CN104191834A - Clamp used for laser marking of quadric-surface parts - Google Patents
Clamp used for laser marking of quadric-surface parts Download PDFInfo
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- CN104191834A CN104191834A CN201410468058.9A CN201410468058A CN104191834A CN 104191834 A CN104191834 A CN 104191834A CN 201410468058 A CN201410468058 A CN 201410468058A CN 104191834 A CN104191834 A CN 104191834A
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- 238000010330 laser marking Methods 0.000 title claims abstract description 24
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052802 copper Inorganic materials 0.000 claims abstract description 18
- 239000010949 copper Substances 0.000 claims abstract description 18
- 238000010586 diagram Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010329 laser etching Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
本发明公开了一种用于二次曲面零件激光标刻的夹具，包括底座、定位块、定位顶板、活动顶块执手；底座为其它部件提供支撑,定位块位于底座上方,两导杆固定在底座上,导杆另一端穿过定位块铜套与定位顶板固连，底座与定位块之间的导杆套有弹簧，定位顶板位于定位块上方,限位执手安装在定位顶板上,两侧的旋片与定位顶板固连,活动顶块位于定位块中间，活动顶块执手固连在定位块下面；通过定位顶板、定位块、旋片、活动顶块及活动顶块执手的配合使用，在底座与定位顶板的距离不变的情况下，实现其对圆柱面、球面和圆锥面类零件的装夹定位，仅需一次调焦即可连续标刻，减少了频繁调焦的时间和产生的误差，显著提高了标刻效率和质量。
The invention discloses a fixture for laser marking of quadratic surface parts, comprising a base, a positioning block, a positioning top plate, and a movable top block handle; the base provides support for other components, the positioning block is located above the base, and two guide rods are fixed On the base, the other end of the guide rod passes through the copper sleeve of the positioning block and is fixedly connected with the positioning top plate. The guide rod between the base and the positioning block is covered with a spring, the positioning top plate is located above the positioning block, and the limit handle is installed on the positioning top plate. The rotating pieces on both sides are fixedly connected with the positioning top plate, the movable top block is located in the middle of the positioning block, and the handle of the movable top block is fixedly connected under the positioning block; through the positioning top plate, positioning block, rotating piece, movable top block and movable top block handle When the distance between the base and the positioning top plate is constant, it can realize the clamping and positioning of cylindrical, spherical and conical parts. It only needs one focus to be able to mark continuously, reducing frequent focus adjustments. The time and error generated can significantly improve the marking efficiency and quality.
Description
技术领域technical field
本发明涉及激光标刻工艺中的装夹装置，具体地说，涉及一种用于二次曲面零件激光标刻的夹具。The invention relates to a clamping device in a laser marking process, in particular to a clamp used for laser marking of quadric surface parts.
背景技术Background technique
在专利CN201120259984.7中公开了“一种用于激光标刻的自对焦夹具”该自对焦夹具能实现在激光标刻时对圆柱型刀具的自动对焦；在发明专利CN201010127759.8中公开了一种“激光标刻刀具编码时可换夹具”，使得对相同规格刀具进行一次对焦即能完成同批次零件的标刻，但是它们只能针对圆柱型刀具或零件，无法对球面和圆锥形零件进行有效装夹。In the patent CN201120259984.7, "a self-focusing fixture for laser marking" is disclosed. The self-focusing fixture can realize the automatic focusing of cylindrical tools during laser marking; A kind of "replaceable fixture when laser marking tool code", so that the marking of the same batch of parts can be completed by focusing on the same specification tool once, but they can only be used for cylindrical tools or parts, and cannot be used for spherical and conical parts For effective clamping.
