WO2020093670A1 - 一种框架锯锯框双向复合导向支承机构 - Google Patents
一种框架锯锯框双向复合导向支承机构 Download PDFInfo
- Publication number
- WO2020093670A1 WO2020093670A1 PCT/CN2019/085633 CN2019085633W WO2020093670A1 WO 2020093670 A1 WO2020093670 A1 WO 2020093670A1 CN 2019085633 W CN2019085633 W CN 2019085633W WO 2020093670 A1 WO2020093670 A1 WO 2020093670A1
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- WO
- WIPO (PCT)
- Prior art keywords
- frame
- shaft
- support
- guide rail
- bearing
- Prior art date
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
Definitions
- the invention relates to a guide support mechanism, in particular to a composite guide support mechanism for supporting and guiding a saw frame of a diamond frame saw for sawing marble and granite, and belongs to the technical field of stone machinery and equipment.
- the running path of the saw frame has a crucial influence on the quality and accuracy of the processed plate.
- the saw frame will bear the corresponding sawing reaction forces (including normal force, tangential force and lateral force), causing the operation of the saw frame to be disturbed, resulting in processing errors.
- these problems are fatal.
- the common guide support mechanism of the diamond frame saw frame is generally provided at the end of the support shaft, so there is a problem that the support shaft is subject to a large bending moment; Serious safety accidents will occur, causing damage to personal safety and property safety. Therefore, it is necessary to design a new type of guide support mechanism to improve the current situation.
- the invention provides a compact structure, which uses thrust bearings, radial bearings, bearing protective sleeves, sliders, guide rail seats and guide rails as the guiding method and mechanism of the main execution components.
- the main movement direction guide and the lateral guide are integrated design, structure It is compact and has a long working life. It can also solve the problems of excessive bending moment of the support shaft and the single form of equipment guidance.
- the solution of the present invention is:
- a bidirectional composite frame saw frame guide support mechanism mainly provides the main movement direction and lateral guidance for the frame of the frame saw; the mechanism should be used symmetrically, and are respectively arranged at the lower part or the side of the saw frame.
- the guide support mechanism includes a shaft support and a support shaft; the shaft support is used to support the saw frame of the frame saw, and the saw frame transmits the load to the support shaft through the shaft support;
- the support shaft mentioned above applies the load on the guide rail seat and then transmits to the frame through the radial bearing, the thrust bearing and the slider provided on it; the saw frame is not affected by the load, and runs according to the predetermined route to realize the frame saw normal work.
- both ends of the support shaft are hinged on the shaft support, and several thrust bearings and radial bearings are installed in the middle of the shaft; oil holes can be opened at the ends of the shaft to add lubricating substances to the bearings during later maintenance; A shaft end retaining ring is installed at the end, and the axial positioning of the shaft is achieved by screw connection with the shaft support.
- a bearing protective sleeve is installed outside the bearing, and the outer diameter of the radial bearing is slightly larger than the outer diameter of the thrust bearing; the outer wall of the bearing protective sleeve works instead of the outer ring of the radial bearing, and performs reciprocating motion within the set stroke of the guide rail.
- the guide saw frame runs according to the set track on the upper surface of the guide rail, so as to achieve the purpose of improving the sawing effect of the frame saw.
- a stepped collar is provided in the middle of the support shaft to assist the radial positioning of the radial bearing and the thrust bearing; during operation, the collar applies a lateral load to the end of the slider through the thrust bearing;
- the slider is made of a wear-resistant high-toughness material, and the lateral load acts on the bearing seat through contact to be transmitted to the frame.
- the guide rail base is a combined structure, which can be disassembled to facilitate the assembly and disassembly of the mechanism;
- the guide rail base is a rectangular solid structure, the side wall has a groove for supporting shaft installation and displacement, and the lower half of the guide rail base can retain lubricating substances to Improve the working environment of the guide support mechanism.
