WO2018028349A1 - 一种钕铁硼磁场成型压机称粉机构 - Google Patents

一种钕铁硼磁场成型压机称粉机构 Download PDF

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Publication number
WO2018028349A1
WO2018028349A1 PCT/CN2017/091569 CN2017091569W WO2018028349A1 WO 2018028349 A1 WO2018028349 A1 WO 2018028349A1 CN 2017091569 W CN2017091569 W CN 2017091569W WO 2018028349 A1 WO2018028349 A1 WO 2018028349A1
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Prior art keywords
box
weighing
neodymium iron
iron boron
magnetic field
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PCT/CN2017/091569
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English (en)
French (fr)
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王晗权
王兴杰
周年生
方辉鹤
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王晗权
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Publication of WO2018028349A1 publication Critical patent/WO2018028349A1/zh

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/02—Compacting only
    • B22F3/03—Press-moulding apparatus therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G17/00—Apparatus for or methods of weighing material of special form or property
    • G01G17/04—Apparatus for or methods of weighing material of special form or property for weighing fluids, e.g. gases, pastes
    • G01G17/06—Apparatus for or methods of weighing material of special form or property for weighing fluids, e.g. gases, pastes having means for controlling the supply or discharge

Definitions

  • the utility model relates to the field of a neodymium iron boron magnetic field forming press, in particular to a neodymium iron boron magnetic field forming press weighing machine.
  • the NdFeB magnetic field forming press mainly comprises a sealed frame.
  • the frame is equipped with a weighing mechanism, a feeding mechanism and a magnetic field forming component.
  • the NdFeB powder first enters the weighing mechanism through the barrel, and the weighing mechanism refers to the quantitative ⁇ .
  • the feeding container is pushed to the magnetic field forming component by the feeding mechanism, and the neodymium iron boron powder is loaded into the molding cavity.
  • NdFeB powder is a kind of magnetic powder with high viscosity and easy to bond into blocks. Therefore, for the automatic magnetic field forming press, the main problem of the weighing device is how to realize automatic, fast and accurate quantification.
  • patent publication No. CN204085651U discloses a fully automatic magnetic field forming press weighing device, which is found during use, because the barrel and the third gate are vertically arranged, resulting in the barrel and the vibrating material The NdFeB powder in the box is piled into a block under the action of gravity, and cannot smoothly pass through the vibrating box, which affects the weighing efficiency and accuracy.
  • a neodymium iron boron magnetic field forming press weighing mechanism which is provided with a turning flap controlled by a dial block in the vibrating box, by adjusting the tilt angle of the turning flap. Control the flow rate of the NdFeB powder in the vibrating box, and the NdFeB powder is guided by the inclined surface of the turning plate, which is more conducive to smooth passage through the vibrating box.
  • the present invention provides the following technical solutions:
  • the utility model relates to a niobium-iron-boron magnetic field forming press weighing machine, which comprises a weighing box, and a feeding tube is arranged at an upper end of the weighing box, and an oscillating mechanism, a vibrating box and a weighing box are arranged in the weighing box, and one end of the vibrating box is The feeding tube is connected, the other end of the vibrating box is connected with the weighing box, and the end of the vibrating box connected with the weighing box is provided with a gate controlled by the gate cylinder, and the oscillating mechanism drives the vibrating box to provide vibration to make the vibrating box
  • the material is moved from the end of the feeding pipe to the end of the weighing box, and a material turning plate controlled by the dial block is arranged between the discharging pipe and the weighing box.
  • the turning flap is arranged in the vibrating box through the pin shaft
  • the dial block is arranged on the side of the vibrating box and is connected with the end of the pin shaft
  • the dial block is provided with a circular arc guide centered on the pin shaft
  • the side wall of the vibration box is provided with a guiding column that fits the limit of the guiding groove.
  • the oscillating mechanism comprises a bottom plate disposed in the pollination box through a pull rod, the bottom plate is provided with an oscillator, and the upper end of the oscillator is connected with the lower end of the vibration box. There is also a gas vibration on the discharge pipe.
  • the upper end of the feeding tube is connected with a feeding hose, and the connection between the feeding hose and the feeding tube is in the shape of a bell mouth.
  • a vibration motor and a pneumatic butterfly valve are provided on the feed hose.
  • the gate cylinder is connected to the vibration box through the cylinder fixing plate.