传统的激光连续标刻时，是对不同曲面类型零件进行二维条码标刻，需要分别使用相应工装进行装夹定位，费时费力；当零件种类较多时，要取放、操作三种夹具，增加了很大的工作量，降低了工作效率，而且装置数量多，占用空间大，维护保养困难；同时，由于零件曲面类型和尺寸不同，每次标刻需要采用相应夹具进行装夹定位,以及对焦操作，而这些准备工作时间约占标刻作业时间的80％以上。当装置改进时，必须针对每一种夹具分别进行，导致成本增大且耗费时力。In the traditional laser continuous marking, two-dimensional barcode marking is performed on parts of different surface types, and corresponding tooling needs to be used for clamping and positioning, which is time-consuming and laborious; when there are many types of parts, three types of fixtures need to be picked, placed and operated, increasing It requires a lot of workload, reduces work efficiency, and has a large number of devices, takes up a large space, and is difficult to maintain; at the same time, due to the different types and sizes of the parts' curved surfaces, each marking needs to use corresponding fixtures for clamping, positioning, and focusing Operation, and these preparatory work time accounts for more than 80% of the marking operation time. When the device is improved, it must be done separately for each type of fixture, resulting in increased cost and time-consuming effort.
发明内容Contents of the invention
为了避免现有技术存在的不足,克服在对不同曲面类零件进行激光标刻二维条码时，需分别设计制作相应夹具实现零件的装夹定位，并且由于零件尺寸不同而产生频繁调焦，导致标刻作业效率降低的问题，本发明提出一种用于二次曲面零件激光标刻的夹具；其通过一个夹具即能完成圆柱面、球面及圆锥面类零件的装夹定位，只需一次对焦操作即可实现连续标刻作业，提高了标刻效率和质量。In order to avoid the deficiencies of the existing technology, when laser marking two-dimensional barcodes on different curved surface parts, it is necessary to design and manufacture corresponding fixtures to realize the clamping and positioning of the parts, and frequent focusing due to the different sizes of the parts, resulting in For the problem of reduced marking efficiency, the present invention proposes a fixture for laser marking of quadratic surface parts; it can complete the clamping and positioning of cylindrical, spherical and conical parts with one fixture, and only needs to focus once Continuous marking operation can be realized by operation, which improves marking efficiency and quality.
本发明解决其技术问题所采用的技术方案是:包括底座、导杆、弹簧、铜套、定位块、定位顶板、支座、摇臂、手柄、旋片、活动顶块、限位执手、活动顶块执手，底座为其它各部件提供支撑,定位块位于底座上方,定位顶板位于定位块上方,铜套分别固定在定位块上的两个通孔内，两根导杆固定在底座上,两根导杆另一端穿过定位块上的铜套与定位顶板固连，底座与定位块之间的导杆部分套有弹簧，限位执手位于定位顶板中间,两旋片位于限位执手两侧固连在定位顶板上,定位块上两通孔的一侧轴向有V形槽，定位块上横向设有活动顶块，活动顶块执手固连在定位块下面；所述支座为两个,两个支座通过螺栓分别固定在底座和定位块相对的平面上，摇臂一端与底座上的支座通过转轴连接，摇臂另一端与手柄固连，摇臂中间部位有滑槽，摇臂上滑槽与定位块上的支座通过螺栓连接。The technical solution adopted by the present invention to solve its technical problems is: comprising base, guide rod, spring, copper sleeve, positioning block, positioning top plate, bearing, rocking arm, handle, rotating piece, movable top block, limit handle, The movable top block handles, the base provides support for other components, the positioning block is located above the base, the positioning top plate is located above the positioning block, the copper sleeves are respectively fixed in the two through holes on the positioning block, and the two guide rods are fixed on the base , The other ends of the two guide rods pass through the copper sleeve on the positioning block and are fixedly connected with the positioning top plate. The guide rod part between the base and the positioning block is covered with a spring. Both sides of the handle are fixedly connected to the positioning top plate, one side of the two through holes on the positioning block has a V-shaped groove in the axial direction, and a movable top block is arranged horizontally on the positioning block, and the handle of the movable top block is fixedly connected under the positioning block; There are two supports, and the two supports are respectively fixed on the plane opposite to the base and the positioning block by bolts. One end of the rocker arm is connected to the support on the base through a rotating shaft, the other end of the rocker arm is fixedly connected to the handle, and the middle of the rocker arm There is a chute in the part, and the chute on the rocker arm is connected with the support on the positioning block by bolts.
所述铜套与定位块为过盈配合。The copper sleeve and the positioning block are interference fit.
所述导杆与铜套为间隙配合。The guide rod and the copper sleeve are clearance fit.