- the guide rail seat is provided with a guide rail, and the bearing protective sleeve provided on the outer ring of the radial bearing reciprocates within the set stroke of the guide rail; the guide saw frame runs according to the set track on the upper surface of the guide rail.
- the guide rail is a rectangular three-dimensional guide rail, and the upper surface of the guide rail can be processed into a horizontal surface, an inclined surface, a curved surface, and an arbitrary angle surface.
- the slot of the guide rail seat can be protected by protective covers and other protective measures to keep the guide rail clean and prevent damage to the guide support mechanism.
- the slider is located between the side of the guide rail seat and the thrust bearing, and the thrust bearing transmits the lateral force received by the support shaft to the slider, and then to the rack of the equipment through the guide rail seat.
- the normal force and lateral force in the machining process can be transmitted to the frame through radial bearings and thrust bearings and related structures, respectively, to provide bidirectional guidance for the operation of the saw frame, the integrated design of the main side guide mechanism, cost Lower, less occupied space, and stable working process.
- the main motion guide rails used in the mechanism can be designed according to actual needs, changing the existing single processing mode of the processing equipment, making the saw frame operating angle and method more flexible, and laying a foundation for further improving the processing effect.
- Figure 1 is a hinged guide support mechanism structure of a diamond frame saw frame widely used now;
- FIG. 2 is a side sectional view of a guide support mechanism designed by the present invention
- FIG. 3 is a plan view of the guide support mechanism designed by the present invention.
- FIG. 4 is a front view of the guide support mechanism designed by the present invention.
- FIG. 5 is an isometric view of a guide support mechanism designed by the present invention.
- Support shaft 2. Shaft support, 3. Guide rail seat, 4. Bearing protective sleeve retaining ring, 5. Bearing protective sleeve, 6. Radial bearing, 7, Saw frame, 8, Slider, 9 , Shaft end retaining ring, 10, thrust bearing, 11, guide rail, 12, frame, 13, hinge mechanism.
- the guide support mechanism commonly used in diamond frame saw frames is provided at the end of the support shaft.
- this support method has a large bending moment on the support shaft, and the mechanism is more complicated and insufficient. Due to compactness and other problems, once the support shaft breaks, serious safety accidents will occur, causing damage to personal safety and property safety. Therefore, it is necessary to design a new type of guide support mechanism to improve the current situation.
- the present application proposes a bidirectional composite guide support and mechanism for a frame saw frame.
- a bidirectional composite frame saw frame guide support mechanism mainly includes: a support shaft 1, a shaft support 2, a guide rail seat 3, a bearing protection sleeve retaining ring 4.
- the saw frame 7 is hinged with the support shaft 1 through a shaft support 2, which is mounted on the lower part or side of the saw frame;
- the load received in the sawing process acts on the support shaft 1; the support shaft 1 is provided with a radial bearing 6, and the radial bearing 6 acts on the guide rail 11 through the bearing protective sleeve 5; the guide rail 11 is installed in the guide seat 3 , The rail base 3 transmits the load to the frame 12;
- the supporting shaft 1 applies the lateral load to the thrust bearing 10 through the collar; one end of the thrust bearing 10 is in contact with the collar, and the other end is attached to the end of the bearing protective sleeve 5 and transmits the lateral load; the bearing protective sleeve 5 Under the preload of the threaded end ring 9 threaded connection, it is attached to the rail base 3, and when it receives a lateral load, it is transmitted to the rail base 3; the rail base 3 further transmits the lateral load to the guide support mechanism On the rack 12.
- the bearing protective sleeve 5 with the radial bearing 6 inside is driven by the saw frame 7 to roll along the upper surface of the guide rail 11 at a set stroke to provide guidance for the operation of the saw frame 7.
- the bearing protective sleeve is in direct contact with the upper surface of the guide rail, and the load is applied to the guide rail and then transmitted to the rack of the equipment, and rolls within the set stroke of the guide rail to provide guidance and support for the main motion.
