CN207058053U - A slide rail slide seat and a numerically controlled machine tool using the slide rail slide seat - Google Patents
A slide rail slide seat and a numerically controlled machine tool using the slide rail slide seat Download PDFInfo
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- CN207058053U CN207058053U CN201720844724.3U CN201720844724U CN207058053U CN 207058053 U CN207058053 U CN 207058053U CN 201720844724 U CN201720844724 U CN 201720844724U CN 207058053 U CN207058053 U CN 207058053U
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Abstract
Description
技术领域technical field
本实用新型涉及机加工技术领域,尤其涉及一种抱滑轨滑座及使用该抱滑轨滑座的数控机床。The utility model relates to the technical field of machining, in particular to a slide rail slide seat and a numerically controlled machine tool using the slide rail slide seat.
背景技术Background technique
数控铣床是指可以用主轴对工件进行铣削加工的机床,其主要构成部件通常包括机床座、工作台、主轴、主轴驱动电机、进给驱动电机以及用于固定工件的夹具;作业时,主轴旋转的运动为主运动,工件和主轴之间的相对运动为进给运动。现有数控铣床的滑座上没有抱滑轨功能,铣削工件时,主轴和工件之间产生的轻微振动会传递到滑座上,导致滑座在滑轨上的位置发生偏移,进而影响到机床的灵敏度和加工精度。A CNC milling machine refers to a machine tool that can mill a workpiece with a spindle. Its main components usually include a machine base, a worktable, a spindle, a spindle drive motor, a feed drive motor, and a fixture for fixing the workpiece; during operation, the spindle rotates The main movement is the main movement, and the relative movement between the workpiece and the spindle is the feed movement. The sliding seat of the existing CNC milling machine does not have the function of holding the slide rail. When milling the workpiece, the slight vibration generated between the spindle and the workpiece will be transmitted to the sliding seat, causing the position of the sliding seat on the slide rail to shift, which in turn affects the Sensitivity and machining accuracy of machine tools.
实用新型内容Utility model content
本实用新型的目的在于提供一种抱滑轨滑座及使用该抱滑轨滑座的数控机床,通过设置抱紧组件,利用抱紧组件的驱动装置驱动顶紧块顶紧滑轨,可以实现滑座高稳定性,减少振动,大大提高铣削加工的精度。The purpose of this utility model is to provide a kind of holding slide rail sliding seat and the numerical control machine tool using this holding slide rail sliding seat, by setting the holding tight component, using the driving device of the holding tight component to drive the top tightening block to tighten the slide rail, it can realize The high stability of the sliding seat reduces vibration and greatly improves the precision of milling.
根据本实用新型实施例的一种抱滑轨滑座,包括滑座本体,所述滑座本体的底部设有与滑轨相配合的卡槽,所述卡槽上安装有用于将滑轨抱紧的抱紧组件,所述抱紧组件包括顶紧块和用于驱动所述顶紧块的驱动装置,所述驱动装置紧固在卡槽上,所述驱动装置的动力输出端穿过卡槽与设置在卡槽内侧的顶紧块固定连接。A sliding seat for holding a slide rail according to an embodiment of the present invention includes a sliding seat body, the bottom of the sliding seat body is provided with a card slot matching with the slide rail, and a card slot for holding the slide rail A tight clamping assembly, the clamping assembly includes a clamping block and a driving device for driving the clamping block, the driving device is fastened on the slot, and the power output end of the driving device passes through the clamping The groove is fixedly connected with the top tightening block arranged on the inner side of the card groove.
在上述方案基础上,所述抱紧组件紧固在卡槽的左右两侧,抱紧滑轨时,驱动装置驱动顶紧块顶紧滑轨的左右两侧。On the basis of the above solution, the clamping components are fastened to the left and right sides of the slot, and when the slide rail is clamped tightly, the driving device drives the clamping block to clamp the left and right sides of the slide rail.
在上述方案基础上,所述顶紧块呈与单个驱动装置的动力输出端紧固连接的块状结构或与多个驱动装置的动力输出端紧固连接长条状结构。On the basis of the above solution, the clamping block is a block structure tightly connected to the power output end of a single driving device or a long strip structure tightly connected to the power output ends of multiple driving devices.
在上述方案基础上,所述驱动装置为气缸或油缸。On the basis of the above solution, the driving device is an air cylinder or an oil cylinder.
