CN207746748U - A kind of thin wall curved guide clamp for machining - Google Patents
A kind of thin wall curved guide clamp for machining Download PDFInfo
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- CN207746748U CN207746748U CN201721920837.3U CN201721920837U CN207746748U CN 207746748 U CN207746748 U CN 207746748U CN 201721920837 U CN201721920837 U CN 201721920837U CN 207746748 U CN207746748 U CN 207746748U
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Abstract
本实用新型公开了一种薄壁类曲面导轨加工夹具，其包括底座、第一支撑块、第二支撑块；在底座两端顶部分别固定有第一支撑块和第二支撑块，在与待加工曲面导轨的非加工面的两端相邻的底座顶部分别固定有一个述顶部压紧机构，在与待加工曲面导轨相邻的底座的顶部固定有至少一个背面支撑机构。优点：本实用新型通过第一支撑块、第二支撑块和顶部压紧机构实现对待加工曲面导轨的快速定位和压紧，以此完成对待加工曲面导轨的装夹，再通过底边支撑机构和背面支撑机构完成对待加工曲面导轨的支撑，避免加工过程中，待加工曲面导轨翘曲变形，该夹具装夹操作简便，加工过程中无需多次装夹，一次装夹即可完成加工，提高了生产效率。
The utility model discloses a thin-wall curved surface guide rail processing fixture, which comprises a base, a first support block and a second support block; A top pressing mechanism is respectively fixed on the top of the base adjacent to both ends of the non-processing surface of the processed curved surface guide rail, and at least one back support mechanism is fixed on the top of the base adjacent to the curved surface guide rail to be processed. Advantages: The utility model realizes rapid positioning and compression of the curved surface guide rail to be processed through the first support block, the second support block and the top pressing mechanism, thereby completing the clamping of the curved surface guide rail to be processed, and then through the bottom support mechanism and The back support mechanism completes the support of the curved surface guide rail to be processed, avoiding warping and deformation of the curved surface guide rail to be processed during the processing. Productivity.
Description
技术领域：Technical field:
本实用新型涉及机械加工技术领域，特别涉及一种薄壁类曲面导轨加工夹具。The utility model relates to the technical field of mechanical processing, in particular to a processing fixture for a thin-wall curved surface guide rail.
背景技术：Background technique:
在机械加工领域，加工薄壁类曲面导轨时，需要由人工将待加工件放置在立式加工中心工作台的垫板上，利用垫铁将待加工件垫平找正，再通过若干组压板压紧待加工件的边缘，完成装夹，进而完成待加工件的加工。In the field of mechanical processing, when processing thin-walled curved surface guide rails, it is necessary to manually place the workpiece to be processed on the backing plate of the vertical machining center workbench, use the pad iron to level the workpiece to be processed, and then pass through several sets of pressure plates Press the edge of the workpiece to be processed, complete the clamping, and then complete the processing of the workpiece to be processed.
由于待加工件较薄，外形尺寸较长，如装夹不合理，在加工过程中待加工件易翘曲产生变形，此时需要对加工件进行消除应力处理和校正，再通过人工重新定位找正装夹后进行一次精加工，通过人工找正装夹的方式虽然最终能保证加工件的质量，但大大降低产品的加工效率，尤其批量生产时，人工找正装夹的方式费时费力，影响生产效率。Since the workpiece to be processed is thin and has a long external dimension, if the clamping is unreasonable, the workpiece to be processed will easily warp and deform during the processing. Finishing is carried out after clamping. Although the quality of the workpiece can be guaranteed by manual clamping, it greatly reduces the processing efficiency of the product. Especially in mass production, manual clamping is time-consuming and laborious, which affects production efficiency.
实用新型内容：Utility model content:
本实用新型的目的在于提供一种便于装夹且保证待加工件加工过程中不会产生变形的薄壁类曲面导轨加工夹具。The purpose of the utility model is to provide a thin-wall curved surface guide rail processing fixture which is convenient for clamping and ensures no deformation during the processing of the workpiece to be processed.
