CN101976927B - High-precision efficient straight reciprocating driving system - Google Patents

High-precision efficient straight reciprocating driving system Download PDF

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Publication number
CN101976927B
CN101976927B CN 201010522729 CN201010522729A CN101976927B CN 101976927 B CN101976927 B CN 101976927B CN 201010522729 CN201010522729 CN 201010522729 CN 201010522729 A CN201010522729 A CN 201010522729A CN 101976927 B CN101976927 B CN 101976927B
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stator
permanent magnet
buffer
rare earth
3⁄4
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CN 201010522729
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Chinese (zh)
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CN101976927A (en )
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刘奉海
寇宝泉
张赫
张鲁
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哈尔滨工业大学
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Abstract

The invention relates to a high-precision efficient straight reciprocating driving system, belonging to the technical field of electrical machines, solving the problem of over-high temperature rise of winding caused by the fact that the straight reciprocating driving system composed of linear electric motors needs to increase the winding current for obtaining larger accelerated speed. The output end of a controller is connected with the primary winding of the linear motor; the moving starting point and the end point of a motor stator are respectively fixed with a buffer stator which is positioned at two ends of the moving direction of the motor rotator; two end surfaces of the motor stator opposite to the buffer stator are respectively fixed with a buffer rotator; the buffer rotator can be respectively inserted into the centers of the inner space of the two buffer stators during moving; the stator permanent magnet of the buffer stator is fixed on the inner side surface of a stator magnet yoke; a rare earth permanent magnet is fixed with the end surface of the motor stator through a connection body; the rare earth permanent magnet is inserted into the inner space of the buffer stator and forms a uniform and repellent magnetic force with the stator permanent magnet. The invention is suitable for the straight reciprocating driving system.

Description

高精度高效率直线往复驱动系统 High precision and high efficiency linear reciprocating drive system

技术领域 FIELD

[0001] 本发明涉及一种高精度高效率直线往复驱动系统,属于电机技术领域。 [0001] The present invention relates to a high efficiency precision linear reciprocating drive system, belonging to the technical field of the motor. 背景技术 Background technique

[0002] 直线往复驱动系统可以采用旋转电机加运动转换机构的方式构成,也可以采用直线电机构成。 [0002] a linear reciprocating rotary electric machine drive system plus motion conversion mechanism may be employed configuration composed of a linear motor may be employed. 现有由直线电机构成的直线往复驱动系统,当行程固定时,必须控制直线电机在行程起点加速,在行程终点减速,若为了获得较大的加速度,就需要较大的电机体积或较大的绕组电流,由此,造成驱动控制器的容量和成本较高,并且同时,较大的绕组电流又造成绕组的损耗大、温升高,使电机冷却系统的负担加重,温升过高还会造成电机结构发生变形,影响整个驱动系统的控制精度。 A conventional linear reciprocating linear motor drive system configuration, when the stroke is fixed, the linear motor must be controlled in the beginning of the trip acceleration, deceleration at the end of travel, when to obtain a large acceleration, the motor would require a larger volume or greater winding current, thereby resulting in a higher capacity and cost drive controller, and at the same time, a large loss caused by a winding current and a large coil, temperature rise, so that the burden on the cooling system of the motor increased, excessive temperature rise will deformation caused by electric machinery structure, affect the control precision of the whole drive system.

发明内容 SUMMARY

[0003] 本发明的目的是为了解决现有由直线电机构成的直线往复驱动系统为获得较大的加速度,需要加大绕组电流由此造成绕组温升过高的问题,提供一种高精度高效率直线往复驱动系统。 [0003] The object of the present invention is to solve the conventional linear reciprocating drive system including a linear motor acceleration is larger, it is necessary to increase the winding current thereby causing the problem of high temperature winding, to provide a precise, linear reciprocating drive system efficiency.

[0004] 本发明所述高精度高效率直线往复驱动系统,它由控制器、直线电机和两个直线电磁缓冲器组成, [0004] The present invention, high precision and high efficiency of the linear reciprocating drive system by the controller, and two linear electromagnetic linear motor consisting of buffers,

[0005] 所述控制器的输出端与直线电机的初级绕组相连, [0005] The output terminal of the primary winding of the linear motor is connected to the controller,

[0006] 直线电机包括电机定子和电机动子, [0006] The linear motor includes a motor stator and a motor mover,

[0007] 每个直线电磁缓冲器包括缓冲器定子和缓冲器动子, [0007] Each linear solenoid buffer comprises a stator and a buffer buffers mover,

