機(jī)械專(zhuān)業(yè)外文翻譯--手臂可調(diào)式捆包打結(jié)器

1、<p><b>　　1</b></p><p>　　Bale twine knotter with adjustable wiper</p><p>　　Background of the invention</p><p>　　This invention relates to twine knotters for hay or s

2、traw baling machines and more particularly to an improved wiper arm for such knotters.</p><p>　　In one conventional baler, the twine knotter includes a rotatably mounted billhook for forming a loop of twine

3、thereabout. On one side of the billhook is a wiper arm which has a pair of finers defining a fork for receiving and guiding twine used to tie a bale. On one side of the billhook is a knife riveted to the fork for cutting

4、 the twine after a loop in the twine has been formed around the billhook. A wiper is formed integrally with the fork of the arm and strips or wipers the loop of twine fo</p><p>　　Proper adjustment of the wip

5、er arm relative to the billhook is critical to the operation of the nkotter as the wiper must strip or wipe the twine loop from the billhook to complete the formation of the knot. Wiper arm adjustment is performed initia

6、lly at the point of manufacture and periodically thereafter when servicing the baler. It is accomplished by modeling or bending the arm in three areas with a special tool. By modeling, the wiper is centered with respect

7、to the heel of the billhook and </p><p>　　Accordingly, it is an object of this invention to provide a knotter with an improved wiper arm having a strong and rigid construction to maintain an accurate adjustm

8、en.</p><p>　　Another object of this invention is to provide a knotter with a wiper arm which has a wiper which is easily and accurately adjustable with respect to the billhook of the knotter.</p><

9、p>　　SUMMARY OF THE INVENTION </p><p>　　These and other objects of the invention are accomplished by knotter comprising a rotatably mounted billhook for forming a loop of twine thereabout and a wiper arm w

10、ith an improved adjustably mounted wiper for sliding a twine loop form the billhook while the twine end is retained in a jaw of the billhook to complete the formation of a weine knot. In one embodiment, the wiper has slo

11、ts formed teerein and is adjustably mounted on the arm and relative to the billhook by screws inserted through the </p><p><b>　　2</b></p><p>　　Brief description of the drawings</p

12、><p>　　FIG. 1 is a fragmentary perpective view of a twine knotter in accordance with a preferred embodiment of this invention.</p><p>　　FIG. 2 is an esploded view of a wiper arm of the kontter show

13、n in FIG.1</p><p>　　FIG. 3 is a view of the knotter of FIG.1 taken along line 3—3.</p><p>　　FIG. 4 is a fragmentary perspective view of a knotter wiper arm in accordance with a second embodiment

14、 of this invention.</p><p>　　FIG. 5--9 are fragmentary perspective views pf a knotter of FIG.1 showing progressive stages of knot tying.</p><p>　　Description of the preferred embodiments</p&g

15、t;<p>　　FIGS.1—3 show in fragmentary form a knotter 1 in accordance with the preferrde embodiment of this invention. Knotters of this general type are well knowen in the art and are widely used commercially, such

16、as in the John Deere 466 Series balers sole by John Deere Company, a corporation of Delaware. Such balers are used for the baling of hay or straw into a rectangular parallelpiped shaped bale.</p><p>　　Knotte

17、r 1 comprises a billhook 13 including (1) a center shaft 3on which billhook 13 is rotatably mounted in a knotter frame 5 and (2) a jaw 14 around which a loop of twine is formed as rotated and for retaining the twine end

18、during knot formation. On one said of billhook 13 a twine disk 15 and a twine holder 16 are provided for holding a segment of twine 19. On the opposite side and below billhook 13, a wiper arm 17 is provided.Wiper arm 17

19、(FIGS.1,2) includes a twine guiding fork 20 preferably</p><p>　　Wiper 21, preferably of case hardened steel, is platelike and has a pair of slots 33, 35 corresponding in spacing to the threaded apertures 29,

20、31 of boss 25. The profile of wiper 21 is conventional and has an arcuate recess or ledge 37. Wiper 21 is detachably mounted to fork 20 by a pair of screws 39,41 which pass through slots 33,35 and threadably engage apert

21、ues 29,31 so that fork 20 and wiper 21 are held tightly toghter. Wiper 21 is asjustable relative to fork 20 by moving wiper 21 back and f</p><p>　　Referring now to FIG. 3, wiper 21 is positioned closely to b