本实用新型由如下技术方案实施：一种薄壁类曲面导轨加工夹具，其包括底座、第一支撑块、第二支撑块、顶部压紧机构、底边支撑机构和背面支撑机构，在所述底座两端顶部分别固定有所述第一支撑块和所述第二支撑块，待加工曲面导轨的一端底边活动置于所述第一支撑块顶部，所述待加工曲面导轨的另一端底边活动置于所述第二支撑块顶部；在与所述待加工曲面导轨的非加工面的两端相邻的所述底座顶部分别固定有一个所述顶部压紧机构，在所述第一支撑块和所述第二支撑块之间的所述底座顶部固定有至少一个所述底边支撑机构，所述底边支撑机构的支撑杆与所述待加工曲面导轨的底部活动接触；在与所述待加工曲面导轨相邻的所述底座的顶部固定有至少一个所述背面支撑机构，所述背面支撑机构的支撑螺栓与所述待加工曲面导轨的非加工面活动接触。The utility model is implemented by the following technical scheme: a thin-wall curved surface guide rail processing fixture, which includes a base, a first support block, a second support block, a top pressing mechanism, a bottom edge support mechanism and a back support mechanism. The first support block and the second support block are respectively fixed on the top of both ends of the base, the bottom edge of one end of the curved surface guide rail to be processed is movably placed on the top of the first support block, and the bottom edge of the other end of the curved surface guide rail to be processed is The edge is movable and placed on the top of the second support block; on the top of the base adjacent to the two ends of the non-processing surface of the curved surface guide rail to be processed, a top pressing mechanism is respectively fixed, and on the first At least one bottom edge support mechanism is fixed on the top of the base between the support block and the second support block, and the support rod of the bottom edge support mechanism is in movable contact with the bottom of the curved surface guide rail to be processed; At least one back support mechanism is fixed on the top of the base adjacent to the curved surface guide rail to be processed, and the support bolts of the rear support mechanism are in movable contact with the non-processing surface of the curved surface guide rail to be processed.
进一步地，所述顶部压紧机构包括压紧套筒、定位套筒、调节螺栓和压板，所述压紧套筒竖直固定在所述底座顶部，在所述压紧套筒的顶端内部上下滑动插接有所述定位套筒，在所述定位套筒顶端朝向所述待加工曲面导轨一侧固定有所述压板，所述压板与所述待加工曲面导轨顶部活动接触；在所述定位套筒内部活动插接有所述调节螺栓，所述调节螺栓的螺帽卡接在所述定位套筒的顶部；在所述压紧套筒的底端内壁上固定有调节螺母，所述调节螺栓的底端与所述调节螺母螺接；在所述压紧套筒与所述调节螺母之间的所述调节螺栓外部套设有压紧弹簧。Further, the top pressing mechanism includes a pressing sleeve, a positioning sleeve, an adjusting bolt and a pressing plate, and the pressing sleeve is vertically fixed on the top of the base, and the upper and lower sides of the top of the pressing sleeve The positioning sleeve is slidably inserted, and the pressure plate is fixed on the side of the positioning sleeve facing the curved surface guide rail to be processed, and the pressure plate is in movable contact with the top of the curved surface guide rail to be processed; The inside of the sleeve is movably inserted with the adjusting bolt, and the nut of the adjusting bolt is clamped on the top of the positioning sleeve; an adjusting nut is fixed on the inner wall of the bottom end of the pressing sleeve, and the adjusting nut The bottom end of the bolt is screwed to the adjusting nut; a compression spring is sheathed outside the adjusting bolt between the compression sleeve and the adjusting nut.
进一步地，所述底边支撑机构包括支撑套筒、所述支撑杆和锁紧螺栓，所述支撑套筒竖直固定在所述底座顶部，在所述支撑套筒顶端内部上下滑动插接有所述支撑杆；所述支撑杆顶端活动置于所述支撑套筒的上方，且与所述待加工曲面导轨的底边活动接触；在所述支撑杆底端的所述支撑套筒内部竖直设有支撑弹簧；在所述支撑套筒侧壁上水平螺接有所述锁紧螺栓，所述锁紧螺栓顶端穿过所述支撑套筒与所述支撑杆侧壁活动接触。Further, the bottom support mechanism includes a support sleeve, the support rod and locking bolts, the support sleeve is vertically fixed on the top of the base, and a The support rod; the top end of the support rod is movably placed above the support sleeve, and is in movable contact with the bottom edge of the curved surface guide rail to be processed; the inside of the support sleeve at the bottom end of the support rod is vertical A supporting spring is provided; the locking bolt is horizontally screwed on the side wall of the supporting sleeve, and the top end of the locking bolt passes through the supporting sleeve and is in movable contact with the side wall of the supporting rod.