  • a material level detecting switch for detecting the position of the powder is further disposed on the discharging pipe, and the material level detecting switch is connected to the discharging pipe through the switch fixing plate.
  • the neodymium iron boron magnetic field forming press weighing mechanism of the utility model the neodymium iron boron powder material enters the vibrating box from the feeding tube, and the oscillating mechanism drives the vibrating box to vibrate so that the parts in the vibrating box are from below
  • the end of the material pipe is moved to the end of the weighing box, and the tilting angle of the turning plate in the vibrating box is adjusted by rotating the dial block, thereby controlling the flow rate of the NdFeB powder in the vibrating box, and the NdFeB powder is received by the material.
  • the inclined surface guide of the flap is more conducive to smoothly passing through the vibrating box, and solves the problem that the powder is accumulated in the vibrating box and the movement is not smooth.
  • Figure 1 is a schematic perspective view of the utility model
  • Figure 2 is a side view of the utility model
  • FIG. 3 is a schematic structural view of an oscillating mechanism of the present invention.
  • a neodymium iron boron magnetic field forming press weighing mechanism includes a weighing box, and the upper end of the weighing box is provided with a lowering tube 4, and an oscillating mechanism, a vibrating box 5 and a scale are arranged in the weighing box.
  • the powder box 14 has one end connected to the lower feeding tube 4, and the other end of the vibrating box 5 is connected with the weighing box 14.
  • the end of the vibrating box 5 connected to the weighing box 14 is provided with a gate controlled by the gate cylinder 7.
  • the plate and the gate cylinder 7 are connected to the vibration box 5 through the cylinder fixing plate 6.
  • the gate cylinder 7 drives the shutter to open and close quickly, and is used for precisely feeding the vibration box 5 to the weighing box 14.
  • the oscillating mechanism drives the vibrating box 5 to provide vibration to move the portion of the vibrating box 5 from the end of the blanking tube 4 to the end of the weighing box 14.
  • the oscillating mechanism comprises a bottom plate 11 disposed in the weighing box through the pull rod 10.
  • the bottom plate 11 is provided with an oscillator, and the upper end of the oscillator is connected with the lower end of the vibration box 5, and the oscillator vibrates on the bottom plate 11 at a high frequency to drive the vibration box.
  • the lowering tube 4 is also provided with a gas vibration 8, the gas vibration 8 drives the lower feeding tube 4 to vibrate, to prevent the NdFeB powder in the cutting tube 4 from being bonded to the wall of the cutting tube 4, and at the same time preventing The neodymium iron boron powder in the lowering tube 4 is accumulated in a block.
  • a material flap controlled by the dial block 9 is disposed between the discharge tube 4 and the powder box 14 in the vibrating box 5.
  • the material flap is disposed in the vibrating box 5 through the pin shaft, and the dial block 9 is disposed on the side of the vibrating box 5 and connected to the end of the pin shaft.
  • the dial block 9 is provided with an arc centered on the pin shaft.
  • the guiding groove of the vibrating box 5 is provided with a guiding post that is engaged with the guiding groove.
  • the neodymium iron boron powder enters the vibrating box 5 from the feeding tube 4, and the oscillating mechanism drives the vibrating box 5 to vibrate to move the portion of the vibrating box 5 from the end of the feeding tube 4 to the end of the weighing box 14
  • the dial block 9 is rotated to adjust the inclination angle of the material flap in the vibrating box 5, thereby controlling the flow rate of the neodymium iron boron powder in the vibrating box 5, and the neodymium iron boron powder is guided by the inclined surface of the material flap, and more Conducive to the smooth passage of the vibrating box 5, the problem that the powder is accumulated in the vibrating box 5 and the movement is not smooth.
  • the material discharge detecting pipe 12 is further provided with a material level detecting switch 12 for detecting the position of the powder.
  • the material level detecting switch 12 is connected to the lower feeding pipe 4 through the switch fixing plate 13, and the upper end of the lower feeding pipe 4 is connected with the soft feeding material.
  • Tube 2 the connection between the feed hose 2 and the discharge tube 4 is flared, and the bell mouth structure is favorable for the NdFeB powder to enter the discharge tube 4 from the feed hose 2, and the feed hose 2 is provided
  • the iron-boron powder is accumulated in a block, and the pneumatic butterfly valve 3 performs an opening and closing operation according to the detection signal of the material level detecting switch 12, and is used for feeding the feeding hose 2 into the downward feeding tube 4, which can make the feeding tube 4
  • the powder is kept in a certain amount to prevent the powder in the discharge pipe 4 from being accumulated into a block due to excessive accumulation.

