M289928 * ‘· 八、新型說明： 【新型所屬之技術領域】 本創作係關於電機轉子，特別地指一種藉由一套環套設在 磁芯與磁條外周成緊配合之新穎電機轉子磁條之定位結構。 【先前技術】 查’傳統電機轉子之磁芯與磁條之定位方式，大致地係將 磁條嵌入磁芯外周所形成之定位槽中，在該磁條外側包覆不織 ®布或膠布並將其浸泡過凡立水等，惟該傳統定位方式不但公差 精度要求高且成本亦相當地高。爲了改善傳統轉子之定位方式 ，誠如第7及7 a圖所示，係轉繪自中華民國新型專利第 Μ 2 5 9 3 9 0號揭露一種「馬達轉子改良」，其主要係在轉軸（2 0 )矽鋼片（3 0 )積層周側定置數個磁性物（4 0 )，於該矽鋼片 (3 0 )兩端各嵌設有一固定環（5 0 )，該固定環（5 0 )外側包 含有一凸緣（5 2 )及若干區隔塊（5 5 )，該凸緣（5 2 )係用以 φ 套設在該矽鋼片（3 0 )上，該區隔塊（5 5 )內徑兩側相對於各 磁性物（4 0 )分別形成有一定位部（5 4 )，將相鄰的磁性物（ 4 0 )以等距隔開排列等。 上述公開案，基本上可以改善傳統轉子定位方式的部分缺 點’惟，熟習此項技術者可以理解的是，該固定環（5 0 )僅藉 由區隔塊（5 5 )兩側的定位部（5 4 )嵌住該磁性物（4 0 )的四 個角落，該磁性物（4 0 )之定位結構相當脆弱，當轉軸（2 0 ) 轉動時該磁性物（4 0 )受離心力作用，容易使該四個角落嵌合 點產生鬆動，穩定性較經不起耐久考驗。 M289928 > k 【新型内容】 本創作之主要目的在於提供一種電機轉子磁條之定位結 構，以改善傳統轉子磁條定位方式之缺點。 爲達成上述目的及其他目的，根據本創作電機轉子磁條之 定位結構，其包括一轉軸；一磁芯，由多數個矽鋼片疊積所構 成，固定在該轉軸上，於外周形成有多數個定位部；多數個磁 條，分別嵌設在該定位部中；其中，又包括一套環，具有一內 徑，於此內徑上對應於該多數個磁條形成有多數個凹部，於凹 部與凹部之間各形成有一個往中心方向突出之突出部，該套環 套設在磁芯與磁條之外周，且該突出部介於磁條與磁條之間， 三者成緊配合。 根據本創作’ |亥套Ϊ哀內徑上之突出部的突出高度係可大可 小，甚至可以不須要該突出部，以該套環自磁芯與磁條之外周 套設之組裝方式，對於公差精度之要求不高，結構強度及圓度 佳’組裝方便快速；並且，該套環可選用鋁或不銹鋼材質壓鑄 • 成型，或選自市售圓筒形管材，能將成本降低至最低程度，且 鋁之材質軟在組合過程中不會傷及磁條等。 【實施方式】 以下將配合實施例對本創作技術特點作進一步地說明，該 實施例僅爲較佳的範例’並非用來限定本創作之實施範圍，謹 藉由參考附圖結合下列詳細說明而獲致最好的理解。 首先’第1圖係本創作電機轉子磁條之定位結構之第一種 貫施例之分解狀態立體圖，第1 a圖爲顯示第1圖電機轉子之 M289928 組合狀態立體圖，第1 b圖則顯示第1 a圖之電機轉子之平面示 意圖。根據本創作電機轉子磁條之定位結構，其主要包括一轉 軸】0 ; —磁芯2 0 ’由多數個矽鋼片疊積所構成，固定在該轉 軸1 0上’該磁芯2 0外周等距地形成有多數個軸向之定位部2 ! ’且該定位邰2 1與定位部2 1之間各形成有一個往徑外方向突 出之突出部2 2，及此突出部2 2中心沿軸向形成有一個半圓形 的焊料槽23，該磁芯20之矽鋼片積層例如以習知之氬焊技術 沿該焊料槽23將多數個矽鋼片焊接成一體。多數個磁條3 〇， •即長條型、橫斷面呈四角形的永久磁鐵，分別嵌設在該定位部 2 1中。及，一套環4 0，具有一內徑4 1，於此內徑4 1上對應於 該多數個磁條3 0形成有多數個對應的凹部4 2，及凹部4 2與凹 部4 2之間各形成有一個往中心方向突出之突出部4 3，且該突 出部4 3之中心線L 1係分別對準該磁芯2 0外周半圓形焊料槽 2 3之中心。該套環4 0套設在磁芯2 0與磁條3 0之外周，且該 突出部4 3介於磁條3 0與磁條3 0之間，並與該磁芯2 0外周上 之突出部22抵接在一起，三者成緊配合（成如第lb圖所示） φ 。按照本創作，該套環4 0可選用鋁或不銹鋼材質，以壓鑄成 型能降低成本，並且由於鋁之材質軟在組合過程中不會傷及磁 條。 第2圖係本創作電機轉子磁條之定位結構之第二種實施例 之分解狀態立體圖，第2 a圖爲顯示第2圖電機轉子之組合狀 態立體圖，第2b圖則顯示第2 a圖之電機轉子之平面示意圖。 本實施例基本構成與第一種實施例相同，因此不重覆贅述，唯 不同的是該套環4 0之內徑4 1，沒有在磁條3 0與磁條3 0之間 形成對應的突出部，該套環4 〇係一圓筒形之構成，其內徑4 1 套設在磁芯2 0與磁條3 0之外周三者成緊配合（成如第2 b圖 M289928 4 所示）。如此’該套環可選自市售之鋁或不銹鋼之圓筒形管材 ，能將成本降低至最低程度而不影響其結構安全。 第3圖係本創作電機轉子磁條之定位結構之第三種實施例 之分解狀態立體圖’第3 a圖爲顯示第3圖電機轉子之組合狀 態立體圖。本實施例基本上與第一種實施例相同，包括有一轉 軸1 0 ; —磁芯2 〇，由多數個矽鋼片疊積所構成，固定在該轉 軸1 0上，於外周形成有多數個定位部2 1 ;多數個磁條3 0，分 別嵌設在該定位部2 1中。本實施例不同的是，包含有一對套 > 環40、40’，各具有一內徑41，於此內徑41上對應於該多數 個磁條3 0形成有多數個對應的凹部42，及凹部42與凹部42 之間各形成有一個往中心方向突出之突出部4 3，且該突出部 43之中心線L1係分別對準該磁芯20外周半圓形焊料槽23之 中心。該對套環4 0、4 0 ’分別套設在磁芯2 0與磁條3 0外周之 上下端，且該突出部4 3介於磁條3 0與磁條3 0之間，三者成 緊配合。 第4圖係本創作電機轉子磁條之定位結構之第四種實施例 | 之分解狀態立體圖，第4 a圖爲顯示第4圖電機轉子之組合狀 態立體圖。本實施例基本構成與第三種實施例相同，因此不再 贅述，唯不同的是該對套環4 0、4 0，之內徑4 1，沒有在磁條3 0 與磁條3 0之間形成對應的突出部，該對套環4 0、4 0 ’係一圓筒 形之構成’其內徑4 1套設在磁芯2 0與磁條3 0之外周三者成 緊配合。 第5圖係本創作電機轉子磁條之定位結構之第五種實施例 之平面圖，本實施例基本上與前述實施例相同，唯不同的是’ 該磁條3 0 ’之橫斷面呈雙面凸出之橢圓形，因此該套環4〇內徑 上之凹部4 2、突出部4 3係對應於該磁條3 0，而形成。另外， M289928 ' * 第6圖係本創作電機轉子磁條之定位結構之第六種實施例之平 面圖’本實施例基本上與第五種實施例相同，唯不同的是該對 套環4 0之內徑4 1，沒有在磁條3 〇與磁條3 〇之間形成對應的 突出部等。經由上述示範例說明，熟習此項技術者應可以理解 的是，該磁條之形狀或數目等並不侷限於圖面所揭露者，依設 計者需要該碰條可以爲4個、6個、8個、1 〇個、1 2個…等， 或者依設計者需要該磁條橫斷面形狀可以爲矩形、橢圓形…等 ，並且該套環4〇內徑上之突出部43的突出高度係可大可小， •甚至可以不須要該突出部4 3。以上僅爲本創作的較佳實施例， 姐不侷限本創作實施範圍，即不偏離本創作申請專利範圍所作 之均等變化與修飾，應仍屬本創作之涵蓋範圍。 綜上所述’本創作電機轉子磁條之定位結構，藉由套環自 磁芯與磁條之外周套設，公差之精度要求小，結構強度及圓度 隹’組裝方便快速；並且，該套環可選用鋁或不銹鋼材質壓鑄 成型’或選自市售圓筒形管材，能將成本降低至最低程度，確 實爲一新穎、進步且具有產業利用性之創作。