CN106270661A - A kind of hay mover cap part drilling clamp and using method thereof - Google Patents
A kind of hay mover cap part drilling clamp and using method thereof Download PDFInfo
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- CN106270661A CN106270661A CN201610938257.0A CN201610938257A CN106270661A CN 106270661 A CN106270661 A CN 106270661A CN 201610938257 A CN201610938257 A CN 201610938257A CN 106270661 A CN106270661 A CN 106270661A
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- 238000005553 drilling Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims description 7
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- 238000012856 packing Methods 0.000 claims 1
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- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000003825 pressing Methods 0.000 description 17
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
- B23B47/28—Drill jigs for workpieces
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Abstract
本发明公开了一种割草机壳盖零件钻孔夹具及其使用方法，包括底板、左挡板、右挡板、螺旋夹紧装置、定位元件以及钻模板等。本发明通过在左挡板上设置两个定位销，在右挡板上设置了螺旋夹紧装置，能够快速的将零件进行装卸，并且加工精度能够得到保证，大大提高钻孔加工效率，并且具有结构简单、成本低、装卸维护方便的特点。
The invention discloses a drilling jig for a casing cover part of a lawn mower and a using method thereof, comprising a bottom plate, a left baffle, a right baffle, a screw clamping device, a positioning element, a drilling template and the like. In the present invention, by setting two positioning pins on the left baffle and a screw clamping device on the right baffle, the parts can be quickly loaded and unloaded, and the processing accuracy can be guaranteed, greatly improving the drilling efficiency, and has the advantages of It has the characteristics of simple structure, low cost, convenient loading and unloading and maintenance.
Description
技术领域：Technical field:
本发明涉及割草机壳盖零件钻孔夹具，还涉及割草机壳盖零件钻孔夹具的使用方法。The invention relates to a drilling jig for a shell cover part of a mower, and also relates to a method for using the drilling jig for a shell cover part of a lawn mower.
背景技术：Background technique:
夹具是机械加工工艺系统的一个重要组成部分, 是机械制造业中不可或缺的重要工艺装备，可以保证机械加工质量、提高生产效率、降低生产成本、减轻劳动强度、实现生产过程自动化，使用专用夹具还可以改变原机床的用途和扩大机床的使用范围，实现一机多能，所以，夹具在机械加工中发挥着重要的作用，大量专用夹具的采用为大批量生产提供了必要的条件。在生产过程中，专用夹具设计好坏直接影响到产品的生产周期和成本，其基本要求如下： The fixture is an important part of the machining process system and an indispensable and important process equipment in the machinery manufacturing industry. It can ensure the quality of machining, improve production efficiency, reduce production costs, reduce labor intensity, and realize the automation of the production process. Fixtures can also change the use of the original machine tool and expand the scope of use of the machine tool to achieve multiple functions in one machine. Therefore, fixtures play an important role in machining, and the use of a large number of special fixtures provides necessary conditions for mass production. In the production process, the quality of the special fixture design directly affects the production cycle and cost of the product. The basic requirements are as follows:
1、夹具设计应满足零件加工工序的精度要求；1. The fixture design should meet the precision requirements of the parts processing process;
2、应能提高加工生产率；2. It should be able to improve the processing productivity;
3、操作方便，省力，安全；3. Easy to operate, labor-saving and safe;
4、具有一定使用寿命；4. Has a certain service life;
5、夹具元件应满足通用化，标准化，系列化的“三化”要求；5. Fixture components should meet the "three modernizations" requirements of generalization, standardization and serialization;
6、具有良好的结构工艺性，便于制造检验，装配，调整维修。6. It has good structure and manufacturability, which is convenient for manufacturing inspection, assembly, adjustment and maintenance.
割草机壳盖零件为薄壁类零件，其外形比较复杂，上表面有一个大孔，在零件弧形表面上还有一个开口，每个直角边都做了圆角处理，整体加工精度要求较高，而且在零件的薄壁位置需要添加辅助支撑，零件三维图如图4、图5所示；上表面位置度要求很高，加工零件时要在上表面钻两个螺纹孔，在右表面上有个大孔，整个零件的基准就是大孔的圆心，整个零件没有直角边，造型比较困难在侧面还有突出的挡边和一个拱形开口，细节部分比较复杂。The lawn mower cover part is a thin-walled part with a complex shape. There is a large hole on the upper surface and an opening on the arc surface of the part. Each right-angled edge is rounded. The overall machining accuracy requires It is relatively high, and auxiliary support needs to be added at the thin-walled position of the part. The three-dimensional drawings of the part are shown in Figure 4 and Figure 5; There is a large hole on the surface. The reference point of the whole part is the center of the big hole. The whole part has no right-angled edges, and the shape is more difficult. There are protruding ribs and an arched opening on the side, and the details are more complicated.