22、illhook 13 which ledge or recess 37 centered in relation to an outer surface or heel 43 of jaw 14. The maximum recommended clearance between a first portion 43 of jaw 14 and ledge 37 is 2.4.mm.. at the closest distance w

23、hich jaw portion 45 approaches during rotation of billhook 13 during the formation of a twine knot.</p><p>　　In contrast to the conventional integral wiper arm described in the Background of the Invention wh

24、ich requires modeling or bending of the wiper arm at positions corresponding to positions A,B and C shown in FIG. 2 in order to adjust the wiper with respect to the billhook for proper stripping of a twine loop from the

25、billhook, the present embodiment of the invention achieves alignment simply and easily by adjustment of wiper 21 by loosening of screws 39,41 and sliding platelike wiper 21 back and </p><p>　　In accordance w

26、ith the features of a second embodiment of this invention, FIG. 4 shows a vertex 51 of a wiper arm 53 identical to wiper arm 17 except for the portion shown and descrobed in FIG. 4. shows a vertex 51 of a wiper arm 53 id

27、entical to wiper arm 17 except for the portion shown and described in FIG. 4. Wper arm 53 portion shown and described in FIG. 4. Wper arm 53includes a wiper 55 having first and second portions 57, 59 joined together at a

28、 right angle.Wiper 55 is adjustably mounted t</p><p>　　The functionng of knotter 1 for tying twine around a bale of hay is conventional and will be described herein only briefly. Particular reference is made

29、 to FIG.1 and FIGS.5—9 which show the progressive stages of knot formation.</p><p>　　FIG.1 shows the condition when a needle 75 (showm in FIG.5) is threaded with twine 10 stored in a twine box (not shown) an

30、d from a prior cycle, one end of twine 19 is held in twine disk 15 by twine holder 16. Twine 19 is threaded through fork 20 between fingers 22,23 and ocer the top of bale 77. As bale 77 is formed and moves against twine

31、19,twine 19 is extended across the outer surface of bale 77 by pulling more twine from the twine box. As shown in FIG.5,when bale 77 reaches a predetermined l</p><p><b>　　1</b></p><p&g

32、t;　　手臂可調(diào)式捆包打結(jié)器</p><p><b>　　發(fā)明背景</b></p><p>　　這項(xiàng)捆繩打結(jié)器的發(fā)明和割草機(jī)有關(guān)，更特別的是為打結(jié)機(jī)器改良了手臂裝置。</p><p>　　傳統(tǒng)的打包機(jī)、捆繩打結(jié)器包括一個(gè)可旋轉(zhuǎn)地已安裝好的鉤鐮，用來(lái)形成一個(gè)纏繞線圈。鉤鐮的一邊是一個(gè)手柄臂，這個(gè)手柄臂有一對(duì)靈敏的叉子用來(lái)接放繩子捆包。在鉤鐮的另一

33、邊是一個(gè)和叉子固定在一起的執(zhí)長(zhǎng)刀，用來(lái)剪斷捆綁后在鉤鐮里面的線圈。一個(gè)手臂完整的形成是叉子臂和手臂線圈在鉤鐮外形成纏繞，最終放置在鉤鐮鉗口里。</p><p>　　適當(dāng)調(diào)整和鉤鐮相關(guān)的手柄臂來(lái)實(shí)現(xiàn)打包，手柄臂必須從鉤鐮里退掉打包線圈來(lái)完成一個(gè)打包循環(huán)。手柄臂的調(diào)節(jié)主要表現(xiàn)在最初的加工制造和打包后周期性的定時(shí)維修。它的完成是通過(guò)建模或者用一種特殊的工具進(jìn)行三個(gè)區(qū)域的手臂彎曲。通過(guò)建模，手柄臂被置于鉤鐮的跟部的中心，

34、調(diào)整后就會(huì)出現(xiàn)清晰的鉤鐮鉗口。正式因?yàn)檫@個(gè)原因，手柄臂被定為相對(duì)嚴(yán)格不能彎曲為了可以適當(dāng)?shù)恼{(diào)整并且保持，然而適當(dāng)?shù)膹澢诳烧{(diào)節(jié)范圍內(nèi)是允許的。在近幾年來(lái)，更粗的打包繩子應(yīng)用于這種打包機(jī)來(lái)捆綁高強(qiáng)度的大包。這種改變以手柄臂在運(yùn)行過(guò)程中提供更高的強(qiáng)度為條件的，因此適當(dāng)調(diào)節(jié)來(lái)保持手柄臂就變得更難了，然而，使手柄臂的撓性更高就可以完成主要的調(diào)節(jié)。</p><p>　　照此，這項(xiàng)發(fā)明的目標(biāo)就是提供一種打包機(jī)能夠提高手柄臂的