[0008] 电机定子的运动起点和运动终点处分别固定一个缓冲器定子,缓冲器定子位于电机动子运动方向的两端, [0008] The motion start point and the moving end of the stator at the stator are fixed a buffer, the buffer of the stator at both ends of the direction of movement of the motor mover,

[0009] 电机动子与缓冲器定子相对侧的两个端面上,分别固定一个缓冲器动子,在电机动子运动时,缓冲器动子可分别插入到两个缓冲器定子的内部空间,并位于缓冲器定子内部空间的中心; [0009] The end surfaces of two opposite sides of the mover and stator of the machine buffers, one buffer mover are fixed, when the movement of the motor mover, the mover can be inserted into the buffer space of the interior of the stator are two buffers, center of the stator and located inside the buffer space;

[0010] 缓冲器定子由中空式定子磁轭和定子永磁体组成,定子永磁体固定于定子磁轭的内侧表面上; [0010] The stator buffer of a hollow stator yoke composed of a permanent magnet and a stator, the stator permanent magnets fixed to the inner surface of the stator yoke;

[0011] 缓冲器动子由稀土永磁体和连接体构成,稀土永磁体通过连接体与电机动子的端面固定。 [0011] buffer mover permanent magnet composed of a rare and a linker, rare earth permanent magnet is fixed by an end surface of the motor body and the mover.

[0012] 本发明的优点是: [0012] The advantage of the present invention are:

[0013] 本发明利用直线电磁缓冲器在直线电机减速时来存储能量、在电机反向加速时释放能量,可以大大减小直线电机在整个行程起点与终点处加减速时的电流与绕组损耗,降低了绕组的温升,同时减小温升过高带来的电机的结构变形,简化了冷却系统结构,提高了整个驱动系统的效率与控制精度。 [0013] The present invention utilizes a straight line buffer to store electromagnetic energy during deceleration of the linear motor, energy is released when the reverse motor acceleration, can greatly reduce the loss when the winding current linear motor acceleration and deceleration at the beginning and end of the entire stroke, winding temperature rise is reduced, while reducing the structural deformation caused by a rise in temperature of the motor, simplifies the structure of the cooling system, improves the efficiency and accuracy of control of the entire drive system.

附图说明[0014] 图1为实施方式三所述高精度高效率直线往复驱动系统的结构示意图,图中直线电磁缓冲器的定子永磁体为水平放置; BRIEF DESCRIPTION [0014] Figure 1 is an embodiment of the three-precision and high efficiency of the linear reciprocating driving system structure diagram, FIG straight line buffer electromagnetic stator permanent magnet is disposed horizontally;

[0015] 图2为实施方式三所述高精度高效率直线往复驱动系统的结构示意图,图中直线电磁缓冲器的定子永磁体为竖直放置; [0015] Figure 2 is an embodiment of the three-precision and high efficiency of the linear reciprocating driving system structure diagram, FIG straight line buffer electromagnetic stator permanent magnet is placed upright;

[0016] 图3为实施方式三所述的直线电磁缓冲器的分解结构示意图; WBS linear solenoid buffer [0016] FIG. 3 is a schematic diagram of the embodiment 3;

[0017] 图4为实施方式五所述的直线电磁缓冲器的分解结构示意图; [0017] FIG. 4 is an exploded schematic view of the structure of an embodiment of an electromagnetic linear five buffer;

[0018] 图5为实施方式六所述的直线电磁缓冲器的分解结构示意图; [0018] FIG. 5 is an exploded schematic view of the structure of the linear solenoid buffer sixth embodiment;

[0019] 图6为实施方式九所述高精度高效率直线往复驱动系统的结构示意图。 [0019] FIG. 6 is a schematic view of the nine high-precision high-efficiency linear reciprocating drive system of an embodiment.

具体实施方式 detailed description

[0020] 具体实施方式一:下面结合图1至图6说明本实施方式,本实施方式所述的高精度高效率直线往复驱动系统,它由控制器、直线电机和两个直线电磁缓冲器组成, [0020] DETAILED DESCRIPTION a: 6 described below in connection with FIG. 1 to FIG embodiment according to the present embodiment, high precision and high efficiency of the linear reciprocating drive system according to the present embodiment, it is the controller, and two linear electromagnetic linear motor composed of buffers ,

[0021] 所述控制器的输出端与直线电机的初级绕组相连, [0021] The output terminal of the primary winding of the linear motor is connected to the controller,