进一步地，在所述支撑杆侧壁上竖直开设有条形槽，在所述支撑套筒侧壁上水平插接有销杆，所述销杆的一端活动插入所述条形槽内部。Further, a bar-shaped groove is vertically opened on the side wall of the support rod, and a pin rod is inserted horizontally on the side wall of the support sleeve, and one end of the pin rod is movably inserted into the inside of the bar-shaped groove.
进一步地，所述背面支撑机构包括固定板和水平螺接在所述固定板上的所述支撑螺栓，所述支撑螺栓的顶端与所述待加工曲面导轨的非加工面接触。Further, the back supporting mechanism includes a fixing plate and the supporting bolts horizontally screwed on the fixing plate, and the top ends of the supporting bolts are in contact with the non-machined surface of the curved guide rail to be processed.
进一步地，所述第一支撑块与所述第二支撑块的结构相同，均包括固定块和活动设置在所述固定块顶部的活动块。Further, the structure of the first support block is the same as that of the second support block, both of which include a fixed block and a movable block movably arranged on the top of the fixed block.
进一步地，所述活动块通过螺栓固定在所述固定块顶部。Further, the movable block is fixed on the top of the fixed block by bolts.
进一步地，在所述第一支撑块和所述第二支撑块顶端分别竖直插接有定位销。Further, positioning pins are inserted vertically at the tops of the first support block and the second support block respectively.
本实用新型的优点：本实用新型通过第一支撑块、第二支撑块和顶部压紧机构实现对待加工曲面导轨的快速定位和压紧，以此完成对待加工曲面导轨的装夹，再通过底边支撑机构和背面支撑机构完成对待加工曲面导轨的支撑，避免加工过程中，待加工曲面导轨翘曲变形，该夹具装夹操作简便，加工过程中无需多次装夹，一次装夹即可完成加工，提高了生产效率。Advantages of the utility model: the utility model realizes rapid positioning and compression of the curved surface guide rail to be processed through the first support block, the second support block and the top pressing mechanism, thereby completing the clamping of the curved surface guide rail to be processed, and then through the bottom The side support mechanism and the back support mechanism complete the support of the curved surface guide rail to be processed, avoiding warping and deformation of the curved surface guide rail to be processed during the processing. processing, improving production efficiency.
附图说明：Description of drawings:
图1为本实用新型的整体结构示意图。Figure 1 is a schematic diagram of the overall structure of the utility model.
图2为图1的俯视图。FIG. 2 is a top view of FIG. 1 .
图3为图1的A-A剖视图。Fig. 3 is a sectional view along line A-A of Fig. 1 .
图4为顶部压紧机构的结构示意图。Fig. 4 is a structural schematic diagram of the top pressing mechanism.
附图中各部件的标记如下：底座1、第一支撑块2、第二支撑块3、待加工曲面导轨4、顶部压紧机构5、压紧套筒5.1、定位套筒5.2、调节螺栓5.3、压板5.4、调节螺母5.5、压紧弹簧5.6、底边支撑机构6、支撑套筒6.1、支撑杆6.2、锁紧螺栓6.3、支撑弹簧6.4、条形槽6.5、销杆6.6、背面支撑机构7、固定板7.1、支撑螺栓7.2、固定块8、活动块9、定位销10。The marks of the components in the drawings are as follows: base 1, first support block 2, second support block 3, curved surface guide rail to be processed 4, top pressing mechanism 5, pressing sleeve 5.1, positioning sleeve 5.2, adjusting bolt 5.3 , pressure plate 5.4, adjusting nut 5.5, compression spring 5.6, bottom support mechanism 6, support sleeve 6.1, support rod 6.2, locking bolt 6.3, support spring 6.4, strip groove 6.5, pin rod 6.6, back support mechanism 7 , fixed plate 7.1, support bolt 7.2, fixed block 8, movable block 9, positioning pin 10.