Abstract

一种钕铁硼磁场成型压机称粉机构，包括称粉箱，称粉箱上端设有下料管（4），称粉箱内设有振荡机构、振料盒（5）和称粉盒（14），振料盒（5）一端与下料管（4）连接，振料盒（5）另一端与称粉盒（14）连接，振料盒（5）与称粉盒（14）连接的一端设有由闸门气缸（7）控制的闸板，振荡机构带动振料盒（5）提供振动以使振料盒（5）内的份料从下料管（4）端移向称粉盒（14）端，振料盒（5）内位于下料管（4）与称粉盒（14）之间设有由拨块（9）控制的拨料翻板。该机构在振料盒（5）内设置由拨块（9）控制的拨料翻板，通过调节拨料翻板的倾斜角度来控制振料盒（5）内钕铁硼粉料的流量，钕铁硼粉料受到拨料翻板的斜面导向，更有利于顺畅通过振料盒（5）。

Description

一种钕铁硼磁场成型压机称粉机构 技术领域
本实用新型涉及钕铁硼磁场成型压机领域，特别涉及一种钕铁硼磁场成型压机称粉机构。
背景技术
钕铁硼磁场成型压机主要包括密封的机架，机架内装设有称粉机构、送料机构和磁场成型组件，钕铁硼粉末首先通过料筒进入称粉机构，称粉机构称取定量钕铁硼粉末后再装入粉盒中，最后由送料机构将加加粉盒推移至磁场成型组件处，并将钕铁硼粉末装入成型模具型腔内。
钕铁硼粉料是一种磁性粉材，黏度很大，容易粘接成块，因而对于全自动磁场成型压机来说，其称粉装置的主要难题是如何实现自动、快速、精确的定量称粉，专利公告号CN204085651U公开了一种全自动磁场成型压机称粉装置，该称粉装置在使用过程中发现，由于料筒和第三闸门均为竖直设置，导致料筒和振料盒内的钕铁硼粉末在重力作用下堆压成块，不能顺畅地通过振料盒，影响称粉效率和准确率。
实用新型内容
针对现有技术的不足和缺陷，提供一种钕铁硼磁场成型压机称粉机构，其在振料盒内设置由拨块控制的拨料翻板，通过调节拨料翻板的倾斜角度来控制振料盒内钕铁硼粉料的流量，钕铁硼粉料受到拨料翻板的斜面导向，更有利于顺畅通过振料盒。
为实现上述目的，本实用新型提供以下技术方案：
一种钕铁硼磁场成型压机称粉机构，包括称粉箱，称粉箱上端设有下料管，称粉箱内设有振荡机构、振料盒和称粉盒，振料盒一端与下料管连接，振料盒另一端与称粉盒连接，振料盒与称粉盒连接的一端设有由闸门气缸控制的闸板，振荡机构带动振料盒提供振动以使振料盒内的份料从下料管端移向称粉盒端，振料盒内位于下料管与称粉盒之间设有由拨块控制的拨料翻板。
其中，拨料翻板通过销轴翻转设置于振料盒内，拨块设于振料盒旁侧并与销轴的端部连接，拨块上设有以销轴为圆心的圆弧形导向槽，振料盒的侧壁设有与该导向槽限位配合的导向柱。
进一步的，振荡机构包括通过拉杆设置于称粉箱内的底板，底板上设有振荡器，振荡器上端与振料盒下端连接。下料管上还设有气振。
进一步的，下料管的上端连接有进料软管，进料软管与下料管的连接处呈喇叭口状。进料软管上设有振动电机和气动蝶阀。
进一步的，闸门气缸通过气缸固定板连接于振料盒上。下料管上还设有用于检测粉料位置的料位检测开关，该料位检测开关通过开关固定板连接于下料管上。
与现有技术相比本实用新型的有益效果为：
本实用新型所述的钕铁硼磁场成型压机称粉机构，钕铁硼粉料从下料管进入振料盒内，振荡机构带动振料盒振动以使振料盒内的份料从下料管端移向称粉盒端，通过转动拨块来调节振料盒内拨料翻板的倾斜角度，从而控制振料盒内钕铁硼粉料的流量，钕铁硼粉料受到拨料翻板的斜面导向，更有利于顺畅通过振料盒，解决了粉料在振料盒内积压成块及移动不畅的问题。
附图说明
图1是本实用新型立体结构示意图；
图2是本实用新型侧视结构示意图；
图3是本实用新型振荡机构的结构示意图。
图中，1、振动电机；2、进料软管；3、气动蝶阀；4、下料管；5、振料盒；6、气缸固定板；7、闸门气缸；8、气振；9、拨块；10、拉杆；11、底板；12、料位检测开关；13、开关固定板；14、称粉盒。
具体实施方式
结合附图对本实用新型进一步阐释。
参见图1-3，一种钕铁硼磁场成型压机称粉机构，包括称粉箱，称粉箱上端设有下料管4，称粉箱内设有振荡机构、振料盒5和称粉盒14，振料盒5一端与下料管4连接，振料盒5另一端与称粉盒14连接，振料盒5与称粉盒14连接的一端设有由闸门气缸7控制的闸板，闸门气缸7通过气缸固定板6连接于振料盒5上，闸门气缸7带动闸板快速启闭，用于振料盒5向称粉盒14精确供料。
振荡机构带动振料盒5提供振动以使振料盒5内的份料从下料管4端移向称粉盒14端。振荡机构包括通过拉杆10设置于称粉箱内的底板11，底板11上设有振荡器，振荡器上端与振料盒5下端连接，振荡器在底板11上高频振动，进而带动振料盒5振动，下料管4上还设有气振8，气振8带动下料管4振动，避免下料管4内的钕铁硼粉料粘接于下料管4管壁上，同时防止下料管4内的钕铁硼粉料积压成块。
振料盒5内位于下料管4与称粉盒14之间设有由拨块9控制的拨料翻板。 拨料翻板通过销轴翻转设置于振料盒5内，拨块9设于振料盒5旁侧并与销轴的端部连接，拨块9上设有以销轴为圆心的圆弧形导向槽，振料盒5的侧壁设有与该导向槽限位配合的导向柱。
钕铁硼粉料从下料管4进入振料盒5内，振荡机构带动振料盒5振动以使振料盒5内的份料从下料管4端移向称粉盒14端，通过转动拨块9来调节振料盒5内拨料翻板的倾斜角度，从而控制振料盒5内钕铁硼粉料的流量，钕铁硼粉料受到拨料翻板的斜面导向，更有利于顺畅通过振料盒5，解决了粉料在振料盒5内积压成块及移动不畅的问题。
下料管4上还设有用于检测粉料位置的料位检测开关12，该料位检测开关12通过开关固定板13连接于下料管4上，下料管4的上端连接有进料软管2，进料软管2与下料管4的连接处呈喇叭口状，喇叭口结构有利于钕铁硼粉料从进料软管2进入下料管4，进料软管2上设有振动电机1和气动蝶阀3，振动电机1带动进料软管2振动，避免进料软管2内的钕铁硼粉料粘接于管壁上，同时防止进料软管2内的钕铁硼粉料积压成块，气动蝶阀3根据料位检测开关12的检测信号执行启闭操作，用于进料软管2向下料管4内定量供料，可以使下料管4内的粉料保持定量，防止下料管4内的粉料因过量积压成块。
以上所述仅是本实用新型的较佳实施方式，故凡依本实用新型专利申请范围所述的构造、特征及原理所做的等效变化或修饰，均包括于本实用新型专利申请范围内。