[0022] 直线电机包括电机定子11和电机动子12, [0022] The linear motor includes a motor stator 11 and the motor mover 12,

[0023] 每个直线电磁缓冲器包括缓冲器定子21和缓冲器动子22, [0023] Each linear solenoid buffer comprises a stator 21 and a buffer 22 buffers mover,

[0024] 电机定子11的运动起点和运动终点处分别固定一个缓冲器定子21,缓冲器定子21位于电机动子12运动方向的两端, Movement origin [0024] The stator 11 and the moving end point of stator 21 are fixed to a buffer, the buffer located at both ends of the stator motor 12 direction of movement of the mover 21,

[0025] 电机动子12与缓冲器定子21相对侧的两个端面上,分别固定一个缓冲器动子22, 在电机动子12运动时,缓冲器动子22可分别插入到两个缓冲器定子21的内部空间,并位于缓冲器定子21内部空间的中心; [0025] The end surfaces of two opposite sides 21 of the stator 12 to the buffer motor mover, the mover are fixed to a buffer 22, 12 during movement of the motor mover, the mover buffer 22 may be respectively inserted into the two buffers the stator of the internal space 21, and the buffer is located in the center of the inner space of the stator 21;

[0026] 缓冲器定子21由中空式定子磁轭21-1和定子永磁体21-2组成,定子永磁体21_2 固定于定子磁轭21-1的内侧表面上; [0026] The stator 21 of a hollow bumper stator yokes 21-1 and 21-2 of the stator permanent magnets composed of the permanent magnets of the stator is fixed to the stator yoke 21_2 on the inside surface 21-1;

[0027] 缓冲器动子22由稀土永磁体22-1和连接体22_2构成,稀土永磁体22_1通过连接体22-2与电机动子12的端面固定。 [0027] The mover 22 is composed of the buffer 22-1 and the linker 22_2 rare earth permanent magnets, rare earth permanent magnet 22_1 through a linker end surface 22-2 and the motor 12 is fixed to the mover.

[0028] 缓冲器动子22插入到缓冲器定子21的内部空间时,缓冲器动子22与缓冲器定子21之间留有气隙。 When the [0028] buffer mover 22 is inserted into the inner space of the stator 21 of the buffer, the buffer mover 22 an air gap between the stator 21 and the buffer.

[0029] 本实施方式所述高精度高效率直线往复驱动系统在具体实施时,可以根据所需要的制动力特性,来确定直线电磁缓冲器的缓冲器定子21和稀土永磁体22-1的形状,利用定子永磁体21-2和稀土永磁体22-1相互之间形成的相斥力,来实现往复运动。 [0029] The embodiment according to the present embodiment of the high precision and high efficiency linear reciprocating drive system in the specific embodiment, the braking force according to the desired characteristics, to determine the shape of the stator of the linear solenoid buffer 21 buffers and a rare earth permanent magnet 22-1 by the stator and the permanent magnet 21-2 repulsive force is formed between the rare earth permanent magnet 22-1 with each other to achieve reciprocating movement.

[0030] 具体实施方式二:本实施方式为对实施方式一的进一步说明,所述稀土永磁体22-1与定子永磁体21-2所形成的磁场力为相斥方向。 [0030] DETAILED Embodiment 2: This embodiment is a further explanation of the embodiment 1, the rare earth permanent magnet 22-1 and the stator magnetic force is a repulsive 21-2 formed the permanent magnet. 其它组成及连接关系与实施方式一相同。 Other composition and a connection relationship with the same embodiment.

[0031] 具体实施方式三:下面结合图1、图2和图3说明本实施方式,本实施方式为对实施方式二的进一步说明,所述中空式定子磁轭21-1由四块轭板组成,所述四块轭板为平板式,所述四块轭板形成棱柱空间或棱台空间,所述棱柱的横截面为矩形,所述棱台的上下底面的中轴线重合,并且所述棱台的下底面与缓冲器动子22相对;所述定子永磁体21-2为两块, [0031] DETAILED DESCRIPTION III: below in conjunction with FIGS. 1, 2 and 3 illustrate embodiments according to the present embodiment, the present embodiment is further described embodiment 2, the hollow stator yoke plate 21-1 by the four yokes composed of the four flat-plate yoke, the yoke plate is formed of four space or truncated pyramid prism space, the cross-section of a rectangular prism, the vertical axis coincides with the bottom surface of the truncated pyramid, and the the bottom surface of the buffer truncated pyramid 22 opposing the mover; of the stator of the permanent magnet 21-2 into two,