在零件的加工过程中，需要钻，铰孔，攻螺纹等工作。该夹具是针对割草机壳盖钻孔工序所设计的专用钻床夹具。钻孔加工时易产生变形，加工精度不易控制，加工难度很大，因此需要对其进行一套新型夹具的设计来满足加工要求。During the processing of parts, drilling, reaming, tapping and other work are required. The fixture is a special drill press fixture designed for the drilling process of the lawn mower shell cover. It is easy to deform during drilling, the machining accuracy is not easy to control, and the machining is very difficult. Therefore, it is necessary to design a new set of fixtures to meet the machining requirements.
发明内容Contents of the invention
本发明要解决的技术问题是：针对上述现有技术存在的技术问题，提供一种加工精度高、装卸方便快捷的割草机壳盖零件钻孔夹具及其使用方法。The technical problem to be solved by the present invention is: aiming at the technical problems of the above-mentioned prior art, provide a drilling jig and its usage method for the casing cover parts of the lawnmower with high processing precision and convenient assembly and disassembly.
本发明采取的技术方案为：以工件的底面为工序基准的，限制3个自由度，通过一个圆柱销和一个削边销组合限制3个自由度，组合在一起形成一面两销的定位方式，这样可以保证加工的精度；设置相应的夹紧机构，保证在加工过程中，割草机壳盖零件位置不发生变动。The technical solution adopted by the present invention is: take the bottom surface of the workpiece as the process reference, limit 3 degrees of freedom, limit the 3 degrees of freedom through the combination of a cylindrical pin and a chamfering pin, and combine them together to form a positioning method with two pins on one side. In this way, the processing accuracy can be guaranteed; a corresponding clamping mechanism is set to ensure that the position of the mower housing cover parts does not change during the processing.
一种割草机壳盖零件钻孔夹具，包括底板，所述底板上设置左挡板和圆柱头调节支承，左挡板通过2个圆柱销和定位螺钉连接固定，在左挡板上通过配合安装一个B型固定定位销和A型固定定位销，与左挡板的侧面实现零件的定位，限制了6个自由度；在底板的右侧连接右挡板，右挡板上面安装压紧装置，实现零件在加工过程中位置保持不发生变化。A drilling jig for mower housing cover parts, including a bottom plate, a left baffle and a cylindrical head adjustment support are arranged on the bottom plate, the left baffle is connected and fixed by two cylindrical pins and set screws, and the left baffle is fixed by fitting on the left baffle Install a B-type fixed positioning pin and A-type fixed positioning pin to realize the positioning of the parts with the side of the left baffle, limiting 6 degrees of freedom; connect the right baffle on the right side of the bottom plate, and install a pressing device on the right baffle , so that the position of the part remains unchanged during the machining process.
优选的，上述定位销通过配合固定连接在左挡板上，安装方便快捷，装卸方便。Preferably, the above-mentioned positioning pin is fixedly connected to the left baffle through cooperation, which is convenient and quick to install and easy to assemble and disassemble.
优选的，上述压紧装置为螺旋夹紧机构，包括光面压块、螺杆、右挡板、钻套螺钉、垫套、圆锥销A型、把手，所述把手通过圆柱销与螺杆连接，螺杆与光面压块通过螺纹连接，螺杆通过右挡板固定在底座上，并且通过垫套和螺钉与底座连接在一起，螺旋夹紧机构能够快速将零件进行紧固，操作方便快捷，结构简单，光面压块夹紧工件更加可靠。Preferably, the above-mentioned pressing device is a screw clamping mechanism, including a smooth pressing block, a screw, a right baffle, a drill sleeve screw, a pad sleeve, a type A tapered pin, and a handle, the handle is connected to the screw through a cylindrical pin, and the screw It is connected with the smooth pressing block through threads, the screw is fixed on the base through the right baffle, and connected with the base through the pad sleeve and the screw, the screw clamping mechanism can quickly fasten the parts, the operation is convenient and quick, and the structure is simple. The smooth clamping block clamps the workpiece more reliably.