本实用新型的另一方面,还公开了一种使用抱滑轨滑座的数控机床,包括分体式结构的用于安装主轴的机床座和用于固定需要加工的工件工作台;所述机床座上设置有可以沿X轴在所述机床座上来回运动X轴向滑座,所述X轴向滑座上设置有可以沿Y轴在所述X轴向滑座上来回运动的Y轴向滑座,所述Y轴向滑座上设置有在所述Y轴向滑座上上下运动的Z轴向滑座;所述Z轴向滑座上设置有主轴以及主轴驱动电机,所述主轴可以在所述Z轴向滑座的带动下接近或远离放置在所述工作台上的待加工工件,还可以在所述主轴驱动电机的驱动下正转或反转;所述X轴向滑座、Y轴向滑座和Z轴向滑座中至少有一个采用根据前述任一技术方案所记载的抱滑轨滑座。Another aspect of the utility model also discloses a numerically controlled machine tool using a sliding seat with a slide rail, including a split-structure machine tool base for installing the main shaft and a workbench for fixing workpieces to be processed; the machine tool base There is an X-axis sliding seat that can move back and forth along the X-axis on the machine bed, and the X-axis sliding seat is provided with a Y-axis that can move back and forth along the Y-axis on the X-axis sliding seat. A slide seat, the Y-axis slide seat is provided with a Z-axis slide seat that moves up and down on the Y-axis slide seat; the Z-axis slide seat is provided with a spindle and a spindle drive motor, and the spindle Driven by the Z-axis sliding seat, it can approach or stay away from the workpiece to be processed placed on the workbench, and can also rotate forward or reverse under the drive of the spindle drive motor; the X-axis slide At least one of the seat, the Y-axis slide seat and the Z-axis slide seat adopts the slide rail slide seat described in any of the aforementioned technical solutions.
进一步的,所述机床座上设置有X轴向滑轨,所述X轴向滑座滑动安装在 X轴向滑座上;所述X轴向滑座上设置有Y轴向滑轨,所述Y轴向滑座滑动安装在Y轴向滑轨上;所述Y轴向滑座上设有Z轴向滑轨,所述Z轴向滑座滑动安装在Z轴向滑轨上;所述X轴向滑座、Y轴向滑座、Z轴向滑座均通过抱紧组件中的驱动装置驱动顶紧块顶紧对应的X轴向滑轨、Y轴向滑轨、Z轴向滑轨,实现X轴向滑座、Y轴向滑座、Z轴向滑座紧固在对应的滑轨上。Further, the machine bed is provided with an X-axis slide rail, and the X-axis slide seat is slidably mounted on the X-axis slide seat; the X-axis slide seat is provided with a Y-axis slide rail, so The Y-axis sliding seat is slidably installed on the Y-axis slide rail; the Y-axis slide seat is provided with a Z-axis slide rail, and the Z-axis slide seat is slidably installed on the Z-axis slide rail; The X-axis sliding seat, Y-axis sliding seat, and Z-axis sliding seat all drive the clamping block to tighten the corresponding X-axis slide rail, Y-axis slide rail, and Z-axis slide rail through the driving device in the clamping assembly. The sliding rails realize the fastening of the X-axis sliding seat, Y-axis sliding seat and Z-axis sliding seat on the corresponding sliding rails.
进一步的,所述机床座与X轴向滑座、X轴向滑座与Y轴向滑座、Y轴向滑座与Z轴向滑座之间通过丝杠滑台模组及其驱动电机实现相对运动。Further, between the machine bed and the X-axis slide seat, the X-axis slide seat and the Y-axis slide seat, the Y-axis slide seat and the Z-axis slide seat, the lead screw slide table module and its drive motor achieve relative motion.
本实用新型与现有技术相比具有的有益效果是:通过在滑座本体上设置抱紧组件,利用抱紧组件的驱动装置驱动顶紧块顶紧滑轨,可以提高滑座的稳定性,减少振动,大大改善铣削加工的精度。Compared with the prior art, the utility model has the beneficial effects that the stability of the slide seat can be improved by setting the clamping assembly on the slide body, and using the driving device of the clamping assembly to drive the clamping block to tighten the slide rail. Reduce vibration and greatly improve the accuracy of milling operations.
附图说明Description of drawings
附图用来提供对本实用新型的进一步理解,并且构成说明书的一部分,与本实用新型的实施例一起用于解释本实用新型,并不构成对本实用新型的限制。在附图中:The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation to the utility model. In the attached picture:
图1为一种抱滑轨滑座的结构示意图。Fig. 1 is a schematic structural diagram of a sliding seat with a sliding rail.
图2为本实用新型提出的一种使用抱滑轨滑座的数控机床的结构示意图。Fig. 2 is a structural schematic diagram of a numerical control machine tool using a slide rail slide seat proposed by the utility model.