M289928 * '· Eight, new description: [New technical field] This creation is about the rotor of the motor, especially a novel motor rotor magnetic strip that is tightly fitted with the outer circumference of the magnetic core and the magnetic strip by a set of rings. Positioning structure. [Prior Art] Checking the positioning method of the magnetic core and the magnetic strip of the conventional motor rotor, roughly inserting the magnetic strip into the positioning groove formed by the outer circumference of the magnetic core, and coating the outer side of the magnetic strip with the non-woven fabric or the tape It is soaked in varnish water, etc., but the traditional positioning method not only requires high tolerance accuracy but also high cost. In order to improve the positioning of the conventional rotor, as shown in Figures 7 and 7a, the new patent of the Republic of China No. 2 5 9 3 90 discloses a "motor rotor improvement", which is mainly based on the rotating shaft ( 2 0) A plurality of magnetic materials (40) are disposed on the side of the laminated steel sheet (30), and a fixing ring (50) is embedded at each end of the silicon steel sheet (30). The fixing ring (50) The outer side comprises a flange (52) and a plurality of partitions (5 5 ) for arranging on the steel sheet (30), the partition (5 5 ) A positioning portion (5 4 ) is formed on each of the inner diameter sides with respect to each of the magnetic substances (40), and adjacent magnetic materials (40) are arranged at equal intervals. The above disclosure can basically improve some of the disadvantages of the conventional rotor positioning method. However, it will be understood by those skilled in the art that the fixing ring (50) only passes through the positioning portions on both sides of the partition block (5 5 ). (5 4 ) embedding the four corners of the magnetic object (40), the positioning structure of the magnetic object (40) is quite fragile, and the magnetic object (40) is subjected to centrifugal force when the rotating shaft (20) rotates. It is easy to make the four corner fitting points loose, and the stability can not stand the durability test. M289928 > k [New Content] The main purpose of this creation is to provide a positioning structure for the rotor magnetic strip of the motor to improve the shortcomings of the traditional rotor magnetic strip positioning method. In order to achieve the above and other objects, according to the positioning structure of the rotor magnetic strip of the present motor, the utility model comprises a rotating shaft; a magnetic core is composed of a plurality of silicon steel sheets stacked on the rotating shaft, and a plurality of outer circumferences are formed. a positioning portion; a plurality of magnetic strips respectively embedded in the positioning portion; wherein, further comprising a ring having an inner diameter, wherein the inner diameter corresponds to the plurality of magnetic strips forming a plurality of concave portions in the concave portion A protrusion protruding toward the center is formed between each of the recesses, and the collar is sleeved on the outer circumference of the magnetic core and the magnetic strip, and the protrusion is interposed between the magnetic strip and the magnetic strip, and the three are tightly fitted. According to the present invention, the protruding height of the protruding portion on the inner diameter of the sea cover can be large or small, and even the protruding portion can be omitted, and the assembly of the collar from the outer periphery of the magnetic core and the magnetic strip is The requirements for tolerance accuracy are not high, the structural strength and roundness are good, 'assembly is quick and convenient; and the collar can be die-casted or formed by aluminum or stainless steel, or selected from commercially available cylindrical pipes to minimize the cost. To the extent that the material of aluminum is soft, it does not