- the bearing protection sleeve is a cylindrical body with a hole at one end to allow the support shaft to pass through, and the other end is used in conjunction with the bearing protection sleeve retaining ring to achieve axial positioning of the radial bearing.
- the upper surface of the rectangular guide rail 11 can be designed as a horizontal surface, an inclined surface, a curved surface, and any spline curved surface to provide a setting operation guide for the saw frame; to realize multiple operation modes of the saw frame.
- the guide rail base is in the shape of a rectangular box, which can be disassembled to facilitate the disassembly and maintenance of internal components; the lower half of the guide rail base is of a closed design to prevent the loss of lubricating substances caused by rolling.
- the structure of the guide rail base 3 provides partial protection for the guide rail 11 and retains lubricating substances to improve the working environment of the guide support mechanism, and protective measures such as the addition of a protective cover can also be adopted to ensure the cleanliness inside the mechanism to avoid damage.
- the radial bearing 6 is used to bear radial loads; the thrust bearing 10 is used to specifically withstand axial forces; the guide of the main direction of movement is borne by the radial bearings, which are installed in the bearing protective sleeve; The thrust bearing transmits the lateral force received by the support shaft to the slider, and then transmits it to the frame of the equipment through the guide rail seat.
- the slider is made of wear-resistant, high-toughness materials to improve friction conditions and increase working life.
- an oil hole is opened at an end of the support shaft, and a lubricating substance can be added to the bearing during later maintenance.
- the present invention provides a bidirectional composite guide support mechanism for a frame saw frame, which is different from the traditional hinge type, guide roller type, hydrostatic pressure and other guide support mechanisms. It has a compact and simple structure, which can provide the main movement direction of the saw frame The guide on the side can also provide lateral guidance to stabilize the saw frame and prevent deviation.
- the closed working environment prevents the loss of lubricating substances, which can ensure that the mechanism is fully lubricated and protected during the working process.
- this mechanism Compared with the traditional saw frame guide support mechanism: this mechanism combines the main motion guide device and the side guide device, which reduces the occupied space and structural complexity; in addition, the mechanism greatly reduces the support shaft by changing the force position The bending moment suffered by the support shaft is reduced, and its working life and production safety are improved; in addition, the method can realize the independent design of the main movement track of the saw frame by designing the shape of the upper surface of the guide rail.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bearings For Parts Moving Linearly (AREA)
