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    • 73. 发明授权
    • Vibratory feeding apparatus
    • 振动给料装置
    • US5080218A
    • 1992-01-14
    • US595194
    • 1990-10-09
    • Takatomo IzumeToshirou Shiraishi
    • Takatomo IzumeToshirou Shiraishi
    • B65G27/24B65G27/32H01L41/04H02M7/525
    • H01L41/042H02M7/53803B65G47/1421H02M2001/327H02M2007/4815Y02B70/1441Y02P70/30
    • In a vibratory parts feeder, an output power of an inverter supplying AC voltage to each vibration generator (electric power supplied to the vibration generator) or input power to the inverter is controlled so as to reach the maximum during the feeding operation so that the operational frequency is automatically adjusted to the resonant frequency. That is, upon increase or decrease of the operational frequency at predetermined intervals, the value of power supplied to each vibration generator or the inverter input power is obtained. The obtained value is compared with the last obtained value whose data is stored in a storage. When the present value is larger than the last value, the operational frequency is repetitively increased or decreased in the same direction that the present power varies relative to the last power while it is repetitively increased or decreased in the direction opposite to the direction that the present power varies relative to the last power when the present value is smaller than the last value. These frequency shifts are repetitively performed until a resonant frequency is obtained, and the feeding operation is performed at the obtained resonant frequency.
    • 在振动部件供给器中,控制向各振动发生器(供给振动发生器的电力)提供交流电压的逆变器的输出功率或对逆变器的输入电力的输出功率,以便在进给操作期间达到最大值, 频率自动调节到谐振频率。 也就是说,在以规定间隔增加或减少工作频率的情况下,获得提供给每个振动发生器的功率值或逆变器输入功率。 将获得的值与其数据存储在存储器中的最后获得的值进行比较。 当当前值大于最后值时,在与当前功率变化相同的方向上重复地增加或减小操作频率,同时在与当前方向相反的方向上反复增加或减小 当当前值小于最后值时,功率相对于最后的功率变化。 重复执行这些频移,直到获得谐振频率,并且以获得的谐振频率执行馈送操作。
    • 74. 发明授权
    • Vibratory drive system for a vibratory conveyor apparatus and a conveyor
apparatus having same
    • 用于振动输送装置的振动驱动系统和具有该振动输送装置的输送装置
    • US5064053A
    • 1991-11-12
    • US602700
    • 1990-10-24
    • Stephen T. Baker
    • Stephen T. Baker
    • B65G27/20B65G27/32
    • B65G27/32B65G27/20Y10T74/18344
    • A vibratory drive system for a vibratory conveyor apparatus is operable to selectively vary the conveying speed of the conveyor apparatus between zero, or stand-still, up to a maximum speed while the drive system is operating imparting a vibratory conveying force to the conveyor apparatus. The vibratory drive system is also operable to change direction of the conveyor apparatus between forward and reverse conveying directions also while the drive system is operating imparting a vibratory conveying force to the conveyor apparatus. In addition, the vibratory system can be adapted to provide either a linear drive force to the conveyor apparatus, or an elliptical drive force to the conveyor apparatus.
    • 用于振动输送装置的振动驱动系统可操作以在驱动系统运行时向传送装置施加振动输送力时选择性地将输送装置的输送速度在零或静止之间变化到最大速度。 振动驱动系统还可操作以在驱动系统操作时向传送装置施加振动输送力的同时在向前和向后输送方向之间改变传送装置的方向。 此外,振动系统可以适于向输送装置提供线性驱动力,或者对输送装置提供椭圆形的驱动力。
    • 76. 发明授权
    • Elliptic vibratory part-feeding device
    • 椭圆振动部分进给装置
    • US5042643A
    • 1991-08-27
    • US438629
    • 1989-11-17
    • Masaru Akama
    • Masaru Akama
    • B65G43/02B06B1/04B65G27/08B65G27/32B65G27/34B65G47/14
    • B06B1/045B65G27/32B65G27/34
    • In an elliptic vibratory part-feeding device which includes a feeder bowl in which a spiral track is formed; a first spring for supporting the feeder bowl so as to be vibratile in a horizontal direction; a first electro-magnet for exciting the feeder bowl in the horizontal direction; a second spring for supporting the feeder bowl so as to be vibratile in a vertical direction; a second electro-magnet for exciting the feeder bowl in the vertical direction; an alternating electric power source; a phase-difference forming circuit through which voltages different from each other in phase are supplied to the first and second electro-magnet from the alternating electric power source; and a part-jamming detector when part-jamming is detected in the feeder bowl by the part-jamming detector, the feeding direction of the parts on the spiral track is reversed by the change-over or adjustment of the phase-difference forming circuit.
    • 在一个椭圆振动部分进给装置中,其包括形成螺旋形轨道的进料碗; 第一弹簧,其用于支撑所述进料碗以便在水平方向上振动; 用于在水平方向上激发进料碗的第一电磁体; 第二弹簧,用于支撑所述进料碗,使其在垂直方向上是振动的; 用于在垂直方向上激励进料碗的第二电磁体; 交流电源; 相位差形成电路,通过该相位差形成电路从交流电源向第一和第二电磁体供给彼此相位的电压; 以及当通过部分干扰检测器在馈送碗中检测到部分干扰时的部分干扰检测器,通过相位差形成电路的转换或调整来扭转螺旋形轨道上的部分的馈送方向。
    • 77. 发明授权
    • Method and vibratory chute for treating goods
    • 用于处理货物的方法和振动滑槽
    • US4527747A
    • 1985-07-09
    • US464461
    • 1983-02-07
    • Wolfgang ScharmerHeinz SaettlerEugen Schlag
    • Wolfgang ScharmerHeinz SaettlerEugen Schlag
    • B65G27/10B06B1/16B07B1/28B22D29/00B22D31/00B65G27/04B65G27/20B65G27/32B02C17/14
    • B22D31/002B06B1/166B07B1/28B22D29/005B65G27/04B65G27/20B65G27/32Y10S241/10
    • Manufactured goods such as cast components to which molding sand is still adhering, are treated in a vibratory conveyor chute for cleaning and cooling the goods. As the goods travel down the chute they are exposed to force components extending perpendicularly and across to the travel direction along the length of the chute. These force components impose on the goods a revolving motion along a helical path. This revolving motion may be improved or intensified by directing the resulting force components (R, R') of the force causing the revolving motion to extend at a spacing from a so-called "center of gravity line" (S, S') defining or interconnecting the center of gravity points along the length of the vibratory chute system. This spacing causes a distribution of the goods (11) in the chute such that the goods (11) have a slanted surface (10) in the chute (1). Thus, the vertical acceleration values (k.sub.v) are larger at the upper return zone 26 than they are at the lower return zone 27. This type of treatment combined with the conveying movement is applicable to various kinds of goods and treatment procedures.