[0032] 所述定子磁轭21-1的两块相对设置的轭板内表面上分别设置一块定子永磁体21-2 ;[0033] 稀土永磁体22-1和连接体22-2均为平板式, [0032] The stator yoke are provided on an inner surface of the stator yoke plate 21-1 disposed opposite the two permanent magnets 21-2; [0033] and a rare earth permanent magnet are plate-linker 22-122-2 formula,

[0034] 定子永磁体21-2的横向宽度大于稀土永磁体22-1的横向宽度,定子永磁体21_2 的运动方向长度大于稀土永磁体22-1的运动方向长度; [0034] The stator of the permanent magnet 21-2 lateral width greater than the lateral width of the rare earth permanent magnet 22-1 in the direction of movement of the stator of the permanent magnet 21_2 is longer than the length of the direction of movement of the rare earth permanent magnet 22-1;

[0035] 定子永磁体21-2的充磁方向与其所在的轭板垂直,稀土永磁体22-1与定子永磁体21-2的充磁方向相反。 Magnetizing yoke plate vertical direction [0035] The stator of the permanent magnet where its 21-2, 22-1 rare earth permanent magnet of the stator opposite to the magnetizing direction of the permanent magnet 21-2. 其它组成及连接关系与实施方式二相同。 The other two components and connection relation embodiment.

[0036] 本实施方式中所述棱台的下底面是指其面积较大的底面。 [0036] Under the bottom surface of the truncated pyramid in the present embodiment refers to a large area of ​​the bottom thereof.

[0037] 具体实施方式四:下面结合图1和图2说明本实施方式,本实施方式为对实施方式三的进一步说明,所述两块定子永磁体21-2为上下相对或左右相对。 [0037] DETAILED DESCRIPTION four: below in conjunction with FIGS. 1 and 2 illustrate embodiments of the present embodiment, the present embodiment is further described in the third embodiment, the two permanent magnets 21-2 to the stator relative to the vertical or horizontal relative. 其它组成及连接关系与实施方式三相同。 The other three components and connection relation embodiment.

[0038] 具体实施方式五:下面结合图1、图2和图4说明本实施方式,本实施方式为对实施方式二的进一步说明,所述中空式定子磁轭21-1由四块轭板组成,所述四块轭板为平板式,所述四块轭板形成棱柱空间或棱台空间,所述棱柱的横截面为矩形,所述棱台的上下底面的中轴线重合,并且所述棱台的下底面与缓冲器动子22相对;所述定子永磁体21-2为四块, [0038] DETAILED DESCRIPTION Five: below in conjunction with FIGS. 1, 2 and 4 illustrate the embodiment of the present embodiment, the present embodiment is further described embodiment 2, the hollow stator yoke plate 21-1 by the four yokes composed of the four flat-plate yoke, the yoke plate is formed of four space or truncated pyramid prism space, the cross-section of a rectangular prism, the vertical axis coincides with the bottom surface of the truncated pyramid, and the the bottom surface of the buffer truncated pyramid 22 opposing the mover; of the stator of the permanent magnet 21-2 is four,

[0039] 所述定子磁轭21-1的每块轭板上分别设置一块定子永磁体21-2, [0039] The stator yoke 21-1 each yoke plate of the stator are disposed a permanent magnet 21-2,

[0040] 连接体22-2的一端表面中心沿运动方向设有芯柱22-21,稀土永磁体22-1套接固定在芯柱22-21上,所述连接体22-2与稀土永磁体22-1的运动方向横截面均为矩形, One end surface of the center [0040] 22-2 linker with the direction of movement of the stem 22-21, 22-1 sleeved on the stem in fixed 22-21 rare earth permanent magnet, the rare earth permanent linker 22-2 the movement direction of the magnet 22-1 have rectangular cross section,

[0041] 每块定子永磁体21-2的横向宽度大于与其相对侧的稀土永磁体22-1的横向宽度,定子永磁体21-2的运动方向长度大于稀土永磁体22-1的运动方向长度; Lateral width lateral width [0041] Each of the stator of the permanent magnet 21-2 is larger than its opposing sides of the rare earth permanent magnet 22-1, 21-2 in the direction of movement of the permanent magnet is greater than the length of the stator in the direction of movement of the length 22-1 rare earth permanent magnet ;

[0042] 定子永磁体21-2均采用平行充磁,并且其充磁方向与其所在的轭板垂直,所有定子永磁体21-2的同极向内,稀土永磁体22-1与定子永磁体21-2的充磁方向相反。 [0042] The stator of the permanent magnet 21-2 are made of parallel magnetization, and the yoke plate perpendicular to its direction of magnetization thereof is located, all the permanent magnet poles of the stator with inwardly 21-2, 22-1 rare earth permanent magnet of the permanent magnet and the stator magnetizing directions opposite to 21-2. 其它组成及连接关系与实施方式二相同。 The other two components and connection relation embodiment.

