotating clamping disc, and the two transmission shaft clamps are located between the symmetrical center point and the Between the fixed end thimbles.
作为上述技术方案的改进，所述对称中心点和所述加工端顶针之间设置有加工刀具。As an improvement of the above technical solution, a processing tool is provided between the center of symmetry and the ejector pin at the processing end.
本发明与现有技术相比较，本发明的实施效果如下：The present invention compares with prior art, and implementation effect of the present invention is as follows:
本发明所述的万向节传动轴杆端面车削换向机构，夹持留有一定余量便于万向节传动轴杆调节同心度，从而利于车床两端的顶针夹持万向节传动轴杆；且能够夹持住万向节传动轴杆进行旋转，并可以方便地加工夹持部位。According to the turning and reversing mechanism of the end surface of the universal joint transmission shaft rod of the present invention, a certain margin is left in the clamping to facilitate the adjustment of the concentricity of the universal joint transmission shaft rod, thereby facilitating the clamping of the universal joint transmission shaft rod by the thimbles at both ends of the lathe; and The universal joint transmission shaft can be clamped for rotation, and the clamping part can be conveniently processed.
附图说明Description of drawings
图1为本发明所述的万向节传动轴杆端面车削换向机构换向前的结构示意图；Fig. 1 is a schematic diagram of the structure of the universal joint transmission shaft end face turning reversing mechanism before reversing according to the present invention;
图2为本发明所述的万向节传动轴杆端面车削换向机构换向后的结构示意图。Fig. 2 is a schematic diagram of the structure of the end face turning and reversing mechanism of the universal joint transmission shaft rod according to the present invention after reversing.
具体实施方式detailed description
下面将结合具体的实施例来说明本发明的内容。The content of the present invention will be described below in conjunction with specific embodiments.
如图1和图2所示，为本发明所述的万向节传动轴杆端面车削换向机构结构示意图。本实用新型所述万向节传动轴杆端面车削换向机构，包括：轴线水平且共线设置的加工端顶针1和固定端顶针2，所述加工端顶针1和所述固定端顶针2之间设置有旋转夹持盘3，所述旋转夹持盘3的轴线水平且垂直于所述加工端顶针1和所述固定端顶针2的轴线，所述旋转夹持盘3上设置有传动轴杆夹具4；所述加工端顶针1和所述固定端顶针2之间的连线中点为对称中心点，所述旋转夹持盘3的轴线位于所述对称中心点和所述固定端顶针2之间；所述加工端顶针1和所述固定端顶针2之间设置有半圆形结构的调整挡板5，所述调整挡板5的直径与需要加工的传动轴杆长度相同，所述调整挡板5的一端位于所述加工端顶针1的末端下方，所述调整挡板5的另一端位于所述固定端顶针2的末端下方，且所述调整挡板5可以上下移动。优选地，所述传动轴杆夹具4为两个且对称设置于所述旋转夹持盘3的轴线水平两侧，且两个所述传动轴杆夹具4均位于所述对称中心点和所述固定端顶针2之间。具体地，所述对称中心点和所述加工端顶针1之间设置有加工刀具6。As shown in Fig. 1 and Fig. 2, it is a structural schematic diagram of the turning and reversing mechanism of the universal joint transmission shaft end face according to the present invention. The turning reversing mechanism of the end surface of the universal joint transmission shaft rod described in the utility model includes: the processing end thimble 1 and the fixed end thimble 2 arranged on the same line with the axis line, the difference between the processing end thimble 1 and the fixed end thimble 2 A rotating clamping disc 3 is arranged between them, the axis of the rotating clamping disc 3 is horizontal and perpendicular to the axis of the processing end thimble 1 and the fixed end thimble 2, and the rotating clamping disc 3 is provided with a transmission shaft Rod clamp 4; the midpoint of the line between the processing end thimble 1 and the fixed end thimble 2 is the center point of symmetry, and the axis of the rotating clamping disc 3 is located between the center point of symmetry and the thimble at the fixed end 2; between the processing end thimble 1 and the fixed end thimble 2, an adjustment baffle 5 with a semicircular structure is arranged, and the diameter of the adjustment baffle 5 is the same as the length of the transmission shaft to be processed. One end of the adjustment baffle 5 is located below the end of the processing end thimble 1 , the other end of the adjustment baffle 5 is located below the end of the fixed end thimble 2 , and the adjustment baffle 5 can move up and down. Preferably, there are two transmission shaft clamps 4 and they are arranged symmetrically on both sides of the horizontal axis of the rotating clamping disc 3, and the two transmission shaft clamps 4 are located between the symmetrical center point and the Between the thimble pins 2 at the fixed end. Specifically, a processing tool 6 is provided between the center of symmetry and the ejector pin 1 at the processing end.