具体实施方式：Detailed ways:
如图1至图4所示，一种薄壁类曲面导轨加工夹具，其包括底座1、第一支撑块2、第二支撑块3、顶部压紧机构5、底边支撑机构6和背面支撑机构7，在底座1两端顶部分别固定有第一支撑块2和第二支撑块3，第一支撑块2与第二支撑块3的结构相同，均包括固定块8和活动设置在固定块8顶部的活动块9，活动块9通过螺栓固定在固定块8顶部，当活动块9出现磨损时可以及时更换，避免定位误差，在第一支撑块2和第二支撑块3顶端分别竖直插接有定位销10，通过定位销10可以将待加工曲面导轨4定位更牢固更准确；待加工曲面导轨4的一端底边活动置于第一支撑块2顶部，待加工曲面导轨4的另一端底边活动置于第二支撑块3顶部；在与待加工曲面导轨4的非加工面的两端相邻的底座1顶部分别固定有一个顶部压紧机构5，顶部压紧机构5包括压紧套筒5.1、定位套筒5.2、调节螺栓5.3和压板5.4，压紧套筒5.1竖直固定在底座1顶部，在压紧套筒5.1的顶端内部上下滑动插接有定位套筒5.2，在定位套筒5.2顶端朝向待加工曲面导轨4一侧固定有压板5.4，压板5.4与待加工曲面导轨4顶部活动接触，在定位套筒5.2内部活动插接有调节螺栓5.3，调节螺栓5.3的螺帽卡接在定位套筒5.2的顶部，在压紧套筒5.1的底端内壁上固定有调节螺母5.5，调节螺栓5.3的底端与调节螺母5.5螺接，在压紧套筒5.1与调节螺母5.5之间的调节螺栓5.3外部套设有压紧弹簧5.6，通过顶部压紧机构5将待加工曲面导轨4压紧于底座1上；在第一支撑块2和第二支撑块3之间的底座1顶部固定有至少一个底边支撑机构6，底边支撑机构6包括支撑套筒6.1、支撑杆6.2和锁紧螺栓6.3，支撑套筒6.1竖直固定在底座1顶部，在支撑套筒6.1顶端内部上下滑动插接有支撑杆6.2；支撑杆6.2顶端活动置于支撑套筒6.1的上方，且与待加工曲面导轨4的底边活动接触；在支撑杆6.2底端的支撑套筒6.1内部竖直设有支撑弹簧6.4；在支撑套筒6.1侧壁上水平螺接有锁紧螺栓6.3，锁紧螺栓6.3顶端穿过支撑套筒6.1与支撑杆6.2侧壁活动接触，在支撑杆6.2侧壁上竖直开设有条形槽6.5，在支撑套筒6.1侧壁上水平插接有销杆6.6，销杆6.6的一端活动插入条形槽6.5内部，底边支撑机构6的作用能够避免加工过程中待加工曲面导轨4在竖直方向上的变形；在与待加工曲面导轨4相邻的底座1的顶部固定有至少一个背面支撑机构7，背面支撑机构7包括固定板7.1和水平螺接在固定板7.1上的支撑螺栓7.2，背面支撑机构7的支撑螺栓7.2的顶端与待加工曲面导轨4的非加工面接触，背面支撑机构7的作用能够避免加工过程中待加工曲面导轨4在水平方向上的变形。As shown in Figures 1 to 4, a thin-wall curved surface guide rail processing fixture includes a base 1, a first support block 2, a second support block 3, a top pressing mechanism 5, a bottom support mechanism 6 and a back support Mechanism 7, the first support block 2 and the second support block 3 are respectively fixed on the top of both ends of the base 1, the first support block 2 and the second support block 3 have the same structure, and both include a fixed block 8 and a fixed block movably arranged on the fixed block The movable block 9 at the top of 8, the movable block 9 is fixed on the top of the fixed block 8 by bolts, it can be replaced in time when the movable block 9 wears out, so as to avoid positioning errors. Alignment pin 10 is plugged in, by alignment pin 10 the curved surface guide rail 4 to be processed can be positioned more firmly and more accurately; One end bottom edge of the curved surface guide rail 4 to be processed is movably placed on the top of the first support block 2, and the other end of the curved surface guide rail 4 to be processed is movable. The bottom edge of one end is movably placed on the top of the second support block 3; a top pressing mechanism 5 is respectively fixed on the top of the base 1 adjacent to the two ends of the non-processing surface of the curved surface guide rail 4 to be processed, and the top pressing mechanism 5 includes pressing Tightening sleeve 5.1, positioning sleeve 5.2, adjusting bolt 5.3 and pressure plate 5.4, the compression sleeve 5.1 is vertically fixed on the top of the base 1, and the positioning sleeve 5.2 is inserted up and down inside the top of the compression sleeve 5.1. The top of the positioning sleeve 5.2 faces the side of the curved surface guide rail 4 to be processed, and a pressure plate 5.4 is fixed, and the pressure plate 5.4 is in movable contact with the top of the curved surface guide rail 4 to be processed, and the adjustment bolt 5.3 and the nut of the adjustment bolt 5.3 are movably inserted inside the positioning sleeve 5.2 It is clamped on the top of the positioning sleeve 5.2, and an adjusting nut 5.5 is fixed on the inner wall of the bottom end of the compression sleeve 5.1. The adjustment bolt 5.3 between the outer sleeves is provided with a compression spring 5.6, and the curved surface guide rail 4 to be processed is pressed on the base 1 through the top compression mechanism 5; the base between the first support block 2 and the second support block 3 1. At least one bottom support mechanism 6 is fixed on the top. The bottom support mechanism 6 includes a