[0043] 具体实施方式六:下面结合图1、图2和图5说明本实施方式,本实施方式为对实施方式二的进一步说明,所述中空式定子磁轭21-1的内部空间为圆柱形或圆台形,所述圆台形中空式定子磁轭21-1的下底面与缓冲器动子22相对,定子永磁体21-2的外形与中空式定子磁轭21-1的内侧壁相匹配,并固定在该中空式定子磁轭21-1的内侧壁上, [0043] DETAILED DESCRIPTION VI: below in conjunction with FIGS. 1, 2 and 5 illustrate embodiments according to the present embodiment, the present embodiment is further described embodiment 2, the hollow stator yoke 21-1 has a cylindrical inner space shaped or truncated cone, the truncated cone-shaped hollow stator yoke at the bottom surface of the buffer 21-1 and the hollow shape mover 22 relative to the magnetic stator, the stator yoke of the permanent magnet 21-2 21-1 matches the inner side wall , and fixed in the hollow inner side wall of the stator yoke 21-1,

[0044] 连接体22-2的一端表面中心沿运动方向设有芯柱22-21,稀土永磁体22-1套接固定在芯柱22-21上,所述连接体22-2与稀土永磁体22-1的运动方向横截面均为圆形, One end surface of the center [0044] linker 22-2 provided in the moving direction of the core columns 22-21, the socket is fixed to the stem 22-1 22-21 rare earth permanent magnet, the rare earth permanent linker 22-2 the movement direction of the magnet 22-1 are circular cross-section,

[0045] 定子永磁体21-2采用径向充磁,定子永磁体21-2的充磁方向与稀土永磁体22_1 的充磁方向相反。 [0045] The stator of the permanent magnet 21-2 using radially magnetized, the opposite direction of the stator magnetizing direction of the permanent magnetization of the rare earth permanent magnet 21-2 to 22_1. 其它组成及连接关系与实施方式二相同。 The other two components and connection relation embodiment.

[0046] 本实施方式中圆台形中空式定子磁轭21-1的下底面是指其面积较大的底面。 The bottom surface of the [0046] present embodiment, a truncated cone-shaped hollow stator yoke 21-1 which means a larger area of ​​the bottom.

[0047] 具体实施方式七:本实施方式与实施方式三、四、五或六的不同之处在于,所述高精度高效率直线往复驱动系统还包括2η个直线电磁缓冲器,其中η为正整数,电机定子11 的运动起点和运动终点处,分别固定有η+1个直线电磁缓冲器,并且所述η+1个直线电磁缓冲器并联连接。 [0047] Seventh Embodiment: Embodiment of the present embodiment three, four, five or six different from that of the high precision and high efficiency of the linear reciprocating drive system further comprises a linear solenoid 2η buffers, where η is a positive integer, motion start and motor stator 11 at the end of the movement, are fixed straight line solenoid η + 1 buffers, η + 1 and the straight line buffers connected in parallel to the solenoid. 其它组成及连接关系与实施方式三、四、五或六相同。 Three, four, five or six other composition and the same connection relation embodiment.

[0048] 当需要比较大的制动力时,可以根据具体情况选择相并联的直线电磁缓冲器的个数。 [0048] When a relatively large braking force is required, the number can be selected in parallel linear DC buffer depending on the circumstances.

[0049] 具体实施方式八:本实施方式为对实施方式三、四、五或六的进一步说明,所述电机动子12采用气浮导轨支撑、磁浮导轨支撑或机械直线导轨支撑。 [0049] DETAILED DESCRIPTION eight: three present embodiment, further explanation of the fourth embodiment, five or six of the motor mover 12 using air bearings support, maglev linear guide rail support or mechanical support. 其它组成及连接关系与实施方式三、四、五或六相同。 Three, four, five or six other composition and the same connection relation embodiment.