优选的，上述圆柱头调节支承为辅助支承，割草机壳盖零件为薄壁零件，为了防止在加工过程中的变形，在左侧板上设置圆柱头调节支承，通过螺纹与左侧板固定，在加工过程中可以根据本批次零件的特点，进行调整支承高度，连接可靠，结构简单，装卸维护方便。Preferably, the above-mentioned cylindrical head adjustment support is an auxiliary support, and the mower housing cover part is a thin-walled part. In order to prevent deformation during processing, a cylindrical head adjustment support is set on the left side plate, and is fixed to the left side plate through threads , In the process of processing, the supporting height can be adjusted according to the characteristics of this batch of parts, the connection is reliable, the structure is simple, and the loading and unloading is convenient for maintenance.
优选的，上述钻模板上通孔通过可换钻套实现孔的钻削，钻模板通过双头螺柱A型、垫圈、六角螺母-C级、内螺纹圆柱与左侧板连接固定，采用可换钻套，能够适应不同孔径的钻削加工，应用面更广。Preferably, the through hole on the above-mentioned drilling template realizes the drilling of the hole through a replaceable drill sleeve, and the drilling template is connected and fixed with the left side plate through a double-ended stud type A, a washer, a hex nut-level C, and an internal thread cylinder. Changing the drill sleeve can adapt to the drilling process of different hole diameters, and the application area is wider.
优选的，上述光面压块与圆柱头调节支承设置在同一直线上，这样保证在光面压块夹紧过程中，割草机壳盖零件不容易发生变形，让零件加工精度更高。Preferably, the above-mentioned smooth pressing block and the cylindrical head adjustment support are arranged on the same straight line, so as to ensure that the parts of the lawnmower housing cover are not easily deformed during the clamping process of the smooth pressing block, so that the machining accuracy of the parts is higher.
优选的，所述一种割草机壳盖零件钻孔夹具的使用方法，包括以下步骤：Preferably, the method for using the drilling jig for the cover part of the lawnmower comprises the following steps:
（1）将左侧板安装在底座上；(1) Install the left panel on the base;
（2）将定位销和圆柱头调节支承安装到左侧板上；(2) Install the positioning pin and cylindrical head adjustment support to the left side plate;
（3）将螺旋夹紧装置安装在右侧板上，并且与底板固定；(3) Install the screw clamping device on the right side plate and fix it with the bottom plate;
（4）将钻模板安装在左侧板上，固定钻套；(4) Install the drill template on the left side plate and fix the drill sleeve;
（5）将零件放置到夹具体上的对应位置进行定位；(5) Place the part on the corresponding position on the clamp body for positioning;
（6）通过螺旋压紧装置紧固割草机壳盖零件；(6) Tighten the mower housing cover parts through the screw pressing device;
（7）将安装好的夹具体放置到机床工作台上，利用摇臂钻床进行加工。(7) Place the installed clamp body on the machine table and process it with a radial drilling machine.
本发明的优点是：The advantages of the present invention are:
本发明的有益效果：与现有技术相比，本发明通过在底板上设置两个定位销以及螺旋夹紧装置，能够快速的将零件进行装卸，并且加工精度能够得到保证，大大提高钻削加工效率，并且具有结构简单、成本低、装卸维护方便的特点。Beneficial effects of the present invention: Compared with the prior art, the present invention can quickly assemble and disassemble the parts by setting two positioning pins and a screw clamping device on the bottom plate, and the machining accuracy can be guaranteed, greatly improving the drilling process. Efficiency, and has the characteristics of simple structure, low cost, convenient loading and unloading maintenance.
附图说明：Description of drawings:
图1为本发明的夹具主视图；Fig. 1 is the clamp front view of the present invention;
图2为本发明的夹具俯视图；Fig. 2 is a clamp top view of the present invention;
图3为本发明的夹具左视图；Fig. 3 is the left view of clamp of the present invention;
图4为本发明的零件三维图1；Fig. 4 is the three-dimensional diagram 1 of parts of the present invention;
图5为本发明的零件三维图2。Fig. 5 is a three-dimensional diagram 2 of parts of the present invention.