图3为本实用新型应用在全自动数控双头铣床中的结构示意图。Fig. 3 is a structural schematic diagram of the utility model applied in a fully automatic numerical control double-head milling machine.
图中:In the picture:
1-滑座、2-滑轨、3-卡槽、4-顶紧块、5-驱动装置;1-sliding seat, 2-slide rail, 3-card slot, 4-top tight block, 5-driving device;
10-机床座,20-工作台,30-X轴向滑座,40-Y轴向滑座,50-Z轴向滑座, 60-主轴,70-主轴驱动电机;10-machine bed, 20-table, 30-X axial slide, 40-Y axial slide, 50-Z axial slide, 60-spindle, 70-spindle drive motor;
110-X轴向滑轨,120-X轴向丝杠,130-X轴向驱动电机;110-X axial slide rail, 120-X axial screw, 130-X axial drive motor;
210-第一工位,220-第二工位,230-电永磁吸盘;210-first station, 220-second station, 230-electric permanent magnetic chuck;
310-X轴向卡槽;310-X axial slot;
410-Z轴向支架,420-Z轴向滑轨,430-Z轴向丝杠。410-Z axial bracket, 420-Z axial slide rail, 430-Z axial screw.
具体实施方式Detailed ways
下面将结合本实用新型实施例中的附图,对本实用新型实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本实用新型一部分实施例,而不是全部的实施例。基于本实用新型中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本实用新型保护的范围。The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.
在本实用新型的描述中,需要理解的是,术语“中心”、“纵向”、“横向”、“长度”、“宽度”、“厚度”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”“内”、“外”、“顺时针”、“逆时针”、“轴向”、“径向”、“周向”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了便于描述本实用新型和简化描述,而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本实用新型的限制。In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise", "Axial" The orientation or positional relationship indicated by , "radial", "circumferential", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying the referred device Or elements must have a specific orientation, be constructed and operate in a specific orientation, and thus should not be construed as limiting the invention.
参照图1,一种抱滑轨滑座,包括滑座本体1,滑座本体1的底部设有与滑轨2相配合的卡槽3,卡槽3上安装有用于将滑轨2抱紧的抱紧组件,抱紧组件包括顶紧块4和用于驱动顶紧块4的驱动装置5,驱动装置5紧固在卡槽3上,驱动装置5的动力输出端穿过卡槽3与设置在卡槽3内侧的顶紧块4固定连接。Referring to Fig. 1 , a sliding seat for holding a slide rail includes a sliding seat body 1. The bottom of the sliding seat body 1 is provided with a card slot 3 matched with the slide rail 2. The card slot 3 is equipped with a The clamping assembly includes a clamping block 4 and a driving device 5 for driving the clamping block 4, the driving device 5 is fastened on the slot 3, and the power output end of the driving device 5 passes through the slot 3 and the The clamping block 4 arranged inside the card slot 3 is fixedly connected.
抱紧组件的具体数量根据滑座1、滑轨2的长度的大小而决定,紧固在卡槽 3的左右两侧,抱紧滑轨2时,驱动装置5驱动顶紧块4顶紧滑轨2的左右两侧。The specific number of clamping components is determined according to the length of the slide seat 1 and the slide rail 2. They are fastened to the left and right sides of the card slot 3. When the slide rail 2 is clamped tightly, the driving device 5 drives the top clamping block 4 to push the clamping slide left and right sides of rail 2.
其中,顶紧块4呈与单个驱动装置5的动力输出端紧固连接的块状结构或与多个驱动装置5的动力输出端紧固连接长条状结构,驱动装置5为气缸或油缸。Wherein, the clamping block 4 is a block structure tightly connected to the power output end of a single driving device 5 or a long strip structure fastened to the power output ends of multiple driving devices 5, and the driving device 5 is an air cylinder or an oil cylinder.