底座、定位块、定位顶板相互平行安装。The base, the positioning block and the positioning top plate are installed in parallel with each other.
有益效果Beneficial effect
本发明提出的一种用于二次曲面零件激光标刻的夹具，通过定位顶板、定位块、旋片、活动顶块以及活动顶块执手的配合使用，在底座与定位顶板的距离不变的情况下，实现其对圆柱面、球面和圆锥面类零件的装夹定位，仅需一次调焦即可进行连续标刻，减少了频繁调焦所浪费的时间和随之产生的误差，显著提高了标刻效率和质量。同时，减少其调焦次数，且极大减少了操作者直视激光刻蚀的时间，利于操作者的健康。A fixture for laser marking of quadratic surface parts proposed by the present invention is used in conjunction with the positioning top plate, positioning block, rotary piece, movable top block and movable top block handle, and the distance between the base and the positioning top plate remains unchanged. Under certain circumstances, it realizes the clamping and positioning of cylindrical, spherical and conical parts, and can carry out continuous marking with only one focus adjustment, which reduces the time wasted and subsequent errors caused by frequent focus adjustments, significantly Improved marking efficiency and quality. At the same time, the number of times of focusing is reduced, and the time for the operator to look directly at the laser etching is greatly reduced, which is beneficial to the health of the operator.
采用本发明二次曲面零件激光标刻的夹具在对不同曲面类型零件进行激光标刻时，装夹定位操作简化，扩展了激光标刻零件的范围，标刻准备时间大大减少，连续标刻20个包含圆柱面、球面和圆锥面零件的情况下，总的准备工作时间占总的标刻作业时间仅为20％。当标刻工件数量更多时，总的准备工作时间占总的标刻作业时间的比例还将进一步降低。When using the fixture for laser marking of quadratic surface parts of the present invention, when laser marking different curved surface types of parts, the clamping and positioning operation is simplified, the scope of laser marking parts is expanded, the marking preparation time is greatly reduced, and continuous marking is 20. In the case of a part containing cylindrical, spherical and conical surfaces, the total preparation time accounts for only 20% of the total marking operation time. When the number of marking workpieces is larger, the ratio of the total preparation time to the total marking operation time will be further reduced.
附图说明Description of drawings
下面结合附图和实施方式对本发明一种用于二次曲面零件激光标刻的夹具作进一步详细说明。A jig for laser marking of quadric surface parts according to the present invention will be further described in detail below with reference to the drawings and embodiments.
图1为本发明用于二次曲面零件激光标刻的夹具示意图。FIG. 1 is a schematic diagram of a jig for laser marking of quadric surface parts according to the present invention.
图2为本发明用于二次曲面零件激光标刻的夹具轴测图。Fig. 2 is an axonometric view of the fixture used for laser marking of quadric surface parts according to the present invention.
图3为本发明的摇臂支座结构示意图。Fig. 3 is a schematic diagram of the structure of the rocker arm support of the present invention.
图4为本发明的摇臂结构示意图。Fig. 4 is a schematic diagram of the rocker arm structure of the present invention.
图中:In the picture:
1.底座2.导杆3.弹簧4.铜套5.定位块6.定位顶板7.支座8.摇臂9.手柄10.旋片11.限位执手12.活动顶块13.活动顶块执手1. Base 2. Guide rod 3. Spring 4. Copper sleeve 5. Positioning block 6. Positioning top plate 7. Support 8. Rocker arm 9. Handle 10. Rotary piece 11. Limit handle 12. Movable top block 13. Active top block handle
具体实施方式Detailed ways
本实施例是一种用于二次曲面零件激光标刻的夹具。This embodiment is a fixture used for laser marking of quadric surface parts.
