CN114851104A - High-precision angle deflection device - Google Patents

High-precision angle deflection device Download PDF

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Publication number
CN114851104A
CN114851104A CN202210397962.XA CN202210397962A CN114851104A CN 114851104 A CN114851104 A CN 114851104A CN 202210397962 A CN202210397962 A CN 202210397962A CN 114851104 A CN114851104 A CN 114851104A
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positioning plate
positioning
rotating disc
pin
hole
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刘欣玉
潘露
徐亮
宋粲粲
包顺华
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Anhui Technical College of Mechanical and Electrical Engineering
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Anhui Technical College of Mechanical and Electrical Engineering
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders

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  • Mechanical Engineering (AREA)
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Abstract

The invention discloses a high-precision angle deflection device which comprises a rotating disc, a fan-shaped positioning plate, a positioning plate central shaft and a deflection angle assembly, wherein the fan-shaped positioning plate is positioned above the rotating disc, the deflection angle assembly is arranged above the fan-shaped positioning plate, the rotating disc is provided with a rotating disc central through hole and more than 12 uniformly distributed rotating disc reference pin holes positioned on a concentric circle, the positioning plate central shaft penetrates through the rotating disc central through hole, the fan-shaped positioning plate consists of a positioning plate extending part and a fan-shaped positioning plate body, the positioning plate central shaft is positioned below the middle part of the positioning plate extending part, the fan-shaped positioning plate body is provided with a positioning plate waist round hole and a positioning plate reference pin hole, and the rotating disc reference pin hole can be seen in the positioning plate waist round hole when the rotating disc rotates around the positioning plate central shaft. The high-precision angle deflection device adopts the structure, so that the precision of the deflection angle is greatly improved, and the simple structure can meet the requirement of precision machining parts.

Description

高精度角度偏转装置High-precision angle deflection device

技术领域technical field

本发明涉及精密制造，尤其涉及一种高精度角度偏转装置。The invention relates to precision manufacturing, in particular to a high-precision angle deflection device.

背景技术Background technique

制造业的精密加工的物体和零件，及医疗保健领域的高质量器械，都要求提高准确性和质量，这需要价格昂贵的高规格的设备，现有技术可偏转角度的工作台包括下台板、第二圆形基础板、第一圆形基础板、上台板和偏转角度定位组件，第二圆形基础板与下台板固接，上台板与第一圆形基础板固接，所述的第二圆形基础板具有伸出的中心轴，所述的第一圆形基础板置于第二圆形基础板上，所述的第一圆形基础板绕着第二圆形基础板的中心轴转动，偏转角度定位组件包括第一V型块、第二V型块、第一阶梯定位销、第二阶梯定位销、长方体标准块组合件。目前还没有这样的高精度角度偏转装置，该种高精度角度偏转装置能使偏转角度的精确度大幅度提高，且结构简单成本低廉。Precision machined objects and parts in manufacturing, and high-quality instruments in healthcare all require increased accuracy and quality, which requires expensive, high-spec equipment. State-of-the-art angled tables include lower decks, The second circular base plate, the first circular base plate, the upper platen and the deflection angle positioning assembly, the second circular base plate is fixedly connected to the lower platen, the upper platen is fixedly connected to the first circular base plate, and the first circular base plate is fixedly connected to the first circular base plate. Two circular base plates have a protruding central axis, the first circular base plate is placed on the second circular base plate, and the first circular base plate surrounds the center of the second circular base plate When the shaft rotates, the deflection angle positioning assembly includes a first V-shaped block, a second V-shaped block, a first stepped positioning pin, a second stepped positioning pin, and a cuboid standard block assembly. At present, there is no such high-precision angle deflection device. The high-precision angle deflection device can greatly improve the accuracy of the deflection angle, and has a simple structure and low cost.

发明内容SUMMARY OF THE INVENTION

本发明所要解决的技术问题是：提供一种高精度角度偏转装置，该种高精度角度偏转装置能使偏转角度的精确度大幅度提高，且结构简单成本低廉。The technical problem to be solved by the present invention is to provide a high-precision angle deflection device, which can greatly improve the accuracy of the deflection angle, and has a simple structure and low cost.