参照图2,一种使用抱滑轨滑座的数控机床,包括分体式结构的用于安装主轴的机床座10和用于固定需要加工的工件工作台20;机床座10上设置有可以沿X轴在机床座10上来回运动X轴向滑座30,X轴向滑座30上设置有可以沿 Y轴在X轴向滑座30上来回运动的Y轴向滑座40,Y轴向滑座40上设置有在 Y轴向滑座40上上下运动的Z轴向滑座50;Z轴向滑座50上设置有主轴60以及主轴驱动电机70,主轴60可以在Z轴向滑座50的带动下接近或远离放置在工作台20上的待加工工件,还可以在主轴驱动电机70的驱动下正转或反转;其中,X轴向滑座30、Y轴向滑座40、Z轴向滑座50均采用上述技术方案的抱滑轨滑座。With reference to Fig. 2, a kind of numerically controlled machine tool that uses slide rail slide seat, comprises the machine bed 10 that is used for installing the main shaft of split type structure and is used for fixing the workpiece table 20 that needs to be processed; The axis moves back and forth on the machine bed 10, the X-axis slide seat 30, and the X-axis slide seat 30 is provided with a Y-axis slide seat 40 that can move back and forth on the X-axis slide seat 30 along the Y axis, and the Y-axis slide The seat 40 is provided with a Z-axis slide seat 50 that moves up and down on the Y-axis slide seat 40; the Z-axis slide seat 50 is provided with a main shaft 60 and a main shaft driving motor 70, and the main shaft 60 can move on the Z-axis slide seat 50. Driven to approach or stay away from the workpiece to be processed placed on the workbench 20, it can also rotate forward or reverse under the drive of the spindle drive motor 70; wherein, the X-axis slide 30, the Y-axis slide 40, the Z The axial sliding seat 50 all adopts the slide rail sliding seat of the above-mentioned technical solution.
机床座10与X轴向滑座30、X轴向滑座30与Y轴向滑座40、Y轴向滑座 40与Z轴向滑座50之间通过丝杠滑台模组及其驱动电机实现相对运动。Between the machine bed 10 and the X-axis sliding seat 30, the X-axis sliding seat 30 and the Y-axis sliding seat 40, the Y-axis sliding seat 40 and the Z-axis sliding seat 50, the screw slide module and its drive The motor realizes relative motion.
机床座10上设置有X轴向滑轨110,X轴向滑座30滑动安装在X轴向滑座30上;X轴向滑座30上设置有Y轴向滑轨110,Y轴向滑座40滑动安装在 Y轴向滑轨上;Y轴向滑座40上设有Z轴向滑轨420,Z轴向滑座50滑动安装在Z轴向滑轨420上;X轴向滑座30、Y轴向滑座40、Z轴向滑座50均通过抱紧组件中的驱动装置5驱动顶紧块4顶紧对应的X轴向滑轨110、Y轴向滑轨、 Z轴向滑轨420,实现X轴向滑座30、Y轴向滑座40、Z轴向滑座50紧固在对应的滑轨上;例如,X轴向滑座30通过X轴向滑套和X轴向丝杠120之间的配合以及X轴向卡槽310和X轴向滑轨110之间的配合可滑动装配在机床座10上, X轴向卡槽310上设置有抱紧装置,可将X轴向滑轨110抱紧,避免X轴向滑座30发生位置偏移。The machine bed 10 is provided with an X-axis slide rail 110, and the X-axis slide seat 30 is slidably installed on the X-axis slide seat 30; the X-axis slide seat 30 is provided with a Y-axis slide rail 110, and the Y-axis slide The seat 40 is slidably installed on the Y-axis slide rail; the Y-axis slide seat 40 is provided with a Z-axis slide rail 420, and the Z-axis slide seat 50 is slidably installed on the Z-axis slide rail 420; the X-axis slide seat 30. The Y-axis sliding seat 40 and the Z-axis sliding seat 50 drive the clamping block 4 to push against the corresponding X-axis slide rail 110, the Y-axis slide rail, and the Z-axis slide rail through the drive device 5 in the clamping assembly. The slide rail 420 is used to fasten the X-axis slide seat 30, the Y-axis slide seat 40, and the Z-axis slide seat 50 on the corresponding slide rails; for example, the X-axis slide seat 30 passes through the X-axis slide sleeve and the X-axis slide The cooperation between the axial screw 120 and the cooperation between the X-axis slot 310 and the X-axis slide rail 110 can be slidably assembled on the machine bed 10, and the X-axis slot 310 is provided with a holding device, which can Hold the X-axis slide rail 110 tightly to prevent the position displacement of the X-axis slide seat 30 .