参阅图1～图4，本实施例用于二次曲面零件激光标刻的夹具，由底座1、导杆2、弹簧3、铜套4、定位块5、定位顶板6、支座7、摇臂8、手柄9、旋片10、活动顶块12、限位执手11、活动顶块执手13组成，底座1为其它各部件提供支撑；定位块5位于底座1上方,定位顶板6位于定位块5的上方,底座1、定位块5、定位顶板6相互平行安装。两铜套4分别固定在定位块5上的两个通孔内，铜套4与定位块5过盈配合。两根导杆2固定安装在底座1上,两根导杆2另一端穿过定位块5上的铜套4与定位顶板6固定连接，导杆2与铜套4间隙配合。底座1与定位块5之间的导杆部分套装有弹簧3，弹簧3的两端分别与铜套4和底座1接触，弹簧3始终处于压缩状态。限位执手11安装在定位顶板6中间,两旋片10安装在限位执手11两侧固连在定位顶板6上,定位块5上两通孔的一侧轴向有V形槽，定位块5上横向设有活动顶块12，活动顶块执手13固连在定位块5下面。两个支座7通过螺栓分别固定在底座1和定位块5相对的平面上，而且在同一垂面内，摇臂8一端与底座1上的支座通过转轴连接，摇臂8另一端与手柄9固定连接，摇臂8中间部位有滑槽，摇臂8上滑槽与定位块5上的支座通过螺栓连接。Referring to Figures 1 to 4, the fixture used in this embodiment for laser marking of quadratic surface parts consists of a base 1, a guide rod 2, a spring 3, a copper sleeve 4, a positioning block 5, a positioning top plate 6, a support 7, a rocker Arm 8, handle 9, rotary piece 10, movable top block 12, limit handle 11, movable top block handle 13, the base 1 provides support for other components; the positioning block 5 is located above the base 1, and the positioning top plate 6 is located Above the positioning block 5, the base 1, the positioning block 5, and the positioning top plate 6 are installed parallel to each other. The two copper sleeves 4 are respectively fixed in the two through holes on the positioning block 5 , and the copper sleeves 4 and the positioning block 5 are interference fit. Two guide rods 2 are fixedly installed on the base 1, and the other ends of the two guide rods 2 pass through the copper sleeve 4 on the positioning block 5 and are fixedly connected with the positioning top plate 6, and the guide rods 2 and the copper sleeve 4 are in clearance fit. The guide rod part between the base 1 and the positioning block 5 is covered with a spring 3, and the two ends of the spring 3 are respectively in contact with the copper sleeve 4 and the base 1, and the spring 3 is always in a compressed state. The limit handle 11 is installed in the middle of the positioning top plate 6, and the two rotating pieces 10 are installed on both sides of the limit handle 11 and fixedly connected to the positioning top plate 6. One side of the two through holes on the positioning block 5 has a V-shaped groove in the axial direction. The positioning block 5 is horizontally provided with a movable top block 12, and the movable top block handle 13 is fixedly connected below the positioning block 5. Two bearings 7 are respectively fixed on the plane opposite to the base 1 and the positioning block 5 by bolts, and in the same vertical plane, one end of the rocking arm 8 is connected with the bearing on the base 1 through a rotating shaft, and the other end of the rocking arm 8 is connected to the handle 9 are fixedly connected, and there is a chute in the middle part of the rocking arm 8, and the chute on the rocking arm 8 is connected with the support on the positioning block 5 by bolts.
本实施例中，底座1的长宽高为210mm×90mm×25mm；定位块5总体长宽高为182mm×60mm×30mm，定位块5朝向定位顶板6的平面为待标刻工件的安装面，在其平面上开有宽度为10mm、张角为120°的V形槽，用于安装待标刻工件；在定位块中间有活动顶块12，活动顶块尺寸为80×16×10mm，其底部一侧有Φ10×6的螺孔，活动顶块执手13固连在定位块5下面配合安装，协助调整待标刻工件装夹位置。In this embodiment, the length, width and height of the base 1 are 210 mm × 90 mm × 25 mm; the overall length, width and height of the positioning block 5 are 182 mm × 60 mm × 30 mm, and the plane of the positioning block 5 facing the positioning top plate 6 is the mounting surface of the workpiece to be marked. There is a V-shaped groove with a width of 10mm and an opening angle of 120° on its plane, which is used to install the workpiece to be marked; there is a movable top block 12 in the middle of the positioning block, and the size of the movable top block is 80×16×10mm. There is a screw hole of Φ10×6 on one side of the bottom, and the handle 13 of the movable top block is fixedly connected under the positioning block 5 for cooperating installation to assist in adjusting the clamping position of the workpiece to be marked.