35、強(qiáng)度并且可以保持手柄臂調(diào)節(jié)的精確度。</p><p>　　這項(xiàng)發(fā)明的另一個(gè)目標(biāo)是提供一個(gè)容易并且精確調(diào)節(jié)的手柄臂給打結(jié)機(jī)。</p><p><b>　　總結(jié)的發(fā)明</b></p><p>　　這些和其他物體的發(fā)明是由knotter包括安裝執(zhí)長(zhǎng)刀(rotatably形成回路及雨刮器臂纏繞在其附近adjustably刮了滑動(dòng)一個(gè)麻繩安裝時(shí)形成的執(zhí)長(zhǎng)

36、刀(回路中保留最終麻繩下顎執(zhí)長(zhǎng)刀(形成一套完整的weine打結(jié)。在一個(gè)化身,鋁槽,形成具有teerein adjustably安裝到機(jī)架和相對(duì)的執(zhí)長(zhǎng)刀(用螺絲插入通過(guò)槽和thereadably安裝的手臂。在第二個(gè)表現(xiàn)、刮雨器第一和第二部分有一起參加直角,asjustably安裝相對(duì)的手臂和對(duì)執(zhí)長(zhǎng)刀(由插入的knotter之間的shims第二部分雨刮器、手臂。想的手臂較嚴(yán)格的刮不屈以便適當(dāng)調(diào)整,還能維持足夠bendable允許初始adju

37、stmen。同樣,最近幾年,強(qiáng)大的纏繞正被用于等5個(gè)系包密度高。這種變化的手臂,更高的力量在刮操作從而使它更難以保持手臂在適當(dāng)?shù)腶djustmen,同時(shí),使手臂足夠的靈活性,允許初始的調(diào)整。</p><p><b>　　對(duì)發(fā)明的總結(jié)</b></p><p>　　這項(xiàng)發(fā)明是通過(guò)打結(jié)器包括已放置好的執(zhí)長(zhǎng)刀和用來(lái)形成打包線圈的鉤鐮來(lái)完成的，一個(gè)手柄臂有一個(gè)改良后可調(diào)節(jié)的手柄

38、，用來(lái)滑行在鉤鐮里形成線圈，當(dāng)線圈末端停留在鉤鐮鉗口里時(shí)就完成了一個(gè)打包循環(huán)。具體的一點(diǎn)是，手柄跟蹤形成纏繞，已放置的一個(gè)手柄臂的調(diào)節(jié)和鉤鐮是相關(guān)的通過(guò)在槽內(nèi)放置螺絲釘和在手柄里形成纏繞。具體額第二點(diǎn)是，手柄有主次兩部分在一個(gè)正確的角度內(nèi)結(jié)合在一起，這種調(diào)節(jié)相對(duì)于手柄和鉤鐮是通過(guò)嵌入和移動(dòng)兩部分手柄和手臂之間的薄墊片來(lái)實(shí)現(xiàn)的。</p><p><b>　　2</b></p>&

39、lt;p><b>　　簡(jiǎn)潔的圖形描述</b></p><p>　　圖1是一種部分圖和打包機(jī)的具體發(fā)明圖是一致的</p><p>　　圖2是一個(gè)短臂角度的打包機(jī)圖片圖1已經(jīng)給出</p><p>　　圖3是一個(gè)圖1的到3-3線打包機(jī)圖。</p><p>　　圖4是打包機(jī)的部分圖和具體第一點(diǎn)相一致。</p>

40、<p>　　圖5 – 9是打包機(jī)的部分圖顯示了圖1打結(jié)機(jī)漸進(jìn)式階段的打結(jié)過(guò)程。</p><p><b>　　具體表現(xiàn)的描述　</b></p><p>　　圖1-3顯示了打包機(jī)一部分到完整的具體發(fā)明。普通打包機(jī)廣泛應(yīng)用于建筑和商業(yè)領(lǐng)域,如在約翰·迪雷466系列打包機(jī)就和迪爾公司的股份有限公司合作。這種打包機(jī)應(yīng)用與割草機(jī)成直角平行的打包。</p