support sleeve 6.1, a support rod 6.2 and a locking bolt 6.3. The support sleeve 6.1 is vertically fixed on the top of the base 1, and on the top There is a support rod 6.2 sliding up and down inside; the top of the support rod 6.2 is movable above the support sleeve 6.1, and is in movable contact with the bottom edge of the curved surface guide rail 4 to be processed; the inside of the support sleeve 6.1 at the bottom of the support rod 6.2 is vertical A supporting spring 6.4 is provided; a locking bolt 6.3 is horizontally screwed on the side wall of the supporting sleeve 6.1, and the top end of the locking bolt 6.3 passes through the supporting sleeve 6.1 and is in movable contact with the side wall of the supporting rod 6.2, and on the side wall of the supporting rod 6.2 There is a strip groove 6.5 vertically, and a pin rod 6.6 is inserted horizontally on the side wall of the support sleeve 6.1. One end of the pin rod 6.6 is inserted into the inside of the strip groove 6.5. The function of the bottom support mechanism 6 can avoid The deformation of the curved surface guide rail 4 to be processed in the vertical direction; at least one back support machine is fixed on the top of the base 1 adjacent to the curved surface guide rail 4 to be processed Structure 7, the back support mechanism 7 includes a fixed plate 7.1 and a support bolt 7.2 horizontally screwed on the fixed plate 7.1, the top of the support bolt 7.2 of the back support mechanism 7 is in contact with the non-processed surface of the curved surface guide rail 4 to be processed, the back support mechanism The function of 7 can avoid the deformation of the guide rail 4 on the curved surface to be processed in the horizontal direction during the processing.
使用说明：首先，将该夹具安装于立式加工中心的工作台上，松开底边支撑机构6上的锁紧螺栓6.3，再将待加工曲面导轨4两端已加工的孔对应套装于定位销10内，并且使待加工曲面导轨4两端底部紧靠在第一支撑块2和第二支撑块3的顶部，同时，待加工曲面导轨4的底端将底边支撑机构6上的支撑杆6.2下压；然后，正向旋入顶部压紧机构5上的调节螺栓5.3，进而将压板5.4向下压，直至压板5.4将待加工曲面导轨4顶部压紧，之后再拧紧锁紧螺栓6.3，将支撑杆6.2压紧在支撑套筒6.1内；最后，正向旋入背面支撑机构7上的支撑螺栓7.2，直至支撑螺栓7.2与待加工曲面导轨4的非加工面接触完成装夹；装夹完毕后启动立式加工中心，开始对待加工曲面导轨4的加工面进行加工作业，加工结束后，依次反向旋出调节螺栓5.3和支撑螺栓7.2，松开压板5.4和背面支撑机构7后将加工件取下，重复上述过程对下一个待加工曲面导轨4进行装夹加工即可。Instructions for use: First, install the fixture on the workbench of the vertical machining center, loosen the locking bolt 6.3 on the bottom support mechanism 6, and then set the processed holes at both ends of the curved surface guide rail 4 to be processed in the positioning pin 10, and make the bottom of the curved surface guide rail 4 to be processed close to the top of the first support block 2 and the second support block 3, meanwhile, the bottom end of the curved surface guide rail 4 to be processed will be supported by the support on the bottom support mechanism 6 Rod 6.2 is pressed down; then, forwardly screw the adjusting bolt 5.3 on the top pressing mechanism 5, and then press down the pressing plate 5.4 until the pressing plate 5.4 presses the top of the curved surface guide rail 4 to be processed, and then tighten the locking bolt 6.3 , press the support rod 6.2 into the support sleeve 6.1; finally, screw the support bolt 7.2 on the back support mechanism 7 forward until the support bolt 7.2 contacts the non-processed surface of the curved surface guide rail 4 to be processed to complete the clamping; Start the vertical machining center after the clamping is completed, and start to process the surface of the curved surface guide rail 4 to be processed. After the processing is completed, unscrew the adjustment bolt 5.3 and the support bolt 7.2 in reverse order, and loosen the pressure plate 5.4 and the back support mechanism 7. The workpiece is removed, and the above process is repeated to clamp and process the next curved surface guide rail 4 to be processed.