如图1所示，所述加工端顶针1和所述固定端顶针2相互远离退让，同时换向前所述调整挡板5上移，使所述调整挡板5的直径弦与需要加工的传动轴杆重合，然后，所述旋转夹持盘3带动传动轴杆旋转，传动轴杆的已完成加工的一端向下运动并从所述加工端顶针1旋转至所述固定端顶针2，在所述调整挡板5的作用下，传动轴杆在传动轴杆夹具4中移动，且已完成加工的一端缩短，而未加工的一端伸长，最终如图2所示，传动轴杆完成180°旋转，所述调整挡板5下移，所述加工端顶针1和所述固定端顶针2相向运动夹持住传动轴杆进行另一端的加工。As shown in Figure 1, the processing end thimble 1 and the fixed end thimble 2 are far away from each other, and at the same time, the adjustment baffle 5 moves up before switching, so that the diameter chord of the adjustment baffle 5 is in line with the chord to be processed. The transmission shafts overlap, and then, the rotating clamping disc 3 drives the transmission shaft to rotate, and one end of the transmission shaft that has been processed moves downward and rotates from the processing end thimble 1 to the fixed end thimble 2. Under the action of the adjustment baffle 5, the transmission shaft moves in the transmission shaft fixture 4, and the processed end is shortened, while the unprocessed end is elongated. Finally, as shown in Figure 2, the transmission shaft completes 180° Rotate, the adjustment baffle 5 moves down, the processing end thimble 1 and the fixed end thimble 2 move towards each other to clamp the transmission shaft to process the other end.
以上内容是结合具体的实施例对本发明所作的详细说明，不能认定本发明具体实施仅限于这些说明。对于本发明所属技术领域的技术人员来说，在不脱离本实用新型构思的前提下，还可以做出若干简单推演或替换，都应当视为属于本发明保护的范围。The above content is a detailed description of the present invention in conjunction with specific embodiments, and it cannot be assumed that the specific implementation of the present invention is limited to these descriptions. For those skilled in the technical field of the present invention, without departing from the concept of the present utility model, some simple deduction or substitutions can be made, which should be considered as belonging to the protection scope of the present invention.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510841214.6A CN105345034B (en) | 2015-11-28 | 2015-11-28 | Cardan shaft rod end facing changement |
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| CN201510841214.6A CN105345034B (en) | 2015-11-28 | 2015-11-28 | Cardan shaft rod end facing changement |
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| CN105345034A CN105345034A (en) | 2016-02-24 |
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| CN108015637A (en) * | 2016-11-14 | 2018-05-11 | 丽水市天顺导轨制造有限公司 | A kind of nut water chestnut sanding apparatus |
| CN109226792B (en) * | 2018-08-31 | 2020-04-10 | 津上精密机床（浙江）有限公司 | Automatic reversing device for cross-shaped workpiece |
| CN115716228B (en) * | 2021-09-06 | 2025-06-13 | 佛山市浒鑫精密钣金制品有限公司 | A grinding method for a reversing grinding device |
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| JP2009095899A (en) * | 2007-10-15 | 2009-05-07 | Ktec Co Ltd | Rotating center |
| CN101574743B (en) * | 2008-05-06 | 2012-05-23 | 上海重型机器厂有限公司 | Machine tool and method for machining over-long diameter ratio shaft exceeding machine tool standard |
| KR100933872B1 (en) * | 2009-06-03 | 2009-12-24 | 김영길 | Spindle clamping jig for precision instrument parts |
| CN102773723B (en) * | 2012-08-07 | 2015-05-06 | 中国南方航空工业(集团)有限公司 | Auxiliary support device for processing long shaft part with grooved excircle |
| CN104015063A (en) * | 2014-06-20 | 2014-09-03 | 泰安海威数控机床有限公司 | Conveniently adjustable central frame |
| CN205165894U (en) * | 2015-11-28 | 2016-04-20 | 芜湖天金机械有限公司 | Cardan drive shaft pole facing reversing mechanism |
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Denomination of invention: Cardan shaft lever end face turning reversing mechanism Effective date of registration: 20200427 Granted publication date: 20170531 Pledgee: CITIC Bank Limited by Share Ltd. Wuhu branch Pledgor: WUHU TIANJIN MACHINERY Co.,Ltd. Registration number: Y2020980001847 |
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Denomination of invention: Universal joint transmission shaft end face turning reversing mechanism Effective date of registration: 20230609 Granted publication date: 20170531 Pledgee: Bank of China Limited by Share Ltd. Wuhu branch Pledgor: WUHU TIANJIN MACHINERY Co.,Ltd. Registration number: Y2023980043378 |
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Granted publication date: 20170531 Pledgee: Bank of China Limited by Share Ltd. Wuhu branch Pledgor: WUHU TIANJIN MACHINERY Co.,Ltd. Registration number: Y2023980043378 |
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Denomination of invention: Universal joint transmission shaft end face turning reversing mechanism Granted publication date: 20170531 Pledgee: Bank of China Limited by Share Ltd. Wuhu branch Pledgor: WUHU TIANJIN MACHINERY Co.,Ltd. Registration number: Y2025980020851 |