CN104191286A - Fast valving bench screw - Google Patents
Fast valving bench screw Download PDFInfo
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- CN104191286A CN104191286A CN201410502845.0A CN201410502845A CN104191286A CN 104191286 A CN104191286 A CN 104191286A CN 201410502845 A CN201410502845 A CN 201410502845A CN 104191286 A CN104191286 A CN 104191286A
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 8
- 238000000034 method Methods 0.000 description 3
- 238000012876 topography Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/066—Bench vices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
本发明公开了一种快动台虎钳,包括基座、螺母座、螺杆、固定钳块、活动钳块座和多个块体,固定钳块固定安装在基座上,基座上设置有两条滑轨且活动钳块座可滑动安装在滑轨上,基座一侧具有侧板,上述侧板上设置有螺纹孔,螺杆水平通过上述螺纹孔安装在基座上,螺母座上设置有具有内螺纹的螺孔,螺母座通过上述螺孔与螺杆套接并可通过螺杆的转动在基座上水平移动,活动钳块座通过销钉与螺母座可拆卸连接;活动钳块座顶面的高度小于固定钳块顶面的高度,活动钳块座顶面设置有连接孔,每个块体的顶面和底面分别设置有连接孔和连接杆,每个块体一侧为平整直面或凸圆弧形面。
The invention discloses a fast-moving bench vise, which comprises a base, a nut seat, a screw rod, a fixed clamp block, a movable clamp block seat and a plurality of blocks, the fixed clamp block is fixedly installed on the base, and the base is provided with There are two slide rails and the movable clamp seat can be slidably installed on the slide rails. There is a side plate on one side of the base, and a threaded hole is set on the above side plate. The screw is installed on the base through the above threaded hole horizontally, and the nut seat is set There is a screw hole with internal thread, the nut seat is socketed with the screw through the above screw hole and can move horizontally on the base through the rotation of the screw, the movable clamp block is detachably connected with the nut seat through a pin; the top surface of the movable clamp block seat The height is less than the height of the top surface of the fixed clamp block, the top surface of the movable clamp block seat is provided with connecting holes, the top surface and bottom surface of each block are respectively provided with connecting holes and connecting rods, and one side of each block is a flat straight surface or Convex arc surface.
Description
技术领域technical field
本发明涉及工件装夹技术领域,尤其涉及一种快动台虎钳。The invention relates to the technical field of workpiece clamping, in particular to a quick-action bench vise.
背景技术Background technique
在机械加工中,夹具是保证被加工工件在机床上获得正确的位置,并在加工中防止由于切削力造成的位置改变及工件变形的一种重要工艺装置。平口钳常用于安装小型工件,属于铣床、钻床的随机附件,可以将工件固定在机床工作台上,夹持工件进行切削加工。现有技术中,平口钳工作时,通常是采用扳手转动螺杆并通过螺杆带动活动钳身移动,形成对工件的夹紧与松开,在上述过程中,当活动钳身需要运动较长距离时,往往螺杆转动时间较长,使得加工效率较低,需要进行改进。In mechanical processing, the fixture is an important process device to ensure that the workpiece to be processed is in the correct position on the machine tool, and to prevent the position change and deformation of the workpiece due to cutting force during processing. Flat-nose pliers are often used to install small workpieces. They belong to the random accessories of milling machines and drilling machines. They can fix the workpieces on the machine table and clamp the workpieces for cutting. In the prior art, when the flat-nose pliers are working, a wrench is usually used to turn the screw and the screw drives the movable clamp body to move to form clamping and loosening of the workpiece. In the above process, when the movable clamp body needs to move a long distance , often the screw rotation time is longer, which makes the processing efficiency lower and needs to be improved.
发明内容Contents of the invention
为了解决背景技术中存在的技术问题,本发明提出了一种快动台虎钳,其结构简单,能够实现活动钳块的快速移动,且夹持精度高。In order to solve the technical problems existing in the background technology, the present invention proposes a quick-action vise, which has a simple structure, can realize rapid movement of movable jaws, and has high clamping precision.
