CN204376563U - Cylinder-shaped connection device for permanent magnet and shaft - Google Patents

Cylinder-shaped connection device for permanent magnet and shaft Download PDF

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Publication number
CN204376563U
CN204376563U CN201520093125.3U CN201520093125U CN204376563U CN 204376563 U CN204376563 U CN 204376563U CN 201520093125 U CN201520093125 U CN 201520093125U CN 204376563 U CN204376563 U CN 204376563U
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CN
China
Prior art keywords
shaft
permanent magnet
sleeve
cylindrical
fixed
Prior art date
Application number
CN201520093125.3U
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Chinese (zh)
Inventor
陈静薇
李成勤
徐燕骥
宋权斌
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上海新喆机电技术发展有限公司
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Priority to CN201520093125.3U priority Critical patent/CN204376563U/en
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Publication of CN204376563U publication Critical patent/CN204376563U/en

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Abstract

The utility model relates to a connection device for a cylinder-shaped permanent magnet and a shaft, comprising a shaft and a permanent magnet sleeve sleeving the shaft. The connection device for the cylinder-shaped permanent magnet and the shaft also comprises a permanent magnet fixing device sleeving the end part of the permanent magnet sleeve, a handle which is horizontally inserted into the permanent magnet fixing device, a shaft fixing device fixed on the base part of the shaft and a pedestal fixing the shaft fixing device. The shaft fixing device comprises a shaft sleeve sleeving the base part of the shaft and a fixing rod which is horizontally inserted into the shaft sleeve. Compared with the prior art, the connection device for the cylinder-shaped permanent magnet and the shaft can improves the assembly accuracy of the permanent magnet sleeve and the shaft. Since the shaft fixing device of the fixing rod is arranged on the base part of the shaft and the pedestal for fixing the shaft fixing device are arranged, the shaft fixing device and the pedestal can improve the stability of the shaft in the process of assembling the permanent magnet sleeve and the shaft so as to guarantee the assembling accuracy of the permanent magnet sleeve and the shaft.

Description

圆筒形永磁体与轴的连接装置 Means connected to the cylindrical permanent magnet and the shaft

技术领域 FIELD

[0001] 本实用新型涉及一种连接工装,特别涉及一种圆筒形永磁体与轴的连接装置。 [0001] The present invention relates to a connector assemblies, and more particularly to a device for connecting a cylindrical permanent magnet and the shaft.

背景技术 Background technique

[0002] 大部分永磁电机的永磁体为分块式,而高速永磁电机中由于转速很高,离心力较大,永磁体只能采用一体化圆筒形,与轴采用过盈配合,且配合的精度很高。 [0002] Most of the permanent magnet is a permanent magnet motor block type, and because of the high speed permanent magnet motor rotational speed, the centrifugal force is large, only the use of integrated permanent magnet cylindrical shaft with an interference fit, and with high precision. 由于永磁体与轴的过盈量较大,一般采用温差法进行装配。 Due to the large amount of interference of the permanent magnet and the shaft, the assembly is generally carried out using the temperature difference method. 但由于两者尺寸配合精度高,套装时永磁体未对准轴产生的同轴度偏差极易导致二者发生卡嵌现象,且随着两种材料迅速回温,卡嵌情况将更为严重,以至于无法做到无损分离,甚至直接导致永磁体脆裂。 However, since both dimensions with high precision, when the permanent magnet is set coaxially misaligned axis deviation generated easily lead to the occurrence of two phenomena-engagement, and with the two materials rapidly warmed, the more serious the situation card inlay that they can not do non-destructive separation, or even a direct result of the permanent magnet rattle.

实用新型内容 SUMMARY

[0003] 本实用新型的目的在于提供一种圆筒形永磁体与轴的连接装置,可有效解决圆筒形永磁体与轴连接时出现的卡嵌的问题。 [0003] The present invention aims to provide a permanent magnet cylindrical shaft connecting means, the card can effectively solve the problems that occur when a cylindrical permanent magnet connected to the shaft of the insert.

[0004] 为了实现上述目的,本实用新型设计了一种圆筒形永磁体与轴的连接装置,包含轴和套设在所述轴上的永磁体套筒,还包含:套设在所述永磁体套筒端部的永磁体固定器、横向插入所述永磁体固定器的把手、固定在所述轴根部的轴固定器、和固定所述轴固定器的底座; [0004] To achieve the above object, the present invention is designed to connect the cylindrical permanent magnet device and the shaft, comprising a shaft and a sleeve disposed in a sleeve on the shaft of the permanent magnet, further comprising: a sleeve provided in the the fixed end portion of the permanent magnet of the permanent sleeve, the transverse insertion of the permanent magnet holder handle, a shaft fixed to the shaft root fixture, the fixture and the base is fixed to the shaft;

[0005] 其中,所述轴固定器包含套设在所述轴根部的轴套,和横向插入所述轴套内的固定杆。 [0005] wherein the stationary shaft comprises the shaft sleeve root of the bushing and the fixed rod inside the sleeve disposed laterally inserted.