Claims (8)

  1. 一种钕铁硼磁场成型压机称粉机构，包括称粉箱，称粉箱上端设有下料管(4)，称粉箱内设有振荡机构、振料盒(5)和称粉盒(14)，振料盒(5)一端与下料管(4)连接，振料盒(5)另一端与称粉盒(14)连接，振料盒(5)与称粉盒(14)连接的一端设有由闸门气缸(7)控制的闸板，振荡机构带动振料盒(5)提供振动以使振料盒(5)内的份料从下料管(4)端移向称粉盒(14)端，其特征在于：振料盒(5)内位于下料管(4)与称粉盒(14)之间设有由拨块(9)控制的拨料翻板。
  2. 根据权利要求1所述的一种钕铁硼磁场成型压机称粉机构，其特征在于：拨料翻板通过销轴翻转设置于振料盒(5)内，拨块(9)设于振料盒(5)旁侧并与销轴的端部连接，拨块(9)上设有以销轴为圆心的圆弧形导向槽，振料盒(5)的侧壁设有与该导向槽限位配合的导向柱。
  3. 根据权利要求1所述的一种钕铁硼磁场成型压机称粉机构，其特征在于：振荡机构包括通过拉杆(10)设置于称粉箱内的底板(11)，底板(11)上设有振荡器，振荡器上端与振料盒(5)下端连接。
  4. 根据权利要求1或3所述的一种钕铁硼磁场成型压机称粉机构，其特征在于：下料管(4)上还设有气振(8)。
  5. 根据权利要求1所述的一种钕铁硼磁场成型压机称粉机构，其特征在于：下料管(4)的上端连接有进料软管(2)，进料软管(2)与下料管(4)的连接处呈喇叭口状。
  6. 根据权利要求5所述的一种钕铁硼磁场成型压机称粉机构，其特征在于： 进料软管(2)上设有振动电机(1)和气动蝶阀(3)。
  7. 根据权利要求1所述的一种钕铁硼磁场成型压机称粉机构，其特征在于：闸门气缸(7)通过气缸固定板(6)连接于振料盒(5)上。
  8. 根据权利要求1所述的一种钕铁硼磁场成型压机称粉机构，其特征在于：下料管(4)上还设有用于检测粉料位置的料位检测开关(12)，该料位检测开关(12)通过开关固定板(13)连接于下料管(4)上。
PCT/CN2017/091569 2016-08-10 2017-07-04 一种钕铁硼磁场成型压机称粉机构 WO2018028349A1 (zh)

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CN201620869796.9U CN206002184U (zh) 2016-08-10 2016-08-10 一种钕铁硼磁场成型压机称粉机构

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