本发明提出的一种快动台虎钳,包括基座、螺母座、螺杆、固定钳块、活动钳块座和多个块体,固定钳块固定安装在基座上,基座上设置有两条滑轨且活动钳块座可滑动安装在滑轨上,基座一侧具有侧板,上述侧板上设置有螺纹孔,螺杆水平通过上述螺纹孔安装在基座上,螺母座上设置有具有内螺纹的螺孔,螺母座通过上述螺孔与螺杆套接并可通过螺杆的转动在基座上水平移动,活动钳块座通过销钉与螺母座可拆卸连接;活动钳块座顶面的高度小于固定钳块顶面的高度,活动钳块座顶面设置有连接孔,每个块体的顶面和底面分别设置有连接孔和连接杆,每个块体一侧为平整直面或凸圆弧形面,各具有凸圆弧形面的块体,其凸圆弧形面的半径均不相同且凸圆弧形面的轴线均平行于滑轨,各块体以及活动钳块座的连接孔大小一样,各块体上的连接杆大小一样,且连接杆和连接孔可相互配合进行固定,各块体的连接孔和连接杆位置与其平整直面或凸圆弧形面之间的距离相等。A quick-action bench vise proposed by the present invention comprises a base, a nut seat, a screw, a fixed clamp block, a movable clamp block seat and a plurality of blocks, the fixed clamp block is fixedly installed on the base, and the base is provided with There are two slide rails and the movable clamp seat can be slidably installed on the slide rails. There is a side plate on one side of the base, and a threaded hole is set on the above side plate. The screw is installed on the base through the above threaded hole horizontally, and the nut seat is set There is a screw hole with internal thread, the nut seat is socketed with the screw through the above screw hole and can move horizontally on the base through the rotation of the screw, the movable clamp block is detachably connected with the nut seat through a pin; the top surface of the movable clamp block seat The height is less than the height of the top surface of the fixed clamp block, the top surface of the movable clamp block seat is provided with connecting holes, the top surface and bottom surface of each block are respectively provided with connecting holes and connecting rods, and one side of each block is a flat straight surface or Convex arc-shaped surfaces, each block with convex arc-shaped surfaces, the radii of the convex arc-shaped surfaces are all different and the axes of the convex arc-shaped surfaces are all parallel to the slide rail, each block and the movable clamp block seat The size of the connecting hole is the same, the size of the connecting rod on each block is the same, and the connecting rod and the connecting hole can be fixed with each other, the position of the connecting hole and connecting rod of each block and its flat straight surface or convex arc surface equal distance.
优选地,块体的数量为8-12个,其中,具有平整直面的块体数量占总块体数量的一半,且所有具有平整直面的块体和活动钳块座的高度之和等于固定钳块的高度。Preferably, the number of blocks is 8-12, wherein the number of blocks with flat and straight faces accounts for half of the total number of blocks, and the sum of the heights of all blocks with flat and straight faces and the height of the movable jaw block seat is equal to that of the fixed jaws The height of the block.
优选地,各具有平整直面的块体高度相等。Preferably, the blocks each having a flat face are of equal height.
优选地,连接杆和连接孔可通过螺纹配合进行固定。Preferably, the connecting rod and the connecting hole can be fixed through screw fit.
优选地,滑轨靠近固定钳块一端延伸至固定钳块的底部。Preferably, one end of the slide rail close to the fixed jaw extends to the bottom of the fixed jaw.
优选地,螺母座位于两条滑轨之间区域。Preferably, the nut seat is located in the area between the two slide rails.
本发明中,先根据待夹紧工件形状选择合适的具有凸圆弧形面的块体,根据待夹紧工件的高度再选择合适数量的具有平整直面的块体,根据工件的外形,将各块体排布连接并安装在活动钳块座上形成活动钳块,其中,各块体的平整直面或凸圆弧形面朝向固定钳块,活动钳块与固定钳块形成钳口,松开销钉,可以将活动钳块在滑轨上快速移动,将活动钳块移动在合适位置后,将待夹紧工件紧靠固定钳块而放置在钳口中,将活动钳块向靠近工件的方向移动,移动至贴合工件时,拧紧销钉,将活动钳块与螺母座固定,转动螺杆,逐渐将活动钳块固定钳块方向移动,从而夹紧工件;由于可以根据工件外形调整活动钳块的夹持面形貌,从而可以形成对工件的精确定位和夹紧,从而提高后续加工过程中的精确度;因此,平口钳在实现活动钳块快速移动的基础上,可以适应工件的不同表面形貌,具有夹持精度高的优点。In the present invention, according to the shape of the workpiece to be clamped, a suitable block body with a convex arc-shaped surface is first selected, and then an appropriate number of blocks with flat and straight surfaces are selected according to the height of the workpiece to be clamped, and each block is selected according to the shape of the workpiece. The blocks are arranged and connected and installed on the movable clamp block to form a movable clamp block, wherein the flat straight surface or convex arc-shaped surface of each block faces the fixed clamp block, and the movable clamp block and the fixed clamp block form a jaw, which can be loosened The pin can quickly move the movable clamp block on the slide rail. After moving the movable clamp block to a suitable position, place the workpiece to be clamped in the jaw close to the fixed clamp block, and move the movable clamp block to the direction close to the workpiece. , when moving to fit the workpiece, tighten the pin, fix the movable clamp block with the nut seat, turn the screw, and gradually move the movable clamp block in the direction of the fixed clamp block, so as to clamp the workpiece; because the clamping of the movable clamp block can be adjusted according to the shape of the workpiece Hold the topography of the surface, so that the precise positioning and clamping of the workpiece can be formed, thereby improving the accuracy in the subsequent processing; therefore, the flat-nose pliers can adapt to different surface topography of the workpiece on the basis of realizing the rapid movement of the movable jaw block , has the advantage of high clamping precision.