定位顶板6为180mm×65mm×20mm的长方体，定位顶板加工时切削去长宽高为140mm×35mm×20mm的长方部分后形成L形结构，便于放置待标刻工件；在定位顶板6上表面连接两个尺寸为65×30×2mm的旋片10，旋片10用以对零件进行夹持和定位。摇臂8尺寸为160×10×20mm，中间部位有35×8mm的滑槽；手柄9为Φ20×100mm，其中一端为M8×20螺纹结构。The positioning top plate 6 is a cuboid of 180mm×65mm×20mm. When the positioning top plate is processed, the rectangular part with a length, width and height of 140mm×35mm×20mm is cut to form an L-shaped structure, which is convenient for placing the workpiece to be marked; on the upper surface of the positioning top plate 6 Two rotary pieces 10 with a size of 65×30×2 mm are connected, and the rotary pieces 10 are used for clamping and positioning parts. The size of the rocker arm 8 is 160×10×20mm, and there is a chute of 35×8mm in the middle; the handle 9 is Φ20×100mm, and one end is an M8×20 thread structure.
工作状态working status
圆锥面零件的装夹:将夹具放置在标刻工作台上，将两个旋片10旋转到面向操作者一侧，然后下压手柄9使得定位块5下降一定位置，将锥形零件以“小端在左大端在右”的方式放置在定位块的V形槽内；松开手柄9，定位块5在弹簧3的作用下上升至零件大端被顶到右侧旋片10的下定位面，然后旋转活动顶块执手13带动活动顶块12上升，直至零件小端被顶到左侧旋片10下定位面。Clamping of conical parts: place the fixture on the marking workbench, rotate the two rotary pieces 10 to the side facing the operator, then press down the handle 9 to lower the positioning block 5 to a certain position, and place the conical part in the " Place the small end on the left and the big end on the right" in the V-shaped groove of the positioning block; release the handle 9, and the positioning block 5 rises under the action of the spring 3 until the large end of the part is pushed to the bottom of the right rotary piece 10 Positioning surface, then rotate the movable top block handle 13 to drive the movable top block 12 to rise until the small end of the part is pushed to the positioning surface under the left rotary piece 10.
完成上述步骤后，继续调整夹具在工作台上的位置，使得激光标刻机投射的边框线位于工件上的待标刻位置，进行一次对焦。对焦完成后，固定激光标刻工作台的高度，实现对不同标刻工件进行标刻作业。After completing the above steps, continue to adjust the position of the fixture on the workbench so that the border line projected by the laser marking machine is located at the position to be marked on the workpiece, and focus once. After the focusing is completed, the height of the laser marking table is fixed to realize marking operations on different marking workpieces.
Claims (4)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108819501A (en) * | 2018-08-13 | 2018-11-16 | 南京协辰电子科技有限公司 | A kind of pcb board fixture |
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| US4211103A (en) * | 1978-12-08 | 1980-07-08 | American Machine & Hydraulics, Inc. | Double taper clamp |
| JPH0911074A (en) * | 1995-06-27 | 1997-01-14 | Hiroshima Alum Kogyo Kk | Jig replacing method |
| CN2477364Y (en) * | 2001-03-14 | 2002-02-20 | 朱企耀 | Cone screen printing machine |
| CN101804743A (en) * | 2010-03-18 | 2010-08-18 | 西北工业大学 | Clamp capable of changing position during marking cutter codes by laser |
| CN101862999A (en) * | 2010-06-28 | 2010-10-20 | 深圳市银宝山新科技股份有限公司 | Fixture |
| CN102189425A (en) * | 2011-03-22 | 2011-09-21 | 南车戚墅堰机车有限公司 | Universal joint pin machining fixture |
| CN202186129U (en) * | 2011-07-21 | 2012-04-11 | 西北工业大学 | Automatic focusing clamp used for laser marking |
| CN102490281A (en) * | 2011-11-29 | 2012-06-13 | 河海大学常州校区 | Fixture used for silicon wafer butting machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108819501A (en) * | 2018-08-13 | 2018-11-16 | 南京协辰电子科技有限公司 | A kind of pcb board fixture |
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Application publication date: 20141210 |