要解决该技术问题，本发明的技术方案为：一种高精度角度偏转装置，其包括转动盘、扇形定位板、定位板中心轴和偏转角度组件，所述的扇形定位板位于转动盘上方，所述的偏转角度组件置于扇形定位板上方，所述的转动盘上设置有转动盘中心通孔及位于同心圆上的12个以上均布的转动盘基准销孔，定位板中心轴穿过转动盘中心通孔，扇形定位板由定位板延伸部和扇形定位板本体组成，所述的定位板中心轴位于定位板延伸部中部下方，所述的扇形定位板本体具有定位板腰圆孔和一个定位板基准销孔，转动盘绕着定位板中心轴中心线转动时定位板腰圆孔内可见转动盘基准销孔。To solve this technical problem, the technical solution of the present invention is as follows: a high-precision angle deflection device, which includes a rotating disk, a sector-shaped positioning plate, a central axis of the positioning plate and a deflection angle assembly, and the fan-shaped positioning plate is located above the rotating disk, The deflection angle assembly is placed above the fan-shaped positioning plate, and the rotating plate is provided with a central through hole of the rotating plate and more than 12 evenly distributed reference pin holes of the rotating plate on the concentric circle, and the central axis of the positioning plate passes through. The central through hole of the rotating disk, the fan-shaped positioning plate is composed of the positioning plate extension part and the fan-shaped positioning plate body, the central axis of the positioning plate is located under the middle part of the positioning plate extension part, and the fan-shaped positioning plate body has the positioning plate waist round hole and A datum pin hole of the positioning plate, and the datum pin hole of the rotating plate can be seen in the waist circular hole of the positioning plate when the rotating disk rotates around the center line of the central axis of the positioning plate.

所述的转动盘具有转动盘本体，转动盘本体具有位于同心圆上的24个均布的转动盘基准销孔，转动盘本体中部具有转动盘中心通孔，所述的转动盘本体上表面具有初始销孔标记和转动盘基准销孔的角度印记，初始销孔标记为初始的0°，转动盘基准销孔的角度印记以30°等差数列逆时针增加。The rotating disk has a rotating disk body, the rotating disk body has 24 evenly distributed rotating disk reference pin holes on concentric circles, the center of the rotating disk body has a rotating disk center through hole, and the upper surface of the rotating disk body has The initial pin hole mark and the angle imprint of the reference pin hole of the rotating disk, the initial pin hole mark is the initial 0°, and the angle imprint of the reference pin hole of the rotating disk increases counterclockwise by 30° arithmetic progression.

所述的扇形定位板本体半径小于转动盘半径。The radius of the sector-shaped positioning plate body is smaller than the radius of the rotating disc.

所述的偏转角度组件由第一定位销组合体、长方体标准块组合件和第二定位销组合体组成，所述的第一定位销组合体具有第一定位销本体、与第一定位销本体形成一体的第一定位销标准块，第一定位销标准块具有第一定位销标准块弧形端面；第二定位销组合体具有第二定位销本体、与第二定位销本体形成一体的第二定位销标准块，第二定位销标准块具有第二定位销标准块弧形端面，偏转角度组件使用时，第二定位销本体穿过定位板腰圆孔与转动盘基准销孔适配，第一定位销本体插进唯一定位板基准销孔，长方体标准块组合件位于第一定位销组合体和第二定位销组合体之间。The deflection angle assembly is composed of a first positioning pin assembly, a rectangular parallelepiped standard block assembly and a second positioning pin assembly, and the first positioning pin assembly has a first positioning pin body, and a first positioning pin body. An integrated first positioning pin standard block, the first positioning pin standard block has an arc-shaped end face of the first positioning pin standard block; the second positioning pin assembly has a second positioning pin body, and the second positioning pin body is integrated Two locating pin standard blocks, the second locating pin standard block has an arc-shaped end face of the second locating pin standard block, when the deflection angle assembly is used, the second locating pin body passes through the locating plate waist circular hole to fit with the rotating disc reference pin hole, The first positioning pin body is inserted into the reference pin hole of the unique positioning plate, and the rectangular parallelepiped standard block assembly is located between the first positioning pin assembly and the second positioning pin assembly.

所述的长方体标准块组合件的数值为零时，第一定位销标准块弧形端面和第二定位销标准块弧形端面线接触，其时扇形定位板圆心、第一定位销本体中心点、第二定位销本体中心点组成等腰三角形夹角为30°。When the numerical value of the cuboid standard block assembly is zero, the arc-shaped end face of the first positioning pin standard block and the arc-shaped end face of the second positioning pin standard block are in line contact, and the circle center of the fan-shaped positioning plate and the center point of the first positioning pin body. . The center point of the second positioning pin body forms an isosceles triangle with an included angle of 30°.