Y轴向滑座40上靠近工作台20的一侧紧固连接或一体成型有Z轴向支架 410,Z轴向支架410上可滑动装配有Z轴向滑座50。Z轴向支架410上设置有沿Z轴方向伸展的Z轴向滑轨420和Z轴向丝杠430,以及用于驱动Z轴向滑座50的Z轴向驱动电机图中未示出;Z轴向滑座50上设置有用于配合Z轴向滑轨420和Z轴向丝杠430的Z轴向卡槽和Z轴向滑套;Z轴向滑座50通过Z轴向卡槽和Z轴向滑套与Z轴向滑轨420和Z轴向丝杠430之间的配合装配在Z 轴向支架410上;Z轴向驱动电机正转或反转时,可以驱动Z轴向滑座50沿Z 轴向滑轨420上下运动,从而实现了主轴60在Z轴方向上的进给或复位也即主轴60可以在Z轴向滑座50的带动下接近或远离放置在工作台20上的待加工工件。One side of the Y-axis slide 40 close to the workbench 20 is fastened or integrally formed with a Z-axis support 410, and the Z-axis support 410 is slidably equipped with a Z-axis slide 50. The Z-axis support 410 is provided with a Z-axis slide rail 420 and a Z-axis screw 430 extending along the Z-axis direction, and a Z-axis drive motor for driving the Z-axis slide seat 50 is not shown in the figure; The Z axial sliding seat 50 is provided with a Z axial card groove and a Z axial sliding sleeve for matching the Z axial slide rail 420 and the Z axial screw 430; the Z axial sliding seat 50 passes through the Z axial card groove and The cooperation between the Z-axis sliding sleeve and the Z-axis slide rail 420 and the Z-axis screw 430 is assembled on the Z-axis support 410; The seat 50 moves up and down along the Z-axis slide rail 420, thereby realizing the feed or reset of the main shaft 60 in the Z-axis direction, that is, the main shaft 60 can approach or move away from the workbench 20 driven by the Z-axis slide seat 50 on the workpiece to be processed.
主轴60以及主轴驱动电机70设置在Z轴向滑座50上,主轴60可以在X 轴向滑座30、Y轴向滑座40和Z轴向滑座50以及相应的驱动电机的驱动下在三维空间内任意定位或量化进给,同时,还可以在主轴驱动电机70的驱动下实现其主运动,发生正转或反转。The main shaft 60 and the main shaft drive motor 70 are arranged on the Z axial slide 50, and the main shaft 60 can be driven by the X axial slide 30, the Y axial slide 40, the Z axial slide 50 and the corresponding drive motors. Arbitrary positioning or quantitative feeding in the three-dimensional space, and at the same time, the main movement can be realized under the drive of the spindle drive motor 70, and forward rotation or reverse rotation can occur.
工作台20上沿X轴向设置有第一工位210和第二工位220,第一工位210 和第二工位220上分别设置有用于吸紧工件的电永磁吸盘230;第一工位210和第二工位220可分别用于固定尺寸较小的工件或者同时固定尺寸较大的工件。在工作台20上设置连续工位,并通过X轴向滑座30、Y轴向滑座40和Z轴向滑座50实现主轴60的三轴连续进给,可以在主轴60不停机和不复位的情况下进行多工位自动化连续作业,有效提高了加工效率,降低了劳动强度。并且,当需要加工小尺寸工件时,工作台20上的两个工位可以形成连续接替工位:第一工位210铣削,第二工位220可以同时上工件;或者相反,第一工位210上工件,第二工位220铣削;当需要加工大尺寸工件时,工作台20上的两个工位可以合并成一个大工位,足以适应目前现有各类常见工件的生产需求;通过这样的机制,可以大大提高铣床的作业效率和适应能力,降低设备空转能耗率,进一步优化铣床的性价比。The workbench 20 is provided with a first station 210 and a second station 220 along the X axis, and the first station 210 and the second station 220 are respectively provided with an electro-permanent magnetic chuck 230 for sucking the workpiece; The work station 210 and the second work station 220 can be respectively used to fix workpieces with a smaller size or to fix workpieces with a larger size at the same time. Continuous stations are set on the workbench 20, and the three-axis continuous feeding of the main shaft 60 is realized through the X-axis sliding seat 30, the Y-axis sliding seat 40 and the Z-axis sliding seat 50, and the main shaft 60 can be operated without stopping and without stopping. In the case of reset, multi-station automatic continuous operation is carried out, which effectively improves the processing efficiency and reduces the labor intensity. And, when it is necessary to process a small-sized workpiece, the two stations on the workbench 20 can form a continuous replacement station: the first station 210 is milling, and the second station 220 can load the workpiece at the same time; or on the contrary, the first station Workpiece at 210, milling at second station 220; when large-size workpieces need to be processed, the two stations on the workbench 20 can be combined into one large station, which is sufficient to meet the production needs of various common workpieces at present; through this The mechanism can greatly improve the operating efficiency and adaptability of the milling machine, reduce the energy consumption rate of equipment idling, and further optimize the cost performance of the milling machine.