41、><p>　　打包機(jī)1 由鋒利鉤鐮13包括:(1) 可旋轉(zhuǎn)式執(zhí)長(zhǎng)刀中心軸在打結(jié)機(jī)框架內(nèi)，線圈在鉗口內(nèi)形成纏繞在打結(jié)形成時(shí)保留線尾。鉤鐮的一邊是纏繞盤(pán)并且有一個(gè)纏繞的固定器提供纏繞線。在另一邊鉤鐮下邊每一個(gè)手柄臂提供手柄包括打包導(dǎo)向叉，鑄鐵刀片固定在叉子上來(lái)剪短打結(jié)線，手柄用來(lái)移動(dòng)鉤鐮上的打結(jié)線圈。叉子包括一對(duì)靈敏的指狀物用來(lái)接收和導(dǎo)向，在最高點(diǎn)時(shí)兩個(gè)指狀物結(jié)合在一起。叉子的形成可以通過(guò)鑄造因此是強(qiáng)度很大的。</

42、p><p>　　手柄，更適合用硬化鋼制成，是有一對(duì)狹槽的金屬板，在線穿入的地方有相應(yīng)的孔。手柄的側(cè)面是凹進(jìn)去的。手柄和叉子若是被一對(duì)螺絲釘固定，這樣就不可以任意通過(guò)狹槽，因此手柄和叉子被緊緊的固定在一起。手柄相對(duì)于叉子是可調(diào)節(jié)的，通過(guò)向后和想外移動(dòng)手柄在平行的方向來(lái)調(diào)節(jié)，在一定方向內(nèi)的平行伸長(zhǎng)，螺絲釘就會(huì)變松。</p><p>　　參照?qǐng)D3，手柄放置的位置和鉤鐮凹進(jìn)去的中心在外表和鉗口都是對(duì)應(yīng)

43、的。在第一部分最大的鉗口是清晰可見(jiàn)的，在最近的距離內(nèi)鉗口部分通過(guò)旋轉(zhuǎn)鉗口來(lái)接近形成的結(jié)。</p><p>　　相對(duì)于傳統(tǒng)完整的打結(jié)機(jī)手柄臂的在發(fā)明背景上的描述，需要建?；驈澢氖直墼谙鄳?yīng)的位置A,B和C，如圖2為了調(diào)節(jié)手柄就從鉤鐮上合適的位置拆模來(lái)形成纏繞線圈，目前的發(fā)明獲得了簡(jiǎn)單易行的調(diào)節(jié)通過(guò)松動(dòng)螺絲釘和向后向外傾斜金屬板。這樣就需要手柄和叉子可以變形應(yīng)用。</p><p>　　和發(fā)明

44、的第二個(gè)具體表現(xiàn)相一致，如圖4，除了展示了手柄臂在最高點(diǎn)的圖形外，同樣還有手柄臂部分的展示和描述在圖4中。在圖4中手柄臂的部分展示包括手柄的主次部分，在適當(dāng)?shù)慕嵌壤镞B接在一起，手柄上可調(diào)節(jié)的執(zhí)長(zhǎng)刀表面的最高點(diǎn)是通過(guò)附件手段實(shí)現(xiàn)的，這里展示的是作為一對(duì)螺釘嵌入孔內(nèi)通過(guò)手柄和頂端。調(diào)節(jié)手柄的高度高于表面是通過(guò)嵌入和移動(dòng)薄墊片手段完成的。薄墊片在這里展示的是墊圈形式。</p><p>　　打結(jié)機(jī)的功能是用來(lái)纏繞包裹通常

45、簡(jiǎn)要的描述成這樣。特涉及的參照?qǐng)D1和圖5到圖9展示了打結(jié)的循序漸進(jìn)過(guò)程。</p><p>　　圖1展示了針穿過(guò)線貯藏在纏繞箱形成預(yù)先循環(huán)的條件，線的一端通過(guò)纏繞器在纏繞盤(pán)上。線穿過(guò)叉子在指狀物和大包的上部。作為包裹的形成和移動(dòng)是和纏繞方向相反的，線延伸到包裹的表面外通過(guò)拉去更多的線進(jìn)入纏繞箱。在圖5中展示，當(dāng)包裹達(dá)到預(yù)先設(shè)定的長(zhǎng)度，一個(gè)測(cè)量輪子使打結(jié)機(jī)活動(dòng)，針從下面穿過(guò)第二個(gè)纏繞線拖動(dòng)包裹的尾部，通過(guò)叉子穿過(guò)鉤鐮