damage the magnetic strip during the assembly process. The embodiments of the present invention will be further described with reference to the embodiments. The embodiments are merely preferred examples, which are not intended to limit the scope of implementation of the present invention. The best understanding. First, the first figure is an exploded perspective view of the first embodiment of the positioning structure of the rotor magnetic strip of the present motor. The first drawing is a perspective view showing the combined state of the M289928 of the motor rotor of Fig. 1, and the first b diagram shows A schematic plan view of the rotor of the motor in Fig. 1a. According to the positioning structure of the rotor magnetic strip of the present motor, the main structure includes a rotating shaft 】 0; - the magnetic core 2 0 ' is composed of a plurality of stacks of silicon steel sheets, and is fixed on the rotating shaft 10 'the outer circumference of the magnetic core 2 0, etc. A plurality of axial positioning portions 2 are formed from the ground; and the positioning portion 2 1 and the positioning portion 2 1 are respectively formed with a protruding portion 2 2 protruding outward in the out-of-diameter direction, and the central portion of the protruding portion 2 2 A semi-circular solder bath 23 is formed axially, and a plurality of silicon steel sheets of the core 20 are welded together along the solder bath 23 by conventional argon welding techniques. A plurality of magnetic strips 3 〇, that is, long strip-shaped permanent magnets having a quadrangular cross section are respectively embedded in the positioning portion 2 1 . And a set of rings 40 having an inner diameter 4 1 , wherein the inner diameter 4 1 corresponds to the plurality of magnetic strips 30 forming a plurality of corresponding recesses 4 2 , and the recesses 4 2 and recesses 4 2 Each of the protrusions 43 is formed in a direction protruding from the center, and the center line L 1 of the protrusions 4 3 is respectively aligned with the center of the outer semicircular solder groove 23 of the core 20 . The collar 40 is sleeved on the outer circumference of the magnetic core 20 and the magnetic strip 30, and the protruding portion 43 is interposed between the magnetic strip 30 and the magnetic strip 30, and is on the outer circumference of the magnetic core 20 The protrusions 22 abut each other, and the three are tightly fitted (as shown in Figure lb) φ . According to this creation, the collar 40 can be made of aluminum or stainless steel, which can reduce the cost by die-casting, and the material of the aluminum is soft and does not damage the magnetic strip during the assembly process. Fig. 2 is an exploded perspective view showing a second embodiment of the positioning structure of the rotor magnetic strip of the present invention, wherein Fig. 2a is a perspective view showing the combined state of the motor rotor of Fig. 2, and Fig. 2b is a view showing Fig. 2a. Schematic diagram of the rotor of the motor. The basic configuration of this embodiment is the same as that of the first embodiment, so the details are not repeated. The only difference is that the inner diameter 4 1 of the collar 40 does not form a corresponding relationship between the magnetic strip 30 and the magnetic strip 30. a protruding portion, the collar 4 is formed by a cylindrical shape, and the inner diameter 4 1 is sleeved on the outer circumference of the magnetic core 20 and the magnetic strip 30 (as shown in Fig. 2b, M289928 4) ). Thus, the collar can be selected from commercially