由于X轴向滑座30、Y轴向滑座40、Z轴向滑座50均采用上述技术方案所记载的抱滑轨滑座,X轴向滑座30、Y轴向滑座40、Z轴向滑座50通过设置抱紧组件,利用抱紧组件的驱动装置5驱动顶紧块4顶紧滑轨2,可以实现X轴向滑座30、Y轴向滑座40、Z轴向滑座50的高稳定性,减少振动,大大提高铣削加工的精度。Since the X-axis slide seat 30, the Y-axis slide seat 40, and the Z-axis slide seat 50 all adopt the sliding rail slide seat recorded in the above technical solution, the X-axis slide seat 30, the Y-axis slide seat 40, and the Z The axial sliding seat 50 can realize the X axial sliding seat 30, the Y axial sliding seat 40, and the Z axial sliding seat 30 by setting the clamping assembly, and using the driving device 5 of the clamping assembly to drive the clamping block 4 to tighten the sliding rail 2. The high stability of the seat 50 reduces vibration and greatly improves the precision of milling.
本实用新型中的抱滑轨滑座可应用在各种数控机床上,例应用在如图3所示的全自动数控双头铣床中,请参阅本实用新型申请人的在先申请文件(名称为全自动数控双头铣床,申请号为201621381200.7),该全自动数控双头铣床包括固定座、滑动座、旋转工作台、压料机构、第一工位、第二工位、自动定位装置、自动测量装置(图中未示出)和铣床数字控制系统(图中未示出),其中第一工位、第二工位上的第一铣头滑动座、第二铣头滑动座均采用上述技术方案中的抱滑轨滑座,以减少铣削工件时,主轴和工件之间产生的轻微振动会传递到第一铣头滑动座、第二铣头滑动座上,导致第一铣头滑动座、第二铣头滑动座在对应滑轨上的位置发生偏移,避免影响到机床的灵敏度和加工精度。The sliding seat of the holding slide rail in the utility model can be applied to various numerical control machine tools, for example, it is applied in the full-automatic numerical control double-head milling machine as shown in Figure 3, please refer to the prior application documents of the applicant of the utility model (title It is a fully automatic CNC double-head milling machine, the application number is 201621381200.7), the fully automatic CNC double-head milling machine includes a fixed seat, a sliding seat, a rotating table, a pressing mechanism, a first station, a second station, an automatic positioning device, The automatic measuring device (not shown in the figure) and the milling machine digital control system (not shown in the figure), wherein the first station and the second milling head sliding seat on the second station all adopt The sliding seat of the sliding rail in the above technical solution is used to reduce the slight vibration generated between the spindle and the workpiece when milling the workpiece, which will be transmitted to the sliding seat of the first milling head and the sliding seat of the second milling head, causing the first milling head to slide The positions of the seat and the sliding seat of the second milling head on the corresponding slide rails are shifted to avoid affecting the sensitivity and machining accuracy of the machine tool.
其中,固定座安装在基础设施如本实施例中的车间地面上,滑动座通过丝杆滑台模组可滑动连接在所述固定座上;受数字控制系统驱动,滑动座可沿固定座前进或后退,并且滑动座可抱紧在滑轨上。丝杠滑台模组可选用市面上有售的任何一款现有产品,只要功率和规格匹配,既可实现本发明的技术方案,并取得预期的技术效果。一般情况下,丝杠滑台模组包括丝杠、与丝杠之间螺纹传动连接的滑台以及丝杠驱动电机;丝杠驱动电机和丝杠安装在固定座上,滑动座紧固在滑台上。Wherein, the fixed seat is installed on the infrastructure such as the workshop floor in this embodiment, and the sliding seat is slidably connected to the fixed seat through the screw slide module; driven by the digital control system, the sliding seat can advance along the fixed seat Or back, and the sliding seat can be hugged tightly on the slide rail. The lead screw slide module can be any existing product on the market, as long as the power and specifications match, the technical solution of the present invention can be realized and the expected technical effect can be obtained. In general, the lead screw slide module includes a lead screw, a slide table connected to the lead screw by screw transmission, and a lead screw drive motor; the lead screw drive motor and lead screw are installed on a fixed seat, and the slide seat is fastened to the on stage.
工作台通过回转支承及其驱动电机与滑动座之间建立可转动连接。回转支承包括固定部分和可动部分;回转支承的固定部分紧固在滑动座上,旋转工作台紧固连接在回转支承的可动部分上,回转支承驱动电机负责驱动回转支承的可动部分旋转,进而带动旋转工作台以及放置在旋转工作台上的待加工工件做同步旋转。可选用市面上有售的任何一款回转支承以及与其配套使用的驱动电机建立本申请滑动座和旋转工作台之间的可转动连接,只要功率和规格匹配,既可实现本发明的技术方案,并取得预期的技术效果。The workbench establishes a rotatable connection between the slewing bearing and its drive motor and the sliding seat. The slewing bearing includes a fixed part and a movable part; the fixed part of the slewing bearing is fastened on the sliding seat, the rotary table is fastened to the movable part of the slewing bearing, and the driving motor of the slewing bearing is responsible for driving the rotation of the movable part of the slewing bearing , and then drive the rotary table and the workpiece placed on the rotary table to rotate synchronously. Any type of slewing bearing available on the market and the driving motor used in conjunction with it can be selected to establish the rotatable connection between the sliding seat and the rotary table of this application. As long as the power and specifications match, the technical solution of the present invention can be realized. And achieve the expected technical effect.