[0006] 本实用新型相对于现有技术而言,在实际的装配过程中,工作人员可通过按压横向连接永磁体固定器上的把手,使得永磁体套筒在朝向轴的一侧进行运动时,其上的作用力能够集中在一点上,从而提高了永磁体套筒与轴在装配时的精度,并且由于轴的底部还设有固定轴的轴固定器,和用于固定轴固定器的底座,从而使得永磁体套筒在与轴装配时,通过轴固定器和底座可提高轴的稳固性,从而进一步保证了两者在装配时的精度。 When [0006] the present invention with respect to the prior art, in an actual assembly process, the worker may be laterally connected to the handle by pressing the permanent magnet holder, so that the permanent sleeve motion on the side facing the shaft , the force which can be focused on the point, thereby improving the accuracy of the permanent magnet and the shaft sleeve during assembly, and since the bottom of the shaft is also provided with a shaft holder fixed shaft, and a fixed shaft fixture base, so that the permanent magnet assembly and the shaft sleeve, by fixing the shaft and the base may increase the stability of the shaft, thus further ensuring their precision during assembly.

[0007] 进一步的,所述轴的端部具有插入所述永磁体套筒内的引导件。 [0007] Further, an end portion of the shaft has a guide member is inserted into the permanent magnet within the sleeve.

[0008] 进一步的,所述引导件的外表面为圆弧曲面。 [0008] Further, the outer surface of the arcuate guide member is a curved surface.

[0009] 进一步的,所述引导件为球形。 [0009] Further, the guide member is spherical.

[0010] 进一步的,所述圆筒形永磁体与轴的连接装置还包含:用于容纳安装有所述轴固定器的轴的冷却容器。 [0010] Further, connected to the cylindrical permanent magnet means and the shaft further comprises: means for receiving the mounting shaft has a shaft holder cooling vessel.

[0011] 进一步的,所述冷却容器外包覆有保护套。 [0011] Further, the container is coated with a protective outer cooling jacket.

附图说明 BRIEF DESCRIPTION

[0012] 图1为本实用新型第一实施方式的圆筒形永磁体与轴的连接装置中永磁体套筒的结构不意图; [0012] Figure 1 is a cylindrical permanent magnet means is connected to the shaft of the embodiment of the invention in a first embodiment of the permanent sleeve structure is not intended;

[0013] 图2为本实用新型第一实施方式的圆筒形永磁体与轴的连接装置中轴的结构示意图; [0013] FIG. 2 is a schematic diagram of the central axis of the connecting means and the axis of the cylindrical permanent magnet structure of the first embodiment of the invention;

[0014] 图3为本实用新型第一实施方式中将轴放入冷却容器的结构示意图; [0014] FIG structural diagram of the embodiment in the cooling vessel into the shaft of the first embodiment of the present novel utility;

[0015] 图4为本实用新型第一实施方式中轴与永磁体套筒的装配示意图。 [0015] FIG. 4 is a schematic view of the permanent sleeve assembly of the first invention of the present embodiment, the central axis.

具体实施方式 Detailed ways

[0016] 为使本实用新型的目的、技术方案和优点更加清楚,下面将结合附图对本实用新型的各实施方式进行详细的阐述。 [0016] The object of the present invention, technical solutions and advantages clearer, the following will be set forth in detail in conjunction with the accompanying drawings of various embodiments of the present invention embodiment. 然而,本领域的普通技术人员可以理解,在本实用新型各实施方式中,为了使读者更好地理解本申请而提出了许多技术细节。 However, those skilled in the art will appreciate that, in various embodiments of the present invention, in order to enable the reader to better understand the application and made many technical details. 但是,即使没有这些技术细节和基于以下各实施方式的种种变化和修改,也可以实现本申请各权利要求所要求保护的技术方案。 However, without these technical details and various changes and modifications based on the following embodiments, the present application may be realized by the claims claimed technical solution.