Abstract
Description
Claims (10)
- 一种框架锯锯框双向复合导向支承机构,其特征在于,包括轴支座、支撑轴;所述的轴支座用于支撑框架锯的锯框,所述的锯框通过轴支座将载荷传递到所述的支承轴上;所述的轴承轴通过设置在其上的向心轴承、推力轴承以及滑块将载荷作用到导轨座上进而传递到机架上。
- 如权利要求1所述的框架锯锯框双向复合导向支承机构,其特征在于,所述支承轴两端铰接于轴支座上,所述的推力轴承、向心轴承和滑块设置在轴中部;所述的向心轴承承受径向载荷,所述的推力轴承承受轴向载荷。
- 如权利要求1或2所述的框架锯锯框双向复合导向支承机构,其特征在于,在所述的支承轴的端部还开设有注油孔。
- 如权利要求1或2所述的框架锯锯框双向复合导向支承机构,其特征在于,在所述的支承轴的端部还设有轴端挡圈,且所述的轴端挡圈设置在轴支座外部,与轴支座之间通过连接件连接,实现轴的轴向定位。
- 如权利要求1或2所述的框架锯锯框双向复合导向支承机构,其特征在于,所述向心轴承的外部安装有轴承防护套,向心轴承外径略大于推力轴承外径;轴承防护套外壁代替向心轴承外圈工作。
- 如权利要求1所述的框架锯锯框双向复合导向支承机构,其特征在于,所述导轨座为组合结构,导轨座整体为矩形立体结构,侧壁留有供支承轴安装与位移的槽,导轨座下半部分可以存留润滑物质以改善导向支承机构的工作环境。
- 如权利要求6所述的框架锯锯框双向复合导向支承机构,其特征在于,所述的导轨座上设有导轨,设置于向心轴承外圈的轴承防护套在导轨设定行程内进行往复运动;引导锯框按照导轨上表面设定轨迹运行。
- 如权利要求7所述的框架锯锯框双向复合导向支承机构,其特征在于,所述导轨为矩形立体导轨,导轨上表面可以加工为水平面、倾斜面、曲面及任意角度面。
- 如权利要求1所述的框架锯锯框双向复合导向支承机构,其特征在于,所述支承轴中部设有阶梯型轴环,辅助向心轴承与推力轴承实现轴向定位。
- 如权利要求1所述的框架锯锯框双向复合导向支承机构,其特征在于,所述滑块位于导轨座侧面与推力轴承之间,所述推力轴承将支承轴所受到的侧向力传递到滑块上,进而通过导轨座传递到设备的机架上。
Applications Claiming Priority (2)
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CN201811312585.5A CN109249547B (zh) | 2018-11-06 | 2018-11-06 | 一种框架锯锯框双向复合导向支承机构 |
CN201811312585.5 | 2018-11-06 |
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WO2020093670A1 true WO2020093670A1 (zh) | 2020-05-14 |
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PCT/CN2019/085633 WO2020093670A1 (zh) | 2018-11-06 | 2019-05-06 | 一种框架锯锯框双向复合导向支承机构 |
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CN109249547B (zh) * | 2018-11-06 | 2020-01-24 | 山东大学 | 一种框架锯锯框双向复合导向支承机构 |
Citations (6)
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CN200974120Y (zh) * | 2006-07-07 | 2007-11-14 | 贵阳铝镁设计研究院 | 浇铸小车吊挂机构 |
US20080295822A1 (en) * | 2007-06-04 | 2008-12-04 | Black & Decker Inc. | Rail guide with bearings for tile saw |
CN201427361Y (zh) * | 2009-05-25 | 2010-03-24 | 福建省晋江市盛达机器有限公司 | 一种上升式框架锯 |
CN104842462A (zh) * | 2015-05-14 | 2015-08-19 | 山东大学 | 框架式锯机导向机构 |
CN204585570U (zh) * | 2015-05-14 | 2015-08-26 | 山东大学 | 框架式锯机导向机构 |
CN109249547A (zh) * | 2018-11-06 | 2019-01-22 | 山东大学 | 一种框架锯锯框双向复合导向支承机构 |
Family Cites Families (1)
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CN1024584C (zh) * | 1990-03-12 | 1994-05-18 | 佳木斯工学院 | 新型推力向心滚动轴承 |
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2018
- 2018-11-06 CN CN201811312585.5A patent/CN109249547B/zh active Active
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- 2019-05-06 WO PCT/CN2019/085633 patent/WO2020093670A1/zh active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN200974120Y (zh) * | 2006-07-07 | 2007-11-14 | 贵阳铝镁设计研究院 | 浇铸小车吊挂机构 |
US20080295822A1 (en) * | 2007-06-04 | 2008-12-04 | Black & Decker Inc. | Rail guide with bearings for tile saw |
CN201427361Y (zh) * | 2009-05-25 | 2010-03-24 | 福建省晋江市盛达机器有限公司 | 一种上升式框架锯 |
CN104842462A (zh) * | 2015-05-14 | 2015-08-19 | 山东大学 | 框架式锯机导向机构 |
CN204585570U (zh) * | 2015-05-14 | 2015-08-26 | 山东大学 | 框架式锯机导向机构 |
CN109249547A (zh) * | 2018-11-06 | 2019-01-22 | 山东大学 | 一种框架锯锯框双向复合导向支承机构 |
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CN109249547A (zh) | 2019-01-22 |
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