[0050] 具体实施方式九:下面结合图6说明本实施方式,本实施方式为对实施方式三的进一步限定,所述每个缓冲器动子22的稀土永磁体22-1为两块,所述连接体22-2的上下表面分别形成一个台肩,所述两个台肩处分别嵌入并固定一个稀土永磁体22-1 ; [0050] DETAILED Embodiment nine: described below in connection with FIG. 6 of the present embodiment, the present embodiment is further limited to the third embodiment, the mover of each buffer 22 rare earth permanent magnet 22-1 into two, the said connecting body is formed of upper and lower surfaces 22-2 a shoulder, the two shoulders are respectively fitted and secured at a rare earth permanent magnet 22-1;

[0051] 所述两个稀土永磁体22-1的充磁方向相同。 [0051] the same direction of magnetization of the two rare earth permanent magnets 22-1. 其它组成及连接关系与实施方式三相同。 The other three components and connection relation embodiment.

[0052] 具体实施方式十:本实施方式为对实施方式三、四、五或六的进一步说明,所述直线电机为一套绕组或多套绕组。 [0052] DETAILED DESCRIPTION ten: three in this embodiment, further description of embodiments, four, five or six, the linear motor is a winding or coil sets. 其它组成及连接关系与实施方式三、四、五或六相同。 Three, four, five or six other composition and the same connection relation embodiment.

[0053] 本发明所述的高精度高效率直线往复驱动系统,所述直线电机为动初级结构或动次级结构;所述的直线电机可以为单边结构或双边结构。 [0053] The precision and high efficiency linear reciprocating drive system of the present invention, the linear motor to move the movable primary structure or secondary structure; the structure of the linear motor may be unilateral or bilateral structure.

[0054] 本发明不局限于上述实施方式,还可以是上述各实施方式中所述技术特征的合理组合。 [0054] The present invention is not limited to the above embodiments, each of the above embodiments may be described rational combination of the technical features.

Claims (9)