[0017] 本实用新型的第一实施方式涉及一种圆筒形永磁体与轴的连接装置,如图1至图3所示,包含轴I和套设在轴I上的永磁体套筒2,还包含:套设在永磁体套筒2端部的永磁体固定器4、横向插入永磁体固定器4的把手5、固定在轴I根部的轴固定器6、和固定轴固定器6的底座7。 [0017] The first embodiment of the present invention relate to a cylindrical permanent magnet and the shaft coupling means, as shown in FIG. 1 to FIG, 2 permanent sleeve sleeved on the shaft I I and 3 comprises a shaft further comprising: a sleeve provided in the permanent magnet of the permanent magnet fixed to the sleeve second end portion 4, a transverse handle holder is inserted into the permanent magnet 4 of 5, 6 is fixed, and the fixed shaft is fixed to the shaft holder 6 is the root of the shaft I base 7.

[0018] 其中,轴固定器包含套设在轴根部的轴套6-1,和横向插入轴套内的固定杆6-2。 [0018] wherein the stationary shaft comprises a sleeve provided on the sleeve shaft root 6-1, 6-2 and the transverse rod is inserted and fixed in the sleeve.

[0019] 通过上述内容不难发现,在实际的装配过程中,工作人员可通过按压横向连接永磁体固定器4上的把手5,使得永磁体套筒2在朝向轴I的一侧进行运动时,其上的作用力能够集中在一点上,从而提高了永磁体套筒2与轴在装配时的精度,并且由于轴I的底部还设有固定轴I的轴固定器6,和用于固定轴固定器4的底座7,从而使得永磁体套筒2在与轴I装配时,通过轴固定器6和底座7可提高轴I的稳固性,从而进一步保证了两者在装配时的精度。 When the [0019] above not difficult to find, in an actual assembly process, the worker may be laterally connected to the permanent magnet 5 is fixed by pressing on the handle 4, so that the permanent magnet side toward the shaft in the sleeve 2 of the motion I , on which a force can be concentrated on one point, thereby improving the accuracy of the permanent magnet 2 and the axis of the sleeve during assembly, and since the bottom of the shaft I I also have fixed shaft fixed shaft 6, and a fixed the axis of the fixture base 74, so that the sleeve 2 when the permanent magnet assembly and shaft I, the holder 6 through the shaft 7 and the base shaft can be improved robustness I, thus further ensuring their precision during assembly.

[0020] 另外,值得一提的是,轴I的端部具有插入永磁体套筒2内的引导件8。 [0020] Further, it is worth mentioning that the end member has a guide shaft I is inserted into the inner sleeve 28 permanent. 通过引导件8,可使轴I在插入永磁体套筒2内时起到导向作用,从而进一步保证该了轴I在与永磁体套筒2装配时的精度。 8 by the guide member, shaft I can inserting the permanent magnets within the sleeve 2 functions as a guide when the action, thus further ensuring the accuracy in the axis I of the sleeve 2 and the permanent magnet assembly.

[0021] 并且,为了满足实际的装配需求,该引导件8的外表面为圆弧曲面,或者该引导件8还可采用一球形结构。 [0021] Furthermore, in order to meet the actual needs of the assembly, the outer surface of the guide member 8 is a circular arc curved surface, the guide member 8 or may be employed a spherical structure.

[0022] 另外,本实施方式的圆筒形永磁体与轴的连接装置还包含:用于容纳安装有轴固定器6的轴的冷却容器9。 [0022] Further, a cylindrical permanent magnet means is connected to the shaft according to the embodiment further comprises: means for receiving the shaft 6 is attached to the shaft holder 9 cooling vessel. 且冷却容器9外还包覆有保护套10。 And cooling vessel 9 is also coated with an outer protective sleeve 10. 在实际的应用过程中冷却容器9内放入有冷却液,而保温套10可最大限度减少热传导。 In real applications, there is a cooling liquid placed inside the container 9, and the insulating sleeve 10 minimizes heat conduction.

[0023] 具体的说,如图3所示,可预先将安装有轴固定器4的轴I整体置于套设有保温套10的冷却容器7中,然后倒入冷却液,如液氮,直到完全浸没轴I。 [0023] Specifically, as shown in FIG. 3, can be pre-mounted with a shaft fixing shaft I 4 placed in the case with the overall insulation sleeve 7 in the cooling vessel 10, and then into the cooling fluid, such as liquid nitrogen, until completely submerged axis I. 此时由于轴I在收到冷却液的影响后,其尺寸会相应的变小,然后将冷却后的轴I通过轴固定器6上的固定杆6-2迅速从冷却液中取出,并如图4所示,将装有引导球3的一端向上竖直插入底座7上,然后将永磁体套筒2套入轴1,完成整个装配的过程。 At this time, since the shaft I after receiving the impact of the cooling fluid, which correspondingly smaller size, then after cooling the shaft I by means of fixing rod 6 on the shaft fixing 6-2 quickly removed from the cooling liquid, and as As shown in FIG. 4, the ball will end up with the boot inserted into the base 3 of the upright 7, and then sets the permanent sleeve 2 into the shaft 1, to complete the entire assembly process.