附图说明Description of drawings
图1为本发明提出的一种快动台虎钳的结构示意图。Fig. 1 is a schematic structural view of a quick-action vise proposed by the present invention.
具体实施方式Detailed ways
如图1所示,图1为本发明提出的一种快动台虎钳的结构示意图。As shown in FIG. 1 , FIG. 1 is a schematic structural view of a quick-action bench vise proposed by the present invention.
参照图1,本发明提出的一种快动台虎钳,包括基座1、螺母座2、螺杆10、固定钳块3、活动钳块座4和多个块体5,固定钳块3固定安装在基座1上,基座1上设置有两条滑轨6且活动钳块座4可滑动安装在滑轨6上,基座1一侧具有侧板7,上述侧板7上设置有螺纹孔,螺杆10水平通过上述螺纹孔安装在基座1上,螺母座2上设置有具有内螺纹的螺孔,螺母座2通过上述螺孔与螺杆10套接并可通过螺杆10的转动在基座1上水平移动,活动钳块座4通过销钉9与螺母座2可拆卸连接;活动钳块座4顶面的高度小于固定钳块3顶面的高度,活动钳块座4顶面设置有连接孔,每个块体5的顶面和底面分别设置有连接孔和连接杆8,每个块体5一侧为平整直面或凸圆弧形面,各具有凸圆弧形面的块体5,其凸圆弧形面的半径均不相同且凸圆弧形面的轴线均平行于滑轨6,各块体5以及活动钳块座4的连接孔大小一样,各块体5上的连接杆8大小一样,且连接杆8和连接孔可相互配合进行固定,各块体5的连接孔和连接杆8位置与其平整直面或凸圆弧形面之间的距离相等,连接杆8和连接孔可通过螺纹配合进行固定。With reference to Fig. 1, a kind of quick action bench vise that the present invention proposes, comprises base 1, nut seat 2, screw rod 10, fixed clamp block 3, movable clamp block seat 4 and a plurality of blocks 5, and fixed clamp block 3 is fixed Installed on the base 1, the base 1 is provided with two slide rails 6 and the movable jaw block seat 4 can be slidably installed on the slide rails 6, one side of the base 1 has a side plate 7, and the above-mentioned side plate 7 is provided with Threaded hole, the screw rod 10 is horizontally installed on the base 1 through the above-mentioned threaded hole, the screw hole with internal thread is provided on the nut seat 2, the nut seat 2 is socketed with the screw rod 10 through the above-mentioned screw hole and can be rotated by the screw rod 10 Move horizontally on the base 1, the movable clamp block seat 4 is detachably connected with the nut seat 2 through the pin 9; There are connecting holes, and the top and bottom surfaces of each block 5 are respectively provided with connecting holes and connecting rods 8. One side of each block 5 is a flat straight surface or a convex arc-shaped surface, and each block with a convex arc-shaped surface body 5, the radii of its convex arc-shaped surface are all different and the axes of the convex arc-shaped surface are all parallel to the slide rail 6, the connecting holes of each block body 5 and the movable clamp block seat 4 are the same in size, and each block body 5 The connecting rods 8 are the same size, and the connecting rods 8 and the connecting holes can cooperate with each other to fix, the connecting holes of each block 5 and the distance between the connecting rods 8 positions and their flat straight faces or convex arc-shaped surfaces are equal, and the connecting rods 8 And the connecting hole can be fixed by screw fit.