图中所示：1-底板2-左挡板3-B型固定式定位销4-圆柱头调节支承5- A型固定式定位销6-双头螺柱A型7-钻模板8-垫圈9-六角螺母-C级10-内螺纹圆柱销11-可换钻套12-光面压块13-螺杆14-右挡板15-钻套螺钉16-垫套17-圆锥销A型18-把手19-圆柱头调节支承20-内六角圆柱头螺钉21-圆柱销As shown in the figure: 1-bottom plate 2-left baffle 3-type B fixed positioning pin 4-cylindrical head adjustment support 5-type A fixed positioning pin 6-double stud type A 7-drill template 8-washer 9-Hexagonal Nut-Grade C 10-Internal Threaded Cylindrical Pin 11-Replaceable Drill Bushing 12-Smooth Pressing Block 13-Screw Rod 14-Right Baffle 15-Drill Bushing Screw 16-Cushion Set 17-Taper Pin A Type 18- Handle 19-cylindrical head adjustment support 20-inner hexagon socket head screw 21-straight pin
具体实施方式：detailed description:
下面结合附图及具体的实施例对发明进行进一步介绍：Below in conjunction with accompanying drawing and specific embodiment the invention is further introduced:
实施例1：如图1~图3所示，一种割草机壳盖零件钻孔夹具，包括底板，所述底板1上设置左挡板2和圆柱头调节支承19，左挡板通过2个圆柱销21和内六角圆柱头螺钉20连接固定，在左挡板2上通过配合安装一个B型固定定位销3和A型固定定位销5，与左挡板2的侧面实现零件的定位，限制了6个自由度；在底板1的右侧连接右挡板14，右挡板14上面安装压紧装置，实现零件在加工过程中位置保持不发生变化。Embodiment 1: As shown in Figures 1 to 3, a drilling jig for a part of a lawnmower housing cover includes a base plate, and the base plate 1 is provided with a left baffle 2 and a cylindrical head adjustment support 19, and the left baffle passes through 2 Two cylindrical pins 21 are connected and fixed with hexagon socket cap screws 20, and a B-type fixed positioning pin 3 and A-type fixed positioning pin 5 are installed on the left baffle 2 to realize the positioning of the parts with the side of the left baffle 2. 6 degrees of freedom are limited; the right baffle 14 is connected to the right side of the bottom plate 1, and a pressing device is installed on the right baffle 14, so that the position of the part remains unchanged during the processing.
上述B型固定定位销3和A型固定定位销5通过配合固定连接在左挡板2上，安装方便快捷，装卸方便。上述压紧装置为螺旋夹紧机构，包括光面压块12、螺杆13、右挡板14、钻套螺钉15、垫套16、圆锥销A型17、把手18，所述把手18通过圆锥销A型17与螺杆13连接，螺杆13与光面压块12通过螺纹连接，螺杆13通过右挡板14固定在底座1上，并且通过圆柱销21和内六角圆柱头螺钉20与底座1连接在一起，螺旋夹紧机构能够快速将零件进行紧固，操作方便快捷，结构简单，光面压块夹紧工件更加可靠。The above-mentioned B-type fixed positioning pin 3 and A-type fixed positioning pin 5 are fixedly connected on the left baffle plate 2 through cooperation, which is convenient and quick to install and easy to assemble and disassemble. The above-mentioned pressing device is a screw clamping mechanism, including a smooth pressing block 12, a screw rod 13, a right baffle plate 14, a drill sleeve screw 15, a cushion sleeve 16, a conical pin type A 17, and a handle 18, and the handle 18 passes through the conical pin Type A 17 is connected to the screw rod 13, the screw rod 13 is threadedly connected to the smooth pressing block 12, the screw rod 13 is fixed on the base 1 through the right baffle plate 14, and connected to the base 1 through the cylindrical pin 21 and the hex socket head cap screw 20 At the same time, the screw clamping mechanism can quickly tighten the parts, the operation is convenient and quick, the structure is simple, and the smooth pressing block clamps the workpiece more reliably.
上述圆柱头调节支承4为辅助支承，割草机壳盖零件为薄壁零件，为了防止在加工过程中的变形，在左侧板上设置圆柱头调节支承4，通过螺纹与左侧板2固定，在加工过程中可以根据批次零件的特点进行调整支承高度，连接可靠，结构简单，装卸维护方便。The above-mentioned cylindrical head adjustment support 4 is an auxiliary support, and the part of the lawn mower housing cover is a thin-walled part. In order to prevent deformation during processing, the cylindrical head adjustment support 4 is set on the left side plate, and is fixed to the left side plate 2 by threads , During the processing process, the support height can be adjusted according to the characteristics of batch parts, the connection is reliable, the structure is simple, and the assembly and maintenance are convenient.