available aluminum or stainless steel cylindrical tubing to minimize cost without compromising its structural safety. Fig. 3 is a perspective view showing an exploded state of a third embodiment of the positioning structure of the rotor magnetic strip of the present invention. Fig. 3a is a perspective view showing the assembled state of the motor rotor of Fig. 3. This embodiment is basically the same as the first embodiment, and includes a rotating shaft 10; a magnetic core 2 〇, which is composed of a plurality of silicon steel sheets stacked on the rotating shaft 10, and has a plurality of positioning portions formed on the outer circumference. The portion 2 1 ; a plurality of magnetic strips 30 are respectively embedded in the positioning portion 21 . The difference between this embodiment is that a pair of sleeves > rings 40, 40' each have an inner diameter 41, and a plurality of corresponding recesses 42 are formed on the inner diameter 41 corresponding to the plurality of magnetic strips 30. A protruding portion 43 projecting in the center direction is formed between the recessed portion 42 and the recessed portion 42, and the center line L1 of the protruding portion 43 is respectively aligned with the center of the outer peripheral semicircular solder groove 23 of the magnetic core 20. The pair of collars 40, 40' are respectively disposed on the lower end of the outer circumference of the magnetic core 20 and the magnetic strip 30, and the protruding portion 43 is interposed between the magnetic strip 30 and the magnetic strip 30, three Tight fit. Fig. 4 is a perspective view showing an exploded state of a fourth embodiment of the positioning structure of the rotor magnetic strip of the present invention, and Fig. 4a is a perspective view showing the combined state of the rotor of the motor of Fig. 4. The basic configuration of this embodiment is the same as that of the third embodiment, and therefore will not be described again. The only difference is that the pair of collars 40, 40, the inner diameter 4 1, is not in the magnetic strip 30 and the magnetic strip 30. Corresponding protruding portions are formed, and the pair of collars 40, 40' are formed into a cylindrical shape, and the inner diameter 4 1 is sleeved in a tight fit with the magnetic core 20 and the magnetic strip 30 other than Wednesday. Figure 5 is a plan view showing a fifth embodiment of the positioning structure of the rotor magnetic strip of the present motor. This embodiment is basically the same as the previous embodiment except that the cross section of the magnetic strip 30 is double The surface is convexly elliptical, so that the recess 4 2 on the inner diameter of the collar 4 and the projection 4 3 are formed corresponding to the magnetic strip 30. In addition, M289928' * Fig. 6 is a plan view of a sixth embodiment of the positioning structure of the rotor magnetic strip of the present invention. This embodiment is basically the same as the fifth embodiment except that the pair of collars 40 The inner diameter 4 1 does not form a corresponding protrusion or the like between the magnetic strip 3 〇 and the magnetic strip 3 〇. It should be understood by those skilled in the art that the shape, the number, and the like of the magnetic strip are not limited to those disclosed in the drawings. According to the designer, the bumper may be four or six. 8 , 1 , 12 , etc., or according to the designer, the cross-sectional shape of the magnetic strip may be rectangular, elliptical, etc., and the protruding height of the protrusion 43 on the inner