所述的转动盘边缘设置有手握的把手。The edge of the rotating disk is provided with a handle to be held by hand.

本发明高精度角度偏转装置采用这样的结构，根据需要偏转角度值，利用余弦定理算出长方体标准块需要的总长，能使偏转角度的精确度大幅度提高，这种简单结构能适应精密加工件的需要，用低廉成本完成现有技术只有精密设备才能实现的工作。The high-precision angle deflection device of the present invention adopts such a structure. According to the required deflection angle value, the cosine law is used to calculate the required total length of the rectangular parallelepiped standard block, which can greatly improve the accuracy of the deflection angle. This simple structure can adapt to the precision machining parts. There is a need to perform at low cost what the prior art can only do with sophisticated equipment.

附图说明Description of drawings

下面结合附图对本发明高精度角度偏转装置作进一步详细的说明；The high-precision angle deflection device of the present invention will be described in further detail below in conjunction with the accompanying drawings;

图1为本发明高精度角度偏转装置的结构示意图；1 is a schematic structural diagram of a high-precision angle deflection device of the present invention;

图2为图1所示的第二定位销组合体结构示意图；FIG. 2 is a schematic structural diagram of the second positioning pin assembly shown in FIG. 1;

图3为图1所示的第一定位销组合体结构示意图；3 is a schematic structural diagram of the first positioning pin assembly shown in FIG. 1;

图4为图1所示的转动盘结构示意图；FIG. 4 is a schematic structural diagram of the rotating disk shown in FIG. 1;

图5为图1所示的扇形定位板结构示意图；5 is a schematic structural diagram of the sector positioning plate shown in FIG. 1;

在图中，1、第一定位销组合体；2、第二定位销组合体；3、转动盘；4、长方体标准块组合件；5、扇形定位板；6、定位板中心轴；7、第二定位销本体；8、第二定位销标准块；9、第二定位销标准块弧形端面；10、第一定位销本体；11、第一定位销标准块；12、第一定位销标准块弧形端面；14、转动盘本体；15、转动盘基准销孔；16、初始销孔；17、初始销孔标记；18、转动盘中心通孔；19、定位板腰圆孔； 20、扇形定位板本体；21、定位板延伸部。In the figure, 1, the first positioning pin assembly; 2, the second positioning pin assembly; 3, the rotating disk; 4, the cuboid standard block assembly; 5, the sector positioning plate; 6, the central axis of the positioning plate; 7, The second positioning pin body; 8. The second positioning pin standard block; 9. The arc-shaped end face of the second positioning pin standard block; 10. The first positioning pin body; 11. The first positioning pin standard block; 12. The first positioning pin Arc end face of standard block; 14. Turning disc body; 15. Reference pin hole of turning disc; 16. Initial pin hole; 17. Initial pin hole mark; 18. Central through hole of turning disc; 19. Waist hole of positioning plate; 20 , sector-shaped positioning plate body; 21, positioning plate extension.

具体实施方式Detailed ways

如图1、图2、图3、图4、图5所示，本发明高精度角度偏转装置，包括转动盘3、扇形定位板5、定位板中心轴6和偏转角度组件，扇形定位板5位于转动盘3上方，偏转角度组件置于扇形定位板5上方，转动盘3绕着定位板中心轴6中心线转动。As shown in Figure 1, Figure 2, Figure 3, Figure 4, Figure 5, the high-precision angle deflection device of the present invention includes a rotating disk 3, a sector-shaped positioning plate 5, a central axis 6 of the positioning plate and a deflection angle assembly, and the sector-shaped positioning plate 5 Located above the rotating plate 3, the deflection angle component is placed above the sector-shaped positioning plate 5, and the rotating plate 3 rotates around the center line of the center axis 6 of the positioning plate.

转动盘3具有转动盘本体14，转动盘本体14具有位于同心圆上的24个均布的转动盘基准销孔15，转动盘本体14中部具有转动盘中心通孔18，转动盘基准销孔15中具有初始销孔16，转动盘本体14上表面具有初始销孔标记17和转动盘基准销孔15的角度印记，初始销孔标记17为初始的0°，转动盘基准销孔15的角度印记以15°等差数列逆时针增加。The rotating disk 3 has a rotating disk body 14, the rotating disk body 14 has 24 evenly distributed rotating disk reference pin holes 15 on concentric circles, the center of the rotating disk body 14 has a rotating disk center through hole 18, and the rotating disk reference pin hole 15 There is an initial pin hole 16 in the upper surface of the rotating disc body 14, an initial pin hole mark 17 and an angle mark of the rotary disc reference pin hole 15, the initial pin hole mark 17 is the initial 0°, and the angle mark of the rotary disc reference pin hole 15 Increment counterclockwise in a 15° arithmetic progression.

