CN110180984A - A kind of fixture for frame crossbeam - Google Patents
A kind of fixture for frame crossbeam Download PDFInfo
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- CN110180984A CN110180984A CN201811205877.9A CN201811205877A CN110180984A CN 110180984 A CN110180984 A CN 110180984A CN 201811205877 A CN201811205877 A CN 201811205877A CN 110180984 A CN110180984 A CN 110180984A
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- clamping device
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- 238000013461 design Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/38—Accessories for use in connection with riveting, e.g. pliers for upsetting; Hand tools for riveting
- B21J15/42—Special clamping devices for workpieces to be riveted together, e.g. operating through the rivet holes
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- Sampling And Sample Adjustment (AREA)
Abstract
一种用于汽车车架横梁的夹具，它包括工作台(10)、长横梁定位夹紧工装(101)和短横梁定位夹紧工装(102)，所述工作台(10)分为长横梁工作区域和短横梁工作区域，本发明优点是：通过本装置可实现快速夹紧的目的，简单方便，使用效率高。
A fixture for a beam of an automobile frame, comprising a workbench (10), a long beam positioning and clamping tool (101) and a short beam positioning and clamping tool (102), the workbench (10) is divided into long beams The working area and the short beam working area, the advantages of the present invention are: the purpose of fast clamping can be realized through the device, which is simple and convenient, and has high use efficiency.
Description
技术领域technical field
本发明涉及汽车零部件加工设备领域，具体涉及一种用于汽车车架横梁的夹具。The invention relates to the field of processing equipment for automobile parts, in particular to a clamp used for a beam of an automobile frame.
背景技术Background technique
目前，车架一般由纵梁和横梁组成。其形式主要有边梁式和中梁式两种，横梁用来保证车架的扭转刚度和承受纵向载荷，还可以支撑汽车上的主要部件。边梁式车架的结构特点是便于安装驾驶室、车厢及一些特种装备和布置其他总成，有利于改装变型车和发展多品种汽车。横梁不仅用来保证车架的扭转刚度和承受纵向载荷，而且还可以支撑汽车上的主要部件。通常有2~3根横梁，有时会更多。边梁式车架的结构特点是便于安装驾驶室、车厢及一些特种装备和布置其他总成，有利于改装变型车和发展多品种汽车，现设计的横梁需要一根长横梁和一根短横梁进行组合，而现有的没有专门针对该设计的工装。At present, the vehicle frame is generally composed of longitudinal beams and beams. There are mainly two types of side beam type and middle beam type. The beam is used to ensure the torsional stiffness of the frame and bear the longitudinal load, and can also support the main components of the car. The structural feature of the side beam frame is that it is convenient to install the driver's cab, compartment and some special equipment and arrange other assemblies, which is conducive to refitting variant vehicles and developing multiple varieties of vehicles. The beam is not only used to ensure the torsional rigidity of the frame and bear the longitudinal load, but also supports the main components on the car. Usually there are 2-3 beams, sometimes more. The structural feature of the side beam frame is that it is convenient to install the driver's cab, carriage and some special equipment and arrange other assemblies, which is conducive to the modification of modified vehicles and the development of various types of vehicles. The current design of the beam requires a long beam and a short beam combination, and there is no existing tooling specifically for this design.
发明内容Contents of the invention
本发明的目的就是针对目前上述之不足，而提供一种用于汽车车架横梁的夹具。The object of the present invention is to provide a clamp for the crossbeam of the frame of the automobile to solve the above-mentioned deficiencies at present.