以上所述仅为本实用新型的较佳实施例而已，并不用以限制本实用新型，凡在本实用新型的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本实用新型的保护范围之内。The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in the Within the protection scope of the present utility model.
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| CN201721920837.3U CN207746748U (en) | 2017-12-29 | 2017-12-29 | A kind of thin wall curved guide clamp for machining |
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| CN201721920837.3U CN207746748U (en) | 2017-12-29 | 2017-12-29 | A kind of thin wall curved guide clamp for machining |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110703695A (en) * | 2019-09-29 | 2020-01-17 | 西安法士特汽车传动有限公司 | Turning control method and device with variable feed speed and machining lathe |
| CN111230537A (en) * | 2020-02-26 | 2020-06-05 | 江苏大学 | A digital auxiliary clamping device for curved surface parts |
| CN113427416A (en) * | 2021-06-10 | 2021-09-24 | 江苏威马悦达智能装备有限公司 | Connecting rod processing micromatic setting suitable for different specifications |
| CN115945929A (en) * | 2022-12-31 | 2023-04-11 | 河南臣涛精密机械科技有限公司 | Positioning tool for horizontal machining position hole of special-shaped part |
| CN116000668A (en) * | 2023-01-13 | 2023-04-25 | 杭州同创顶立机械有限公司 | Machining tool and machining process for bending plate for agricultural machinery |
| CN117086664A (en) * | 2023-09-28 | 2023-11-21 | 西北工业大学 | C/C composite material plug cone convex surface processing fixture and processing method |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110703695A (en) * | 2019-09-29 | 2020-01-17 | 西安法士特汽车传动有限公司 | Turning control method and device with variable feed speed and machining lathe |
| CN110703695B (en) * | 2019-09-29 | 2020-10-16 | 西安法士特汽车传动有限公司 | Turning control method and device with variable feed speed and machining lathe |
| CN111230537A (en) * | 2020-02-26 | 2020-06-05 | 江苏大学 | A digital auxiliary clamping device for curved surface parts |
| CN111230537B (en) * | 2020-02-26 | 2022-03-22 | 江苏大学 | A digital auxiliary clamping device for curved surface parts |
| CN113427416A (en) * | 2021-06-10 | 2021-09-24 | 江苏威马悦达智能装备有限公司 | Connecting rod processing micromatic setting suitable for different specifications |
| CN115945929A (en) * | 2022-12-31 | 2023-04-11 | 河南臣涛精密机械科技有限公司 | Positioning tool for horizontal machining position hole of special-shaped part |
| CN116000668A (en) * | 2023-01-13 | 2023-04-25 | 杭州同创顶立机械有限公司 | Machining tool and machining process for bending plate for agricultural machinery |
| CN116000668B (en) * | 2023-01-13 | 2023-08-04 | 杭州同创顶立机械有限公司 | Machining tool and machining process for bending plate for agricultural machinery |
| CN117086664A (en) * | 2023-09-28 | 2023-11-21 | 西北工业大学 | C/C composite material plug cone convex surface processing fixture and processing method |
| CN117086664B (en) * | 2023-09-28 | 2025-06-20 | 西北工业大学 | C/C composite material plug cone convex surface processing fixture and processing method |
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