[0024] 同原有装配方法相比,保证了装配时永磁体与轴的同轴度,可以快速准确高效地完成二者套装,解决永磁体卡嵌问题,大大减少了由此导致的永磁体损毁。 [0024] Compared with the previous assembly method, to ensure the coaxiality of the permanent magnet and shaft assembly, it can be done quickly and accurately and efficiently both set to solve the problem of permanent magnets embedded in the card, greatly reducing the resulting permanent magnet damaged.

[0025] 本领域的普通技术人员可以理解,上述各实施方式是实现本实用新型的具体实施例,而在实际应用中,可以在形式上和细节上对其作各种改变,而不偏离本实用新型的精神和范围。 [0025] Those of ordinary skill in the art can be appreciated, the above-described embodiments are the specific embodiments of the present invention is implemented, but in practical applications, can make various modifications in form and detail without departing from the present practical spirit and scope.

Claims (6)

1.一种圆筒形永磁体与轴的连接装置,包含轴和套设在所述轴上的永磁体套筒,其特征在于:还包含:套设在所述永磁体套筒端部的永磁体固定器、横向插入所述永磁体固定器的把手、固定在所述轴根部的轴固定器、和固定所述轴固定器的底座; 其中,所述轴固定器包含套设在所述轴根部的轴套,和横向插入所述轴套内的固定杆。 A cylindrical permanent magnet connected to the shaft means comprises a shaft and a sleeve disposed in a sleeve on the shaft of the permanent magnet, characterized by: further comprising: a sleeve provided at the end portion of the sleeve of the permanent magnet permanent magnet holder, the permanent magnet is inserted into a transverse handle holder, fixed to the base of the shaft holder shaft, and the fixed shaft fixture base; wherein said stationary shaft comprises a sleeve provided in the root sleeve axis, and the transverse rod is inserted and fixed within the sleeve.
2.根据权利要求1所述的圆筒形永磁体与轴的连接装置,其特征在于:所述轴的端部具有插入所述永磁体套筒内的引导件。 The connecting device 1 according to a cylindrical permanent magnet and the shaft of the preceding claims, characterized in that: said shaft having an end portion of the guide member is inserted into the permanent magnet within the sleeve.
3.根据权利要求2所述的圆筒形永磁体与轴的连接装置,其特征在于:所述引导件的外表面为圆弧曲面。 The connecting device of claim 2 the shaft cylindrical permanent magnet as claimed in claim, wherein: an outer surface of the arcuate guide member is a curved surface.
4.根据权利要求2所述的圆筒形永磁体与轴的连接装置,其特征在于:所述引导件为球形。 The connecting device of claim 2 and a cylindrical permanent magnet as claimed in claim shaft, characterized in that: said guide member is spherical.
5.根据权利要求2所述的圆筒形永磁体与轴的连接装置,其特征在于:所述圆筒形永磁体与轴的连接装置还包含:用于容纳安装有所述轴固定器的轴的冷却容器。 The cylindrical permanent magnet connecting device according to claim 2 of the shaft, characterized in that: the permanent magnet and the cylindrical shaft connecting means further comprising: means for receiving said shaft is mounted in the holder cooling vessel axis.
6.根据权利要求5所述的圆筒形永磁体与轴的连接装置,其特征在于:所述冷却容器外包覆有保护套。 The connecting device 5 and the cylindrical shaft of the permanent magnet as claimed in claim wherein: said cooling vessel is coated with an outer protective sheath.
CN201520093125.3U 2015-02-10 2015-02-10 Cylinder-shaped connection device for permanent magnet and shaft CN204376563U (en)

Priority Applications (1)

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CN201520093125.3U CN204376563U (en) 2015-02-10 2015-02-10 Cylinder-shaped connection device for permanent magnet and shaft

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Application Number Priority Date Filing Date Title
CN201520093125.3U CN204376563U (en) 2015-02-10 2015-02-10 Cylinder-shaped connection device for permanent magnet and shaft

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10187150B2 (en) 2015-09-30 2019-01-22 Corning Optical Communications Wireless Ltd Direct communicative coupling of a radio source to a remote unit for exchanging communications services with a distributed communications system (DCS)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10187150B2 (en) 2015-09-30 2019-01-22 Corning Optical Communications Wireless Ltd Direct communicative coupling of a radio source to a remote unit for exchanging communications services with a distributed communications system (DCS)

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