本发明包括工作台、长横梁定位夹紧工装和短横梁定位夹紧工装，所述工作台分为长横梁工作区域和短横梁工作区域，The invention includes a workbench, a long beam positioning and clamping tool and a short beam positioning and clamping tool, and the workbench is divided into a long beam working area and a short beam working area,
长横梁定位夹紧工装包括第一夹紧装置、第二夹紧装置、第三夹紧装置和第四夹紧装置，第一夹紧装置、第二夹紧装置、第三夹紧装置和第四夹紧装置位于工作台的长横梁工作区域内，并依次分布在长横梁工作台上，The long beam positioning and clamping tool includes a first clamping device, a second clamping device, a third clamping device and a fourth clamping device, and the first clamping device, the second clamping device, the third clamping device and the fourth clamping device The four clamping devices are located in the long beam working area of the workbench, and are distributed on the long beam workbench in sequence,
短横梁定位夹紧工装包括第五夹紧装置、第六夹紧装置和第七夹紧装置，第五夹紧装置、第六夹紧装置和第七夹紧装置位于工作台的短横梁工作区域内，并依次分布在短横梁工作区域上，The short beam positioning clamping device includes the fifth clamping device, the sixth clamping device and the seventh clamping device, and the fifth clamping device, the sixth clamping device and the seventh clamping device are located in the short beam working area of the workbench inside, and in turn distributed on the short beam working area,
第一夹紧装置、第二夹紧装置、第三夹紧装置、第四夹紧装置、五夹紧装置、第六夹紧装置和第七夹紧装置均包括气缸、固定座、活动座和一对夹板，The first clamping device, the second clamping device, the third clamping device, the fourth clamping device, the fifth clamping device, the sixth clamping device and the seventh clamping device all include a cylinder, a fixed seat, a movable seat and a pair of splints,
固定座上设置有用于支撑长横梁卷边的下支撑块和下支撑座，活动座一端上设置有用于压紧长横梁卷边的上压紧块和上压紧座，固定座均通过支架可拆卸式的安装在工作台上，活动座通过至少一对螺栓安装在一对夹板之间的一端，一对夹板之间的另一端位于固定座上，并通过销轴连接，气缸通过气缸安装座和销轴安装在固定座上，气缸的动力输出轴与活动座的另一端通过销轴连接，并通过气缸和活动座的另一端带动活动座以一对夹板上的销轴为中心转动，以实现当气缸移动时活动座一端上的上压紧块和上压紧座与固定座上的下支撑块和下支撑座的位置对应，The fixed seat is provided with a lower support block and a lower support seat for supporting the curling of the long beam, and one end of the movable seat is provided with an upper pressing block and an upper pressing seat for pressing the curling of the long beam. It is disassembled and installed on the workbench. The movable seat is installed at one end between a pair of splints through at least one pair of bolts. The other end between the pair of splints is located on the fixed seat and connected by a pin shaft. The cylinder passes through the cylinder mounting seat. And the pin shaft is installed on the fixed seat, the power output shaft of the cylinder is connected with the other end of the movable seat through the pin shaft, and the other end of the cylinder and the movable seat drives the movable seat to rotate around the pin shaft on the pair of splints, so as to Realize that when the cylinder moves, the upper pressing block and the upper pressing seat on one end of the movable seat correspond to the positions of the lower supporting block and the lower supporting seat on the fixed seat,
所述第一夹紧装置还包括第一拉铆枪头固定座和第一插销，第一拉铆枪头固定座和第一插销分别安装在第一夹紧机构夹紧装置的活动座和固定座一侧，The first clamping device also includes a first rivet gun head fixing seat and a first bolt, and the first rivet gun head fixing seat and the first bolt are installed on the movable seat and the fixed seat of the clamping device of the first clamping mechanism respectively. seat side,
所述第二夹紧装置还包括第二四个拉铆枪头固定座，第二四个拉铆枪头固定座分别通过支架安装在第二夹紧机构夹紧装置的活动座上，且第二四个拉铆枪头固定座的其中三个拉铆枪头固定座位于第二夹紧机构夹紧装置的活动座一侧，The second clamping device also includes the second four rivet gun head fixing seats, the second four rivet gun head fixing seats are respectively installed on the movable seat of the clamping device of the second clamping mechanism through the bracket, and the first Three of the two or four riveting gun head fixing seats are located on the side of the movable seat of the clamping device of the second clamping mechanism,
所述第三夹紧装置还包括第三三个拉铆枪头固定座和第三插销，第三插销和第三三个拉铆枪头固定座分别通过支架安装在第三夹紧机构夹紧装置的固定座和活动座上，The third clamping device also includes the third three rivet gun head fixing seats and the third bolt, and the third bolt and the third three rivet gun head fixing seats are installed on the third clamping mechanism through the bracket and clamped respectively. On the fixed seat and movable seat of the device,
所述第四夹紧装置还包括第四拉铆枪头固定座，第四拉铆枪头固定座通过支架安装在第四夹紧机构夹紧装置的活动座上，The fourth clamping device also includes a fourth rivet gun head fixing seat, the fourth rivet gun head fixing seat is installed on the movable seat of the clamping device of the fourth clamping mechanism through a bracket,
所述第五夹紧装置还包括第五插销和第五拉铆枪头固定座，第五插销和第五拉铆枪头固定座分别通过支架安装在第五夹紧机构夹紧装置的固定座和活动座上，The fifth clamping device also includes a fifth pin and a fifth rivet head fixing seat, and the fifth pin and the fifth rivet gun head fixing seat are respectively installed on the fixing seats of the clamping device of the fifth clamping mechanism through brackets and the deck,
所述第七夹紧装置还包括第七插销和第七拉铆枪头固定座，第七插销和第七拉铆枪头固定座分别通过支架安装在第七夹紧机构夹紧装置的固定座和活动座上，The seventh clamping device also includes the seventh pin and the seventh fixing seat of the riveting gun head, and the seventh pin and the seventh fixing base of the riveting gun head are respectively installed on the fixing seat of the clamping device of the seventh clamping mechanism through a bracket and the deck,
所述拉铆枪头固定座是一个中心开有通孔的拉铆枪头固定座。The rivet gun head fixing seat is a rivet gun head fixing seat with a through hole in the center.