diameter of the collar 4〇 The system can be large or small, and the protrusion 4 3 may not even be needed. The above is only a preferred embodiment of the present invention. The sister does not limit the scope of the creation of the present invention, that is, the equal changes and modifications made without departing from the scope of the patent application of the present invention should remain within the scope of this creation. In summary, the positioning structure of the rotor magnetic strip of the present motor is set by the outer circumference of the magnetic core and the magnetic strip by the collar, the precision of the tolerance is small, the structural strength and the roundness 隹 'assembly is convenient and fast; and, The collar can be die-cast in aluminum or stainless steel or selected from commercially available cylindrical tubing to minimize cost and is truly a new, progressive and industrially useful creation.
【圖式簡單說明】 第1圖係本創作電機轉子磁條之定位結構之第一種實施例 之分解狀態立體圖。 第1 a圖係顯示第1圖電機轉子之組合狀態立體圖。 第1 b圖係顯示第1 a圖之電機轉子之平面不意圖。 第2圖係本創作電機轉子磁條之定位結構之第二種實施例 之分解狀態立體圖。 M289928 第、2 a圖係顯示第2圖電機轉子之組合狀態A體圖。 第2 b圖係顯示第2 a圖之電機轉子之平面示葛：圖。 第3圖係本創作電機轉子磁條之定位結構之第二種實施例 之分解狀態立體圖。 第3 a圖係顯示第3圖電機轉子之組合狀態立體圖。 第4圖係本創作電機轉子磁條之定位結構之第四種實施例 之分解狀態立體圖。 第4 a圖係顯示第4圖電機轉子之組合狀態立體圖。 • 第5圖係本創作電機轉子磁條之定位結構之第五種實施例 之平面示意圖。 第6圖係本創作電機轉子磁條之定位結構之第六種實施例 之平面不意圖。 第7圖爲先前技術，係轉繪自中華民國新型專利第Μ 2 5 9 3 9 0 號「馬達轉子改良」之分解狀態立體圖。 第7 a圖爲先前技術’係顯示第7圖馬達轉子之組合狀態剖 面示意圖。 B 【轉元件符號說明】 1 .......電機轉子 10......轉軸 2 0......磁芯 2 1……定位部 22 ......突出部 23 ......焊料槽 3〇……磁條 ~ 10 M289928 9 40... ...套 環 4 1... • . ·內 徑 42… ..·凹 部 43… …突 出 部 L 1… …Φ 心 線BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is an exploded perspective view showing the first embodiment of the positioning structure of the rotor magnetic strip of the present invention. Fig. 1a is a perspective view showing the combined state of the motor rotor of Fig. 1. Figure 1b shows the plane of the rotor of the motor in Figure 1a. Fig. 2 is an exploded perspective view showing the second embodiment of the positioning structure of the rotor magnetic strip of the present invention. M289928 The first and second graphs show the combined state A of the motor rotor in Fig. 2. Figure 2b shows the plane of the rotor of the motor in Figure 2: Figure. Fig. 3 is an exploded perspective view showing the second embodiment of the positioning structure of the rotor magnetic strip of the present invention. Fig. 3a is a perspective view showing the combined state of the motor rotor of Fig. 3. Fig. 4 is an exploded perspective view showing the fourth embodiment of the positioning structure of the rotor magnetic strip of the present invention. Fig. 4a is a perspective view showing the combined state of the motor rotor of Fig. 4. • Fig. 5 is a plan view showing a fifth embodiment of the positioning structure of the rotor magnetic strip of the present motor. Fig. 6 is a plan view showing the sixth embodiment of the positioning structure of the rotor magnetic strip of the present invention. Figure 7 is a perspective view of the prior art, which is an exploded view of the "Motor Rotor Improvement" of the new patent of the Republic of China No. 2 5 9 3 0 0. Fig. 7a is a schematic cross-sectional view showing the combined state of the motor rotor of Fig. 7 in the prior art. B [Description of the symbol of the component] 1.......Motor rotor 10...Rotary shaft 2 0...Magnetic core 2 1...Positioning part 22 ...Protruding part 23 ...... solder bath 3〇... magnetic strip ~ 10 M289928 9 40... collar 4 1... • . · inner diameter 42..... recessed part 43... protruding part L 1... ...Φ heart line