在上述技术方案中,先根据待夹紧工件形状选择合适的具有凸圆弧形面的块体5,根据待夹紧工件的高度再选择合适数量的具有平整直面的块体5,根据工件的外形,将各块体5排布连接并安装在活动钳块座4上形成活动钳块,其中,各块体5的平整直面或凸圆弧形面朝向固定钳块3,活动钳块与固定钳块3形成钳口,松开销钉9,可以将活动钳块在滑轨6上快速移动,将活动钳块移动在合适位置后,将待夹紧工件紧靠固定钳块3而放置在钳口中,将活动钳块向靠近工件的方向移动,移动至贴合工件时,拧紧销钉9,将活动钳块与螺母座2固定,转动螺杆10,逐渐将活动钳块固定钳块3方向移动,从而夹紧工件;由于可以根据工件外形调整活动钳块的夹持面形貌,从而可以形成对工件的精确定位和夹紧,从而提高后续加工过程中的精确度;因此,平口钳在实现活动钳块快速移动的基础上,可以适应工件的不同表面形貌,具有夹持精度高的优点。In the above technical solution, first select a suitable block 5 with a convex arc-shaped surface according to the shape of the workpiece to be clamped, and then select an appropriate number of blocks 5 with flat and straight surfaces according to the height of the workpiece to be clamped, and then select an appropriate number of blocks 5 with flat and straight surfaces according to the height of the workpiece Shape, each block body 5 is arranged and connected and installed on the movable clamp block seat 4 to form a movable clamp block, wherein, the flat straight surface or convex arc-shaped surface of each block body 5 faces the fixed clamp block 3, and the movable clamp block and the fixed clamp block The clamp block 3 forms the jaw, loosen the pin 9, the movable clamp block can be moved quickly on the slide rail 6, and after the movable clamp block is moved to a suitable position, the workpiece to be clamped is placed on the clamp block close to the fixed clamp block 3. In the mouth, move the movable clamp block to the direction close to the workpiece. When moving to fit the workpiece, tighten the pin 9, fix the movable clamp block and the nut seat 2, turn the screw rod 10, and gradually move the movable clamp block to the fixed clamp block in 3 directions. Therefore, the workpiece is clamped; since the clamping surface shape of the movable jaw block can be adjusted according to the shape of the workpiece, the precise positioning and clamping of the workpiece can be formed, thereby improving the accuracy in the subsequent processing; Based on the rapid movement of the clamp block, it can adapt to different surface topography of the workpiece, and has the advantage of high clamping precision.
在进一步改进的技术方案中,块体5的数量为8-12个,其中,具有平整直面的块体5数量占总块体5数量的一半,且所有具有平整直面的块体5和活动钳块座4的高度之和等于固定钳块3的高度,从而可以使得活动钳块的组装更加灵活,有利于提高工件夹持的精确性。In a further improved technical solution, the number of blocks 5 is 8-12, wherein the number of blocks 5 with flat and straight faces accounts for half of the total number of blocks 5, and all blocks 5 with flat and straight faces and movable clamps The sum of the heights of the block seats 4 is equal to the height of the fixed jaws 3, so that the assembly of the movable jaws can be made more flexible, and it is beneficial to improve the accuracy of workpiece clamping.
在进一步改进的技术方案中,各具有平整直面的块体5高度相等,从而可以使得活动钳块的组装更加方便。In a further improved technical solution, the heights of the blocks 5 with flat and straight faces are equal, so that the assembly of the movable jaws is more convenient.
在进一步改进的技术方案中,滑轨6靠近固定钳块3一端延伸至固定钳块3的底部,从而可以适应小尺寸工件的夹持要求。In a further improved technical solution, the end of the slide rail 6 close to the fixed jaw 3 extends to the bottom of the fixed jaw 3, so as to meet the clamping requirements of small-sized workpieces.
为了空间布局的方便,螺母座2位于两条滑轨6之间区域,使得整个平口钳结构更加紧凑。For the convenience of space layout, the nut seat 2 is located in the area between the two slide rails 6, so that the structure of the whole vise is more compact.
以上所述,仅为本发明较佳的具体实施方式,但本发明的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本发明揭露的技术范围内,根据本发明的技术方案及其发明构思加以等同替换或改变,都应涵盖在本发明的保护范围之内。The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.
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Cited By (2)
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CN107756098A (en) * | 2016-08-23 | 2018-03-06 | 苏州昊信精密机械有限公司 | The multi-position pneumatic fixture of PLC controls |
CN110883508A (en) * | 2019-11-25 | 2020-03-17 | 贵州泓新卫浴科技有限公司 | Riveting-free hardware hanger machining process |
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CN201385263Y (en) * | 2009-03-26 | 2010-01-20 | 武汉久瑞自紧科技有限公司 | Quick fixing device |
CN203622008U (en) * | 2013-11-28 | 2014-06-04 | 浙江爱铂门控有限公司 | Flat tongs for quick assembly and disassembly |
CN203611142U (en) * | 2013-12-20 | 2014-05-28 | 方梁 | Bench clamp |
CN204171735U (en) * | 2014-09-26 | 2015-02-25 | 安徽省捷甬达智能机器有限公司 | A kind of Quick-action bench vice |
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CN107756098A (en) * | 2016-08-23 | 2018-03-06 | 苏州昊信精密机械有限公司 | The multi-position pneumatic fixture of PLC controls |
CN110883508A (en) * | 2019-11-25 | 2020-03-17 | 贵州泓新卫浴科技有限公司 | Riveting-free hardware hanger machining process |
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