扇形定位板2由定位板延伸部21和扇形定位板本体20组成，定位板中心轴6位于定位板延伸部21中部，扇形定位板本体20具有一个定位板基准销孔（图中未示出）和定位板腰圆孔19，定位板基准销孔位于扇形定位板本体20的边缘，转动盘3转动时定位板腰圆孔19内可见不同的转动盘基准销孔15，扇形定位板本体20半径小于转动盘3半径。The fan-shaped positioning plate 2 is composed of a positioning plate extension 21 and a fan-shaped positioning plate body 20. The central axis 6 of the positioning plate is located in the middle of the positioning plate extension 21. The fan-shaped positioning plate body 20 has a positioning plate reference pin hole (not shown in the figure) And the positioning plate waist hole 19, the positioning plate reference pin hole is located at the edge of the sector positioning plate body 20, when the rotating disk 3 rotates, the positioning plate waist hole 19 can be seen in different rotating disk reference pin holes 15, the radius of the sector positioning plate body 20 less than the radius of the rotating disc 3.

偏转角度组件由第一定位销组合体1、长方体标准块组合件4和第二定位销组合体2组成，第一定位销组合体1具有第一定位销本体10、与第一定位销本体10形成一体的第一定位销标准块11，第一定位销标准块11具有第一定位销标准块弧形端面12；第二定位销组合体2具有第二定位销本体7、与第二定位销本体7形成一体的第二定位销标准块8，第二定位销标准块8具有第二定位销标准块弧形端面9。偏转角度组件使用时，第二定位销本体7穿过定位板腰圆孔19与转动盘基准销孔15适配，第一定位销本体10插进唯一定位板基准销孔（图中未示出），长方体标准块组合件4位于第一定位销组合体1和第二定位销组合体2之间，长方体标准块组合件具有数值为1mm、2mm、3mm、4mm、5mm、10mm、15mm和20mm的长方体标准块，长方体标准块组合件可以根据需要组合使用。长方体标准块的精度提高，可以提高偏转角度精度。The deflection angle assembly is composed of a first positioning pin assembly 1 , a rectangular parallelepiped standard block assembly 4 and a second positioning pin assembly 2 . The first positioning pin assembly 1 has a first positioning pin body 10 , and a first positioning pin body 10 . The first positioning pin standard block 11 is formed as a whole, and the first positioning pin standard block 11 has an arc-shaped end surface 12 of the first positioning pin standard block; the second positioning pin assembly 2 has a second positioning pin body 7 and a second positioning pin. The body 7 forms an integral second positioning pin standard block 8 , and the second positioning pin standard block 8 has an arc-shaped end surface 9 of the second positioning pin standard block. When the deflection angle assembly is in use, the second positioning pin body 7 passes through the waist circular hole 19 of the positioning plate to fit with the reference pin hole 15 of the rotating disk, and the first positioning pin body 10 is inserted into the reference pin hole of the unique positioning plate (not shown in the figure). ), the cuboid standard block assembly 4 is located between the first positioning pin assembly 1 and the second positioning pin assembly 2, and the cuboid standard block assembly has values of 1mm, 2mm, 3mm, 4mm, 5mm, 10mm, 15mm and 20mm The cuboid standard block, the cuboid standard block assembly can be used in combination as needed. The accuracy of the cuboid standard block is improved, and the deflection angle accuracy can be improved.

为便于操作，转动盘边缘可设置有手握的把手。For ease of operation, a hand grip can be provided on the edge of the rotating disc.