所述第一拉铆枪头固定座通过支架倾斜状安装在第一夹紧装置的活动座上，The first rivet head fixing seat is installed obliquely on the movable seat of the first clamping device through the bracket,
第二拉铆枪头固定座的其中三个拉铆枪头固定座通过支架倾斜状安装在第二夹紧装置的活动座上，另一个拉铆枪头固定座呈水平状安装在第二夹紧装置的活动座上，Three of the second riveting gun head fixing seats are installed obliquely on the movable seat of the second clamping device through the bracket, and the other riveting gun head fixing seat is installed horizontally on the second clamping device. On the movable seat of the tightening device,
第三三个拉铆枪头固定座呈水平状安装在第三夹紧装置的活动座上，The third and third fixing seats of the riveting gun head are horizontally installed on the movable seat of the third clamping device,
第四拉铆枪头固定座呈水平状安装在第四夹紧装置的活动座上，The fourth blind rivet head fixing seat is horizontally installed on the movable seat of the fourth clamping device,
第五拉铆枪头固定座呈水平状安装在第五夹紧装置的活动座上，The fixing seat of the fifth rivet gun head is horizontally installed on the movable seat of the fifth clamping device,
第七拉铆枪头固定座呈垂直状安装在第七夹紧装置的活动座上。The seventh blind rivet head fixing seat is vertically installed on the movable seat of the seventh clamping device.
拉铆枪头固定座是具有一个枪头穿过区域的拉铆枪头固定座，且该枪头穿过区域中心处的对应处均设置有与拉铆枪头固定座对应且端面形成角度一致的拉铆支撑柱。The rivet head fixing seat is a rivet head fixing seat with a rivet head passing area, and the corresponding position at the center of the rivet head passing area is provided with a rivet head corresponding to the rivet head fixing seat and the angle of the end surface is consistent. riveted support columns.
本发明优点是：通过本装置可实现快速夹紧的目的，简单方便，使用效率高。The invention has the advantages that: the purpose of fast clamping can be realized through the device, which is simple and convenient, and has high use efficiency.
附 图 说 明Description of drawings
图1是本发明结构示意图。Fig. 1 is a schematic diagram of the structure of the present invention.
图2是侧视图结构示意图。Fig. 2 is a schematic diagram of a side view structure.
图3是长横梁定位夹紧工装结构示意图。Fig. 3 is a schematic diagram of the structure of the positioning and clamping tool for the long beam.
图4是夹紧装置结构示意图。Fig. 4 is a schematic diagram of the structure of the clamping device.
图5是第一夹紧装置结构示意图。Fig. 5 is a schematic structural diagram of the first clamping device.
图6是第二夹紧装置结构示意图。Fig. 6 is a schematic structural diagram of the second clamping device.
图7是第三夹紧装置结构示意图。Fig. 7 is a schematic structural diagram of the third clamping device.
图8是第四夹紧装置结构示意图。Fig. 8 is a schematic structural diagram of the fourth clamping device.
图9是短横梁定位夹紧工装结构示意图。Fig. 9 is a schematic diagram of the structure of the positioning and clamping tool for the short beam.
图10是第五夹紧装置结构示意图。Fig. 10 is a schematic structural diagram of the fifth clamping device.
图11是第六夹紧装置6结构示意图。FIG. 11 is a schematic structural view of the sixth clamping device 6 .
图12是第七夹紧装置7结构示意图。FIG. 12 is a schematic structural diagram of the seventh clamping device 7 .