压料机构包括压料杆和用于驱动压料杆的压料杆驱动机构;压料机构通过架设在旋转工作台上空的安装支架设置在旋转工作台的正上方,压料杆的运动方向正对旋转工作台上的工件放置位;工件放置到位后,压料杆可在压料杆驱动装置的作用下压紧或松开待加工的工件。具体地,压料杆驱动装置可以是液压缸或气缸,压料杆紧固在液压缸或气缸的伸缩杆上。压料杆驱动装置的控制端电性连接到数字控制系统。The pressing mechanism includes a pressing rod and a driving mechanism for driving the pressing rod; the pressing mechanism is set directly above the rotating worktable through a mounting bracket erected above the rotating worktable, and the moving direction of the pressing rod is positive. Place the workpiece on the rotary table; after the workpiece is placed in place, the pressing rod can press or loosen the workpiece to be processed under the action of the pressing rod driving device. Specifically, the driving device for the pressing rod may be a hydraulic cylinder or an air cylinder, and the pressing rod is fastened to the telescopic rod of the hydraulic cylinder or the air cylinder. The control end of the pressing rod driving device is electrically connected to the digital control system.
第一工位和第二工位分别设置在固定座的两侧,当滑动座带动旋转工作台及放置在旋转工作台上的待加工工件经过第一工位和第二工位时,第一工位和第二工位可以从待加工工件的两个加工面(本实施例为第一加工面和第二加工面)同时铣削工件,也可以只有其中一个工位铣削工件,而另一个工位闲置。第一工位包括第一铣头、第一铣头驱动电机、第一铣头固定座、第一铣头滑动座及设置在第一铣头固定座和第一铣头滑动座之间的第一铣头丝杠滑台模组;第一铣头和第一铣头驱动电机固定在第一铣头滑动座上,第一铣头滑动座通过第一铣头丝杠滑台模组可滑动连接到第一铣头固定座上;为适应工件的规格,第一铣头丝杠滑台模组可以在数字控制系统的指示下将第一铣头定位至数字系统运算的位置。第二工位的组成和各部分的协作、配合、连接关系与第一工位相同,在此不做赘述。The first station and the second station are respectively arranged on both sides of the fixed seat. When the sliding seat drives the rotary table and the workpiece to be processed placed on the rotary table passes through the first station and the second station, the first The station and the second station can simultaneously mill the workpiece from two processing surfaces of the workpiece to be processed (the first processing surface and the second processing surface in this embodiment), or only one of the stations can mill the workpiece, while the other bit idle. The first station includes the first milling head, the first milling head driving motor, the first milling head fixing seat, the first milling head sliding seat and the first milling head fixing seat and the first milling head sliding seat. A milling head screw slide module; the first milling head and the first milling head driving motor are fixed on the first milling head sliding seat, and the first milling head sliding seat can slide through the first milling head screw slide module Connected to the first milling head fixing seat; in order to meet the specifications of the workpiece, the first milling head screw slide module can position the first milling head to the position calculated by the digital system under the instruction of the digital control system. The composition of the second station and the cooperation, coordination and connection relationship of each part are the same as those of the first station, and will not be repeated here.
其中,第一铣头滑动座、第二铣头滑动座均采用上述技术方案中的抱滑轨滑座,通过通过抱紧组件中的驱动装置5驱动顶紧块4顶紧对应的滑轨,实现第一铣头、第二铣头达到指定位置后与对应的滑轨抱紧,提高稳定性,减少振动,大大提高铣削加工的精度。Wherein, the sliding seat of the first milling head and the sliding seat of the second milling head both adopt the sliding rail holding slide seat in the above technical solution, and drive the top tightening block 4 to tighten the corresponding slide rail through the driving device 5 in the holding assembly, After the first milling head and the second milling head reach the specified position, they can be tightly hugged with the corresponding slide rail, which improves stability, reduces vibration, and greatly improves the precision of milling.