图4所示为角度偏转调整47.5°，由余弦公式c=

Figure DEST_PATH_IMAGE001
，从而确定长方体标准块需要的总长，扇形定位板圆心、第一定位销本体10中心点、第二定位销本体7中心点组成等腰三角形，扇形定位板圆心为定位板中心轴的中心点，c为第一定位销本体10中心点与第二定位销本体7中心点之间的距离，a为第二阶梯定位销本体7中心点与扇形定位板圆心之间的距离，θ为上述等腰三角形的夹角。角度偏转调整47.5°具体操作是起始状态转动盘3的初始销孔标记17位于扇形定位板5的第一定位销本体10处，即转动盘3的0°角度印记对应的转动盘基准销孔15中心线与扇形定位板2的定位板基准销孔中心线重合，顺时针转动转动盘3，将第二定位销本体7穿过定位板腰圆孔19插进转动盘3的0°角度印记对应的转动盘基准销孔15中，图4就是转动盘3顺时针转动47.5°状态。Figure 4 shows that the angle deflection is adjusted by 47.5°, by the cosine formula c=
Figure DEST_PATH_IMAGE001
, so as to determine the total length required by the cuboid standard block, the center of the fan-shaped positioning plate, the center point of the first positioning pin body 10, and the center point of the second positioning pin body 7 form an isosceles triangle, and the center of the fan-shaped positioning plate is the center point of the central axis of the positioning plate, c is the distance between the center point of the first positioning pin body 10 and the center point of the second positioning pin body 7, a is the distance between the center point of the second stepped positioning pin body 7 and the center of the sector positioning plate, θ is the above isosceles The angle of the triangle. The specific operation of the angle deflection adjustment of 47.5° is that the initial pin hole mark 17 of the rotating disk 3 is located at the first positioning pin body 10 of the sector positioning plate 5 in the initial state, that is, the rotating disk reference pin hole corresponding to the 0° angle mark of the rotating disk 3 15. The center line coincides with the center line of the positioning plate reference pin hole of the sector positioning plate 2. Turn the rotating plate 3 clockwise, and insert the second positioning pin body 7 through the waist hole 19 of the positioning plate into the 0° angle mark of the rotating plate 3. In the corresponding reference pin hole 15 of the rotating disk, FIG. 4 shows the state in which the rotating disk 3 is rotated clockwise by 47.5°.

本发明在扇形定位板上角度偏转选择30°~60°之间，当长方体标准块的数值为零时，第一定位销标准块弧形端面12和第二定位销标准块弧形端面9线接触，其时角度偏转为30°。转动盘3顺时针转动，例如第二定位销本体7穿过定位板腰圆孔19插进120°角度印记对应的转动盘基准销孔15中，扇形定位板上角度偏转47.5°，那么转动盘3相对于起始状态顺时针角度偏转167.5°。In the present invention, the angle deflection of the fan-shaped positioning plate is selected between 30° and 60°. When the value of the cuboid standard block is zero, the arc-shaped end face 12 of the first positioning pin standard block and the arc-shaped end face 9 of the second positioning pin standard block are 9 lines. contact with an angular deflection of 30°. The rotating disk 3 rotates clockwise, for example, the second positioning pin body 7 is inserted through the waist circular hole 19 of the positioning plate into the rotating disk reference pin hole 15 corresponding to the 120° angle mark, and the angle of the sector positioning plate is deflected by 47.5°, then the rotating disk 3 is deflected by 167.5° in a clockwise angle relative to the starting state.

本发明一种高精度角度偏转装置采用这样的结构，根据需要偏转角度值，利用余弦定理算出长方体标准块需要的总长，使得偏转角度的精确度大幅度提高，这种简单结构能适应精密加工件的需要，用低廉成本完成现有技术只有精密设备才能实现的工作。A high-precision angle deflection device of the present invention adopts such a structure. According to the required deflection angle value, the cosine law is used to calculate the required total length of the rectangular parallelepiped standard block, so that the accuracy of the deflection angle is greatly improved. This simple structure can be adapted to precision machining parts It is necessary to complete the work that only precision equipment can achieve in the existing technology at low cost.

Claims (6)