具体实施方式Detailed ways
如图所示，本发明包括工作台10、长横梁定位夹紧工装101和短横梁定位夹紧工装102，所述工作台10分为长横梁工作区域和短横梁工作区域，As shown in the figure, the present invention includes a workbench 10, a long beam positioning and clamping tool 101 and a short beam positioning and clamping tool 102. The workbench 10 is divided into a long beam working area and a short beam working area,
长横梁定位夹紧工装101包括第一夹紧装置1、第二夹紧装置2、第三夹紧装置3和第四夹紧装置4，第一夹紧装置1、第二夹紧装置2、第三夹紧装置3和第四夹紧装置4位于工作台10的长横梁工作区域内，并依次分布在长横梁工作台10上，The long beam positioning and clamping tool 101 includes a first clamping device 1, a second clamping device 2, a third clamping device 3 and a fourth clamping device 4, the first clamping device 1, the second clamping device 2, The third clamping device 3 and the fourth clamping device 4 are located in the long beam working area of the workbench 10, and are sequentially distributed on the long beam workbench 10,
短横梁定位夹紧工装102包括第五夹紧装置5、第六夹紧装置6和第七夹紧装置7，第五夹紧装置5、第六夹紧装置6和第七夹紧装置7位于工作台10的短横梁工作区域内，并依次分布在短横梁工作区域上，The short beam positioning and clamping tool 102 includes the fifth clamping device 5, the sixth clamping device 6 and the seventh clamping device 7, and the fifth clamping device 5, the sixth clamping device 6 and the seventh clamping device 7 are located at In the short beam working area of the workbench 10, and sequentially distributed on the short beam working area,
第一夹紧装置1、第二夹紧装置2、第三夹紧装置3、第四夹紧装置4、五夹紧装置、第六夹紧装置6和第七夹紧装置7均包括气缸81、固定座82、活动座83和一对夹板84，The first clamping device 1, the second clamping device 2, the third clamping device 3, the fourth clamping device 4, the fifth clamping device, the sixth clamping device 6 and the seventh clamping device 7 all include a cylinder 81 , a fixed seat 82, a movable seat 83 and a pair of splints 84,
固定座82上设置有用于支撑长横梁卷边的下支撑块821和下支撑座822，活动座83一端上设置有用于压紧长横梁卷边的上压紧块831和上压紧座832，固定座82均通过支架可拆卸式的安装在工作台10上，活动座83通过至少一对螺栓安装在一对夹板84之间的一端，一对夹板84之间的另一端位于固定座82上，并通过销轴连接，气缸81通过气缸81安装座和销轴安装在固定座82上，气缸81的动力输出轴与活动座83的另一端通过销轴连接，并通过气缸81和活动座83的另一端带动活动座83以一对夹板84上的销轴为中心转动，以实现当气缸81移动时活动座83一端上的上压紧块831和上压紧座832与固定座82上的下支撑块821和下支撑座822的位置对应，The fixed seat 82 is provided with a lower support block 821 and a lower support seat 822 for supporting the curling of the long beam, and one end of the movable seat 83 is provided with an upper pressing block 831 and an upper pressing seat 832 for pressing the curling of the long beam. The fixed bases 82 are detachably mounted on the workbench 10 through brackets, the movable base 83 is installed at one end between a pair of splints 84 through at least one pair of bolts, and the other end between the pair of splints 84 is located on the fixed base 82 , and connected by a pin shaft, the cylinder 81 is installed on the fixed seat 82 through the cylinder 81 mounting seat and the pin shaft, the power output shaft of the cylinder 81 is connected with the other end of the movable seat 83 through the pin shaft, and passes through the cylinder 81 and the movable seat 83 The other end of the movable seat 83 drives the pin shaft on the pair of splints 84 to rotate as the center, so as to realize the upper pressing block 831 on the movable seat 83 one end and the upper pressing seat 832 and the fixed seat 82 when the cylinder 81 moves. The positions of the lower support block 821 and the lower support seat 822 are corresponding,
所述第一夹紧装置1还包括第一拉铆枪头固定座11和第一插销12，第一拉铆枪头固定座11和第一插销12分别安装在第一夹紧机构夹紧装置的活动座83和固定座82一侧，The first clamping device 1 also includes a first rivet gun head fixing seat 11 and a first bolt 12, and the first rivet gun head fixing seat 11 and the first bolt 12 are installed on the clamping device of the first clamping mechanism respectively. One side of the movable seat 83 and the fixed seat 82,