  1. 1. 一种高精度高效率直线往复驱动系统,其特征在于:它由控制器、直线电机和两个直线电磁缓冲器组成,所述控制器的输出端与直线电机的初级绕组相连, 直线电机包括电机定子(11)和电机动子(12), 每个直线电磁缓冲器包括缓冲器定子和缓冲器动子02), 电机定子(11)的运动起点和运动终点处分别固定一个缓冲器定子(21),缓冲器定子(21)位于电机动子(12)运动方向的两端,电机动子(1¾与缓冲器定子相对侧的两个端面上,分别固定一个缓冲器动子(22),在电机动子(1¾运动时,缓冲器动子0¾可分别插入到两个缓冲器定子的内部空间,并位于缓冲器定子内部空间的中心;缓冲器定子由中空式定子磁轭01-1)和定子永磁体01-¾组成,定子永磁体(21-2)固定于定子磁轭01-1)的内侧表面上;缓冲器动子0¾由稀土永磁体02-1)和连接体02-¾构成,稀土永磁体02-1)通 A precision linear reciprocating drive system of high efficiency, characterized in that: it by the controller, and two linear electromagnetic linear motor composed of buffers, is connected with the output terminal of the primary winding of the linear motor controller, the linear motor a stator comprising a motor (11) and the motor mover (12), each buffer includes a buffer linear electromagnetic stator and a mover buffer 02), the starting point of the movement motor stator (11) and are fixed at the end of a movement of the stator buffer (21), the buffer of the stator (21) located in the motor mover (12) at both ends of the direction of movement, the motor mover (1¾ two end surfaces of the opposite side of the stator buffers, one buffer are fixed mover (22) while the motor mover (1¾ motion, buffer mover 0¾ respectively inserted into the internal space of the two buffers of the stator, and a central inner space of the buffer stator; buffer stator consists of a hollow stator yoke 01-1 a) a permanent magnet and a stator composed of 01-¾ stator permanent magnet (21-2) is fixed to the stator yoke 01-1) of the inner surface; 0¾ buffer mover by a rare earth permanent magnet 02-1) and the linker 02- ¾ configuration, rare earth permanent magnet 02-1) through 连接体02-2)与电机动子(12)的端面固定;稀土永磁体02-1)与定子永磁体01-¾所形成的磁场力为相斥方向。 Linker 02-2) and the motor mover (12) is fixed to the end face; 02-1 rare earth permanent magnet magnetic force) and the stator of the permanent magnet 01-¾ repulsive direction is formed.
  2. 2.根据权利要求1所述的高精度高效率直线往复驱动系统,其特征在于:所述中空式定子磁轭01-1)由四块轭板组成,所述四块轭板为平板式,所述四块轭板形成棱柱空间或棱台空间,所述棱柱的横截面为矩形,所述棱台的上下底面的中轴线重合,并且所述棱台的下底面与缓冲器动子0¾相对;所述定子永磁体01-¾为两块,所述定子磁轭01-1)的两块相对设置的轭板内表面上分别设置一块定子永磁体(21-2);稀土永磁体02-1)和连接体02-¾均为平板式,定子永磁体01-¾的横向宽度大于稀土永磁体02-1)的横向宽度,定子永磁体(21-2)的运动方向长度大于稀土永磁体02-1)的运动方向长度;定子永磁体01-¾的充磁方向与其所在的轭板垂直,稀土永磁体02-1)与定子永磁体01-2)的充磁方向相反。 2. high precision and high efficiency according to claim 1 a linear reciprocating drive system characterized in that: said hollow stator yoke 01-1) by a four yoke plates, the yoke plate is flat-four, the yoke plate is formed of four space or truncated pyramid prism space, the cross-section of a rectangular prism, the vertical axis coincides with the bottom surface of the truncated pyramid, truncated pyramid and the lower bottom surface opposite to the buffer mover 0¾ ; are provided on the surface of a permanent magnet of the stator (21-2) of the permanent magnets of the stator yoke plate 01-¾ of two, the stator yoke 01-1) of two oppositely disposed; rare earth permanent magnet 02- 1) and the linker are 02-¾ flatbed, the lateral width of the permanent magnets of the stator is greater than a 01-¾ rare earth permanent magnet 02-1) the lateral width direction of movement of the length of the stator of the permanent magnet (21-2) is greater than a rare earth permanent magnet magnetizing yoke plate opposite to a direction perpendicular to the magnetizing direction of the stator of the permanent magnet 01-¾ located therewith, rare earth permanent magnets 02-1) and the stator of the permanent magnet 01-2); and 02-1) in the longitudinal direction of movement.
  3. 3.根据权利要求2所述的高精度高效率直线往复驱动系统,其特征在于:所述两块定子永磁体01-¾为上下相对或左右相对。 3. The high efficiency precision linear reciprocating drive system of claim 2, wherein: said two permanent magnets of the stator is a 01-¾ vertically or horizontally relative opposite.
  4. 4.根据权利要求1所述的高精度高效率直线往复驱动系统,其特征在于:所述中空式定子磁轭01-1)由四块轭板组成,所述四块轭板为平板式,所述四块轭板形成棱柱空间或棱台空间,所述棱柱的横截面为矩形,所述棱台的上下底面的中轴线重合,并且所述棱台的下底面与缓冲器动子0¾相对;所述定子永磁体01-¾为四块,所述定子磁轭01-1)的每块轭板上分别设置一块定子永磁体01-2), 连接体02-¾的一端表面中心沿运动方向设有芯柱02-21),稀土永磁体02-1)套接固定在芯柱(22-21)上,所述连接体02-¾与稀土永磁体02-1)的运动方向横截面均为矩形,每块定子永磁体01-¾的横向宽度大于与其相对侧的稀土永磁体02-1)的横向宽度,定子永磁体01-¾的运动方向长度大于稀土永磁体02-1)的运动方向长度;定子永磁体01-¾均采用平行充磁,并且其充磁方向与其所在的轭板垂直, The high precision and high efficiency according to a rectilinear reciprocating drive system of claim wherein: said hollow stator yoke 01-1) by a four yoke plates, the yoke plate is flat-four, the yoke plate is formed of four space or truncated pyramid prism space, the cross-section of a rectangular prism, the vertical axis coincides with the