有别于各种现有铣削工艺,本实用新型公开的应用抱滑轨滑座的全自动数控双头铣床的铣削工艺包括如下步骤:Different from various existing milling processes, the milling process of the fully automatic CNC double-head milling machine disclosed by the utility model using the sliding seat of the slide rail includes the following steps:
上件步骤,人工或机器手将待加工工件放置在旋转工作台上;Loading step, manually or robotically place the workpiece to be processed on the rotary table;
压料步骤,液压缸或气缸将待加工工件压紧到所述旋转工作台上;In the pressing step, a hydraulic cylinder or an air cylinder presses the workpiece to be processed onto the rotary table;
自动定位步骤,液压缸驱动定位块确定待加工工件的基准面或第一加工面;In the automatic positioning step, the hydraulic cylinder drives the positioning block to determine the reference plane or the first processing plane of the workpiece to be processed;
第二加工面测定步骤,基于自动定位步骤确定的基准面,测量并确定待加工工件的第二加工面;The second processing surface measurement step is to measure and determine the second processing surface of the workpiece to be processed based on the reference surface determined in the automatic positioning step;
进刀步骤,根据自动定位步骤和自动测量步骤的数据,数字控制系统将第一铣头和第二铣头定位至运算的位置;In the tool feeding step, according to the data of the automatic positioning step and the automatic measurement step, the digital control system positions the first milling head and the second milling head to the calculated position;
抱滑轨步骤:第一铣头和第二铣头到达指定位置后,第一铣头滑动座、第二铣头滑动座通过抱紧组件与对应的滑轨抱紧;Step of holding the slide rail: after the first milling head and the second milling head reach the designated position, the sliding seat of the first milling head and the sliding seat of the second milling head are tightly locked with the corresponding slide rail through the clamping assembly;
铣削步骤,数字控制系统的执行机构(数字伺服电机)驱动滑动座沿固定座向第一工位和第二工位做切削运动,待加工工件经过所述第一铣头和第二铣头时,完成铣削加工。In the milling step, the actuator (digital servo motor) of the digital control system drives the sliding seat to perform cutting motions along the fixed seat to the first station and the second station, when the workpiece to be processed passes through the first milling head and the second milling head , to complete the milling process.
综上所述,本实用新型中的抱滑轨滑座可应用在多种数控机床上,滑座1 通过设置抱紧组件,利用抱紧组件的驱动装置5驱动顶紧块4顶紧滑轨2,可以实现滑座1的高稳定性,以减少铣削工件时,主轴和工件之间产生的轻微振动会传递到滑座上,导致滑座在滑轨上的位置发生偏移的现象,减少振动,大大提高铣削加工的精度。To sum up, the slide rail holding slide seat in the present utility model can be applied to various numerical control machine tools. The slide seat 1 is provided with a holding assembly, and the driving device 5 of the holding assembly is used to drive the top tightening block 4 to hold the slide rail tightly. 2. The high stability of the sliding seat 1 can be realized to reduce the slight vibration generated between the spindle and the workpiece to be transmitted to the sliding seat when milling the workpiece, which will cause the position of the sliding seat to shift on the slide rail, reducing the Vibration greatly improves the precision of milling.
本实用新型未详述之处,均为本领域技术人员的公知技术。The parts of the utility model that are not described in detail are the known techniques of those skilled in the art.
尽管已经示出和描述了本实用新型的实施例,对于本领域的普通技术人员而言,可以理解在不脱离本实用新型的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型,本实用新型的范围由所附权利要求及其等同物限定。Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.
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CN108714799A (en) * | 2018-06-25 | 2018-10-30 | 安徽省安达兴智能装备有限公司 | A kind of high-precision horizontal Machining centers |
CN113510514A (en) * | 2021-07-27 | 2021-10-19 | 河南兴安邦机电装备制造有限公司 | Portable milling machine |
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CN108714799A (en) * | 2018-06-25 | 2018-10-30 | 安徽省安达兴智能装备有限公司 | A kind of high-precision horizontal Machining centers |
CN113510514A (en) * | 2021-07-27 | 2021-10-19 | 河南兴安邦机电装备制造有限公司 | Portable milling machine |
CN113510514B (en) * | 2021-07-27 | 2022-11-15 | 河南兴安邦机电装备制造有限公司 | Portable milling machine |
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Address after: 523000 Building F, Kairuifeng Industrial Park, 137 Changdong Road, Banshicun, Changping Town, Dongguan City, Guangdong Province Patentee after: Dongguan City Gu Da Machinery Manufacturing Co., Ltd. Address before: 523000 Guangdong city of Dongguan Province Huang Zhen Diao Hong Fu Lu Langcun Patentee before: Dongguan City Gu Da Machinery Manufacturing Co., Ltd. |