上述钻模板7上通孔通过可换钻套11实现孔的钻削，钻模板7通过双头螺柱A型6、垫圈8、六角螺母-C级9、内螺纹圆柱10与左侧板2连接固定，采用可换钻套11，能够适应不同孔径的钻削加工，应用面更广。The through hole on the above-mentioned drilling template 7 realizes the drilling of the hole through the replaceable drill sleeve 11, and the drilling template 7 passes through the double-ended stud A type 6, the washer 8, the hex nut-C grade 9, the internal thread cylinder 10 and the left side plate 2 The connection is fixed, and the replaceable drill bushing 11 is adopted, which can adapt to drilling with different apertures and has wider application.
上述光面压块12与圆柱头调节支承4设置在同一直线上，这样保证在光面压块12夹紧过程中，割草机壳盖零件不容易发生变形，让零件加工精度更高。The above-mentioned smooth pressing block 12 and the cylindrical head adjustment support 4 are arranged on the same straight line, so that during the clamping process of the smooth pressing block 12, the parts of the lawnmower housing cover are not easily deformed, and the machining accuracy of the parts is higher.
实施例2：钻孔加工时，将零件放到夹具体上，通过B型固定定位销3和A型固定定位销5将其进行快速定位，采用螺旋紧固装置的光面压块12进行紧固，快速实现夹具的安装，然后将安装好零件的夹具放入到摇臂钻床的工作台上，实现钻孔加工。Embodiment 2: When drilling, put the part on the clamp body, quickly locate it through the B-type fixed positioning pin 3 and the A-type fixed positioning pin 5, and use the smooth pressing block 12 of the screw fastening device to tighten it. Fix, quickly realize the installation of the fixture, and then put the fixture with the installed parts on the workbench of the radial drilling machine to realize the drilling process.
一种割草机壳盖零件钻孔夹具的使用方法，包括以下步骤：A method for using a drilling jig for a part of a lawnmower housing cover, comprising the following steps:
（1）将左侧板安装在底座上；(1) Install the left panel on the base;
（2）将定位销和圆柱头调节支承安装到左侧板上；(2) Install the positioning pin and cylindrical head adjustment support to the left side plate;
（3）将螺旋夹紧装置安装在右侧板上，并且与底板固定；(3) Install the screw clamping device on the right side plate and fix it with the bottom plate;
（4）将钻模板安装在左侧板上，固定钻套；(4) Install the drill template on the left side plate and fix the drill sleeve;
（5）将零件放置到夹具体上的对应位置进行定位；(5) Place the part on the corresponding position on the clamp body for positioning;
（6）通过螺旋压紧装置紧固割草机壳盖零件；(6) Tighten the mower housing cover parts through the screw pressing device;
（7）将安装好的夹具体放置到机床工作台上，利用摇臂钻床进行加工。(7) Place the installed clamp body on the machine table and process it with a radial drilling machine.
以上所述，仅为本发明的具体实施方式，但本发明的保护范围并不局限于此，任何熟悉割草机零件技术领域的技术人员在本发明揭露的技术范围内，都应涵盖在本发明的保护范围之内，因此，本发明型的保护范围应以所述权利要求的保护范围为准。The above is only a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any skilled person familiar with the technical field of lawnmower parts shall be covered by this invention within the technical scope disclosed in the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.
Claims (6)
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| CN201610938257.0A CN106270661A (en) | 2016-10-25 | 2016-10-25 | A kind of hay mover cap part drilling clamp and using method thereof |
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Cited By (6)
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| CN106695628A (en) * | 2017-02-14 | 2017-05-24 | 苏州鑫夷斯精密机械有限公司 | Clamp positioning opening and closing device of machine head assembly line of hay mower |
| CN106826634A (en) * | 2017-02-14 | 2017-06-13 | 苏州鑫夷斯精密机械有限公司 | The grip device of hay mover head assembly production chain |
| CN108237249A (en) * | 2017-10-09 | 2018-07-03 | 新兴重工湖北三六机械有限公司 | A kind of side hole drill tool |
| CN108274194A (en) * | 2018-01-17 | 2018-07-13 | 谷城县谷安机械有限公司 | A kind of spindle process for machining and the special drill press for the technique |
| CN110560733A (en) * | 2019-09-26 | 2019-12-13 | 安徽信息工程学院 | Drilling fixture for cylinder body parts |
| CN111069662A (en) * | 2019-12-12 | 2020-04-28 | 浙江通力重型齿轮股份有限公司 | Speed reducer box drilling location frock |
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| CN110560733A (en) * | 2019-09-26 | 2019-12-13 | 安徽信息工程学院 | Drilling fixture for cylinder body parts |
| CN111069662A (en) * | 2019-12-12 | 2020-04-28 | 浙江通力重型齿轮股份有限公司 | Speed reducer box drilling location frock |
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