所述第二夹紧装置2还包括第二四个拉铆枪头固定座21，第二四个拉铆枪头固定座21分别通过支架安装在第二夹紧机构夹紧装置的活动座83上，且第二四个拉铆枪头固定座21的其中三个拉铆枪头固定座21位于第二夹紧机构夹紧装置的活动座83一侧，The second clamping device 2 also includes the second four riveting gun head fixing seats 21, and the second four riveting gun head fixing seats 21 are respectively installed on the movable seat 83 of the clamping device of the second clamping mechanism through a bracket. , and three of the second four riveting gun head fixing seats 21 are located on the side of the movable seat 83 of the clamping device of the second clamping mechanism,
所述第三夹紧装置3还包括第三三个拉铆枪头固定座31和第三插销32，第三插销32和第三三个拉铆枪头固定座31分别通过支架安装在第三夹紧机构夹紧装置的固定座82和活动座83上，The third clamping device 3 also includes a third three rivet gun head fixing seats 31 and a third pin 32, and the third bolt 32 and the third three rivet gun head fixing seats 31 are installed on the third three rivet gun head fixing seats 31 respectively through brackets. On the fixed seat 82 and the movable seat 83 of the clamping mechanism clamping device,
所述第四夹紧装置4还包括第四拉铆枪头固定座41，第四拉铆枪头固定座41通过支架安装在第四夹紧机构夹紧装置的活动座83上，The fourth clamping device 4 also includes a fourth rivet gun head fixing seat 41, the fourth rivet gun head fixing seat 41 is installed on the movable seat 83 of the clamping device of the fourth clamping mechanism through a bracket,
所述第五夹紧装置5还包括第五插销52和第五拉铆枪头固定座51，第五插销52和第五拉铆枪头固定座51分别通过支架安装在第五夹紧机构夹紧装置的固定座82和活动座83上，The fifth clamping device 5 also includes a fifth pin 52 and a fifth rivet gun head fixing seat 51, and the fifth pin 52 and the fifth rivet gun head fixing seat 51 are respectively mounted on the fifth clamping mechanism clip through a bracket. On the fixed seat 82 and the movable seat 83 of the tightening device,
所述第七夹紧装置7还包括第七插销72和第七拉铆枪头固定座71，第七插销72和第七拉铆枪头固定座71分别通过支架安装在第七夹紧机构夹紧装置的固定座82和活动座83上，The seventh clamping device 7 also includes a seventh pin 72 and a seventh rivet gun head fixing seat 71, and the seventh pin 72 and the seventh rivet gun head fixing seat 71 are respectively mounted on the seventh clamping mechanism clip through a bracket. On the fixed seat 82 and the movable seat 83 of the tightening device,
所述拉铆枪头固定座82是一个中心开有通孔的拉铆枪头固定座82。The rivet gun head fixing seat 82 is a rivet gun head fixing seat 82 with a through hole in the center.
所述第一拉铆枪头固定座11通过支架倾斜状安装在第一夹紧装置1的活动座83上，The first rivet head fixing seat 11 is installed obliquely on the movable seat 83 of the first clamping device 1 through a bracket,
第二拉铆枪头固定座82的其中三个拉铆枪头固定座82通过支架倾斜状安装在第二夹紧装置2的活动座83上，另一个拉铆枪头固定座82呈水平状安装在第二夹紧装置2的活动座83上，Three of the second riveting gun head fixing seats 82 are installed on the movable seat 83 of the second clamping device 2 obliquely through the bracket, and the other riveting gun head fixing seat 82 is horizontal. Installed on the movable seat 83 of the second clamping device 2,
第三三个拉铆枪头固定座31呈水平状安装在第三夹紧装置3的活动座83上，The third three rivet gun head fixing seats 31 are horizontally installed on the movable seat 83 of the third clamping device 3,
第四拉铆枪头固定座41呈水平状安装在第四夹紧装置4的活动座83上，The fourth rivet gun head fixing seat 41 is horizontally installed on the movable seat 83 of the fourth clamping device 4,
第五拉铆枪头固定座51呈水平状安装在第五夹紧装置5的活动座83上，The fifth rivet gun head fixing seat 51 is horizontally installed on the movable seat 83 of the fifth clamping device 5,
第七拉铆枪头固定座71呈垂直状安装在第七夹紧装置7的活动座83上。The seventh rivet head fixing seat 71 is vertically installed on the movable seat 83 of the seventh clamping device 7 .