bottom surface of the truncated pyramid, truncated pyramid and the lower bottom surface opposite to the buffer mover 0¾ ; each permanent magnet of the stator yoke plate 01-¾ of four, the stator yoke 01-1) of the stator are disposed a permanent magnet 01-2), 02-¾ of an end surface of the center body along a movement of the connector 02-21 with the direction of the stem), rare earth permanent magnet 02-1) secured to the stem socket (22-21), the linker 02-¾ rare earth permanent magnet 02-1) in the direction of movement of the cross section They are rectangular, each of the stator permanent magnets 01-¾ transverse width greater than its opposite side rare earth permanent magnet 02-1) the lateral width direction of movement of the stator of the permanent magnet is greater than the length of the 01-¾ rare earth permanent magnet 02-1) of the length direction of movement; of the stator of the permanent magnet 01-¾ parallel magnetization are used, and the yoke plate which is perpendicular to its magnetization direction is located, 有定子永磁体01-2)的同极向内,稀土永磁体02-1)与定子永磁体01-2)的充磁方向相反。 A stator with permanent magnets 01-2) inwardly of the electrode, the opposite magnetizing directions 02-1) rare earth permanent magnet of the stator of the permanent magnet 01-2) is.
  5. 5.根据权利要求1所述的高精度高效率直线往复驱动系统,其特征在于:所述中空式定子磁轭01-1)的内部空间为圆柱形或圆台形,所述圆台形中空式定子磁轭01-1)的下底面与缓冲器动子02)相对,定子永磁体01-2)的外形与中空式定子磁轭01-1)的内侧壁相匹配,并固定在该中空式定子磁轭01-1)的内侧壁上,连接体02-¾的一端表面中心沿运动方向设有芯柱02-21),稀土永磁体02-1)套接固定在芯柱(22-21)上,所述连接体(22-¾与稀土永磁体02-1)的运动方向横截面均为圆形,定子永磁体01-¾采用径向充磁,定子永磁体01-¾的充磁方向与稀土永磁体(22-1)的充磁方向相反。 The high precision and high efficiency of the linear reciprocating drive system of claim 1, wherein: the inner space of the hollow stator yoke 01-1) is cylindrical or truncated cone shape, a truncated cone-shaped hollow stator the inner sidewall and the bottom surface of the yoke buffer 01-1) of the mover 02) relative to the stator of the permanent magnet 01-2) shape and hollow stator yoke 01-1) matches and is fixed in the hollow stator the inner wall of the yoke 01-1), the linker 02-¾ of an end surface of the center stem with the direction of motion 02-21), rare earth permanent magnet 02-1) secured to the stem socket (22-21) direction of movement, said linker (22-¾ rare earth permanent magnet 02-1) are of circular cross-section, the stator of the permanent magnet 01-¾ using radially magnetized, the magnetization direction of the stator of the permanent magnet 01-¾ opposite to the magnetizing direction of the rare earth permanent magnet (22-1) is.
  6. 6.根据权利要求2、3、4或5所述的高精度高效率直线往复驱动系统,其特征在于:所述高精度高效率直线往复驱动系统还包括2η个直线电磁缓冲器,其中η为正整数,电机定子(11)的运动起点和运动终点处,分别固定有η+1个直线电磁缓冲器,并且所述η+1个直线电磁缓冲器并联连接。 The high precision and high efficiency linear reciprocating drive system of claim 4 or claim 5, wherein: said high precision and high efficiency linear reciprocating drive system further includes a linear solenoid 2η buffers, wherein η is a positive integer, motion starting motor stator (11) and the movement end point, are fixed η + 1 buffers electromagnetic straight line, and the straight line solenoid η + 1 buffers are connected in parallel.
  7. 7.根据权利要求2、3、4或5所述的高精度高效率直线往复驱动系统,其特征在于:所述电机动子(1¾采用气浮导轨支撑、磁浮导轨支撑或机械直线导轨支撑。 The high precision and high efficiency linear reciprocating drive system of claim 4 or claim 5, wherein: the motor mover (1¾ rail support using flotation, magnetic or mechanical linear guide rail support support.
  8. 8.根据权利要求2所述的高精度高效率直线往复驱动系统,其特征在于:所述每个缓冲器动子0¾的稀土永磁体02-1)为两块,所述连接体02-¾的上下表面分别形成一个台肩,所述两个台肩处分别嵌入并固定一个稀土永磁体02-1);所述两个稀土永磁体02-1)的充磁方向相同。 The high precision and high efficiency of the linear reciprocating drive system according to claim 2, wherein: each of said buffer mover 0¾ rare earth permanent magnet 02-1) is two, the linker 02-¾ the upper and lower surfaces, respectively, to form a shoulder, the two shoulders are respectively fitted and secured at a rare earth permanent magnet 02-1); the same 02-1) magnetization directions of the two rare earth permanent magnets.
  9. 9.根据权利要求2、3、4或5所述的高精度高效率直线往复驱动系统,其特征在于:所述直线电机为一套绕组或多套绕组。 9. The high efficiency linear reciprocating precision drive system according to claim 3, 4 or 5, wherein: said motor is a linear winding or more sets of windings.
CN 201010522729 2010-10-28 2010-10-28 High-precision efficient straight reciprocating driving system CN101976927B (en)

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CN1675818A (en) 2002-08-20 2005-09-28 株式会社安川电机 Coreless linear motor
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