1. A high-precision angle deflection device is characterized in that: the novel rotary plate comprises a rotary plate, a fan-shaped positioning plate, a positioning plate central shaft and a deflection angle assembly, wherein the fan-shaped positioning plate is positioned above the rotary plate, the deflection angle assembly is arranged above the fan-shaped positioning plate, the rotary plate is provided with a rotary plate central through hole and rotary plate reference pin holes uniformly distributed on more than 12 concentric circles, the positioning plate central shaft penetrates through the rotary plate central through hole, the fan-shaped positioning plate comprises a positioning plate extending part and a fan-shaped positioning plate body, the positioning plate central shaft is positioned below the middle part of the positioning plate extending part, the fan-shaped positioning plate body is provided with a positioning plate waist circular hole and a positioning plate reference pin hole, and the rotary plate waist circular hole is internally provided with a visible rotary plate reference pin hole when the rotary plate rotates around the central line of the positioning plate central shaft.
2. The high precision angular deflection device of claim 1, wherein: the rotating disc is provided with a rotating disc body, the rotating disc body is provided with 24 uniformly distributed rotating disc reference pin holes which are positioned on concentric circles, a rotating disc center through hole is formed in the middle of the rotating disc body, the upper surface of the rotating disc body is provided with an initial pin hole mark and an angle mark of the rotating disc reference pin hole, the initial pin hole mark is initial 0 degree, and the angle mark of the rotating disc reference pin hole is increased anticlockwise through a 30-degree arithmetic progression.
3. A high precision angular deflection device according to claim 2, characterized in that: the radius of the fan-shaped positioning plate body is smaller than that of the rotating disc.
4. A high precision angular deflection apparatus according to claim 1, 2 or 3, characterized in that: the deflection angle assembly consists of a first positioning pin assembly, a cuboid standard block assembly and a second positioning pin assembly, the first positioning pin assembly is provided with a first positioning pin body and a first positioning pin standard block integrated with the first positioning pin body, and the first positioning pin standard block is provided with an arc-shaped end face of the first positioning pin standard block; the second positioning pin assembly is provided with a second positioning pin body and a second positioning pin standard block integrated with the second positioning pin body, the second positioning pin standard block is provided with an arc-shaped end face of the second positioning pin standard block, when the deflection angle assembly is used, the second positioning pin body penetrates through the positioning plate waist circular hole to be matched with the rotating disc reference pin hole, the first positioning pin body is inserted into the unique positioning plate reference pin hole, and the cuboid standard block assembly is located between the first positioning pin assembly and the second positioning pin assembly.
5. The high precision angular deflection device of claim 4, wherein: the numerical value of cuboid standard block subassembly be zero, first locating pin standard block arc terminal surface and second locating pin standard block arc terminal surface line contact, the isosceles triangle contained angle of the time fan-shaped locating plate centre of a circle, first locating pin body central point, second locating pin body central point constitution is 30.
6. The high precision angular deflection device of claim 5, wherein: the edge of the rotating disc is provided with a handle for holding.
CN202210397962.XA 2022-04-16 2022-04-16 High-precision angle deflection device Pending CN114851104A (en)

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AU2005100003A4 (en) * 2005-01-04 2005-02-03 Nedful Products Co., Ltd Angle adjustable sawing table
CN102000993A (en) * 2010-10-25 2011-04-06 四川成飞集成科技股份有限公司 Variable-angle rotary worktable
CN105179133A (en) * 2015-10-30 2015-12-23 广西玉柴机器股份有限公司 Fuel injection advance angle assembling tool of diesel engine fuel injector
CN108818019A (en) * 2018-07-13 2018-11-16 安徽机电职业技术学院 A kind of numerically-controlled machine tool processing angular deflection adjustment positioning component
CN108907755A (en) * 2018-07-23 2018-11-30 徐静媛 A kind of workbench of deflectable angle
CN108972045A (en) * 2018-07-13 2018-12-11 安徽机电职业技术学院 Numerically-controlled machine tool processing adjusts built-up jig and its application method with straight-line dimension
CN212658235U (en) * 2020-08-18 2021-03-05 天津航天机电设备研究所 Small-sized bearing deflection angle measuring device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2005100003A4 (en) * 2005-01-04 2005-02-03 Nedful Products Co., Ltd Angle adjustable sawing table
CN102000993A (en) * 2010-10-25 2011-04-06 四川成飞集成科技股份有限公司 Variable-angle rotary worktable
CN105179133A (en) * 2015-10-30 2015-12-23 广西玉柴机器股份有限公司 Fuel injection advance angle assembling tool of diesel engine fuel injector
CN108818019A (en) * 2018-07-13 2018-11-16 安徽机电职业技术学院 A kind of numerically-controlled machine tool processing angular deflection adjustment positioning component
CN108972045A (en) * 2018-07-13 2018-12-11 安徽机电职业技术学院 Numerically-controlled machine tool processing adjusts built-up jig and its application method with straight-line dimension
CN108907755A (en) * 2018-07-23 2018-11-30 徐静媛 A kind of workbench of deflectable angle
CN212658235U (en) * 2020-08-18 2021-03-05 天津航天机电设备研究所 Small-sized bearing deflection angle measuring device

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Application publication date: 20220805