拉铆枪头固定座82是具有一个枪头穿过区域的拉铆枪头固定座82，且该枪头穿过区域中心处的对应处均设置有与拉铆枪头固定座82对应且端面形成角度一致的拉铆支撑柱。The rivet gun head fixing seat 82 is a rivet gun head fixing seat 82 with a rivet head passing area, and the corresponding position at the center of the rivet head passing area is provided with an end surface corresponding to the rivet gun head fixing seat 82. Form a blind riveted support column with a consistent angle.
长横梁工作方式:使用时，将长横梁对应的孔放置在第一插销12和第三插销32上，此时长横梁位于第一夹紧装置1、第二夹紧装置2、第三夹紧装置3和第四夹紧装置4的固定座82和活动座83之间，气缸81活动，通过移动活动座83移动带动活动座83以一对夹板84上的销轴为中心旋转，使其上压紧块831和上压紧座832向下移动，并压在长横梁两侧的卷边上，此时，一拉铆枪头固定座82、第二四个拉铆枪头固定座21、第三三个拉铆枪头固定座31和第四拉铆枪头固定座41均处于长横梁的指定位置处（该位置在设计前均以校对好，当活动座83落下时，即达到指定地点），手动拉铆枪的枪头穿过中心处的通孔，并通过铆枪头固定座82进行限位、固定及导向，即可开始进行拉铆工作。Working mode of the long beam: when in use, place the holes corresponding to the long beam on the first pin 12 and the third pin 32, and the long beam is located at the first clamping device 1, the second clamping device 2, and the third clamping device 3 and between the fixed seat 82 and the movable seat 83 of the fourth clamping device 4, the cylinder 81 moves, and the movable seat 83 is driven to rotate around the pin shaft on a pair of clamping plates 84 by moving the movable seat 83, so that it is pressed Tight block 831 and upper pressing seat 832 move downwards, and are pressed on the curling of long beam both sides, at this moment, a rivet gun head holder 82, the second four rivet gun head holders 21, the second Three or three riveting gun head fixing seats 31 and the fourth riveting gun head fixing seat 41 are all at the specified position of the long beam (this position is all checked before the design, when the movable seat 83 falls, it will reach the specified position ), the gun head of the manual riveting gun passes through the through hole in the center, and is limited, fixed and guided by the riveting gun head fixing seat 82, and the riveting work can be started.
短横梁工作方式:使用时，使用时，将短横梁对应的孔放置在第五插销52和第七插销72上，此时长横梁位于第五夹紧装置5、第六夹紧装置6和第七夹紧装置7的固定座82和活动座83之间，气缸81活动，通过移动活动座83移动带动活动座83以一对夹板84上的销轴为中心旋转，使其上压紧块831和上压紧座832向下移动，并压在短横梁两侧的卷边上，此时，第五拉铆枪头固定座51和第七拉铆枪头固定座71均处于长横梁的指定位置处（该位置在设计前均以校对好，当活动座83落下时，即达到指定地点），手动拉铆枪的枪头穿过中心处的通孔，并通过铆枪头固定座82进行限位、固定及导向，即可开始进行拉铆工作。The working mode of the short crossbeam: when in use, place the holes corresponding to the short crossbeam on the fifth pin 52 and the seventh pin 72. At this time, the long beam is located at the fifth clamping device 5, the sixth clamping device 6 and the seventh clamping device. Between the fixed seat 82 and the movable seat 83 of the clamping device 7, the cylinder 81 is movable, and the movable seat 83 is driven to rotate around the pin shaft on a pair of clamping plates 84 by moving the movable seat 83, so that the upper pressing block 831 and The upper pressing seat 832 moves downward and presses on the curling on both sides of the short beam. At this time, the fifth rivet head fixing seat 51 and the seventh rivet head fixing seat 71 are all at the designated positions of the long beam (this position is checked before the design, and when the movable seat 83 falls, it will reach the designated position), the gun head of the manual riveter passes through the through hole in the center, and is limited by the riveter head fixing seat 82. After positioning, fixing and guiding, the riveting work can start.
拉铆支撑柱主要起到在拉铆防止拉铆过渡，具有限位的作用。The rivet support column mainly plays the role of preventing the transition of the rivet in the rivet, and has the function of limiting.
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| CN201811205877.9A CN110180984A (en) | 2018-10-17 | 2018-10-17 | A kind of fixture for frame crossbeam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112846052A (en) * | 2020-12-29 | 2021-05-28 | 安徽大昌科技股份有限公司 | Use anchor clamps in automatic rivet of handle is opened to car upper bracket and cover |
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