    • 用于清洁和冷却货物的振动输送槽中处理诸如铸型组件的制造物品仍然粘附在其上。 当货物沿着滑槽行进时,它们暴露于沿着滑槽的长度垂直延伸并且沿着行进方向延伸的力部件。 这些力分量对货物施加沿着螺旋路径的旋转运动。 这种旋转运动可以通过将所产生的力分量(R,R')引导到引起旋转运动的力与所定义的所谓“重心线”(S,S')的间隔延伸而改进或加强 或者沿振动滑槽系统的长度连接重心点。 这种间隔导致货物(11)在滑槽中的分配,使得货物(11)在滑槽(1)中具有倾斜表面(10)。 因此,垂直加速度值(kv)在上返回区域26处比在下返回区域27处更大。与输送运动相结合的这种处理方式适用于各种货物和处理程序。
    • 78. 发明授权
    • Control unit for use in a vibratory feeder system
    • 用于振动给料机系统的控制单元
    • US4331263A
    • 1982-05-25
    • US98828
    • 1979-11-30
    • George J. Brown
    • George J. Brown
    • B65G27/32G05D19/02H02K33/00H02P25/02B65G27/24
    • G05D19/02B65G27/32H02K33/00H02P25/032
    • A control unit for controlling a vibratory bowl feeder which is effective to maintain, for varying feeder loads, a constant preselected amplitude of bowl feeder vibration at a vibratory frequency which coincides with the changing mechanical resonant frequency of the feeder system. The control unit includes a sensor which detects the amplitude and frequency of feeder bowl vibration, a frequency control loop and an amplitude control loop. The frequency control loop is responsive to the detected frequency of vibration and provides an oscillating signal which coincides with the resonant frequency of the system. The amplitude control loop is responsive to the detected amplitude of vibration and includes a variable gain amplifier which amplifies the oscillating signal to provide a feeder driving signal which causes the feeder to vibrate at the system resonant frequency at a preselected amplitude. The sensor for detecting amplitude and frequency of the bowl vibration is preferably a device for sensing the third harmonic of the drive current in the electromagnetic drive of the system. A variable capacitive reactance coupling circuit between the power drive amplifier as the electromagnetic drive of the system is set to match the inductive reactance of the electromagnetic drive.
    • 一种用于控制振动碗式进料器的控制单元,其有效地保持与供料器系统的机械共振频率的变化相一致的振动频率下的供料器振动的恒定的预选振幅。 控制单元包括一个检测送料器碗振动的振幅和频率的传感器,一个频率控制回路和一个幅度控制回路。 频率控制回路响应检测到的振动频率,并提供与系统谐振频率一致的振荡信号。 振幅控制回路响应于检测到的振动幅度,并且包括可变增益放大器,其放大振荡信号以提供馈送器驱动信号,其使得馈送器以系统谐振频率以预选幅度振动。 用于检测碗振动的振幅和频率的传感器优选地是用于感测系统的电磁驱动中的驱动电流的三次谐波的装置。 功率驱动放大器之间的可变容性电抗耦合电路作为系统的电磁驱动器设置为与电磁驱动器的感抗匹配。
    • 80. 发明授权
    • Method and apparatus for balancing asymmetric weights in a vibratory conveyor
    • 用于在振动输送机中平衡不对称重量的方法和装置
    • US3917052A
    • 1975-11-04
    • US48999074
    • 1974-07-19
    • BURGESS & ASSOCIATES INC
    • BURGESS JR WARREN C
    • B65G27/32B65G27/00
    • B65G27/32
    • There is provided a method and apparatus for compensating for asymmetric distribution of weight in a bowl-type parts feeder utilizing a vibratory drive system wherein the primary force generating member including a vibration-inducing oscillating member operates along an oscillatory path which is laterally displaced from the central axis of the drive mechanism including a resilient mounting system. The invention in a preferred embodiment is characterized by the provision for means of adjusting the angle of the path through which the oscillating vibration-inducing member travels with respect to the horizontal. In general, the method utilized in accordance with this invention is characterized by the step of directing an asymmetric force vector to said vibratable member to closely approach balance of dynamic forces caused by said asymmetric weight distribution.
    • 提供了一种用于补偿使用振动驱动系统的碗型部件给料机中的重量的不对称分布的方法和装置,其中包括振动诱发振荡部件的主力产生部件沿着横向从 驱动机构的中心轴包括弹性安装系统。 在优选实施例中的本发明的特征在于提供了用于调节振荡振动诱导构件相对于水平面行进的路径的角度的装置。 通常,根据本发明使用的方法的特征在于将不对称力矢量引导到所述可振动构件以紧密地接近由所述非对称重量分布引起的动态力平衡的步骤。