M413696 五、新型說明： 【新型所屬之技術領域】 [0001] 本新型係有關一種四針六線縫紉機的調整式送布齒，尤 指一種於四針六線缝紉機車縫兩塊布料時進行送布的調 整式送布齒。 【先前技術】 [0002] 隨著經濟水準提高，使得外表穿著合宜逐漸受到重視， 造成人們崇尚流行與時尚；因此，紡織工業技術成熟及 材料科技之發展，配合服裝設計師多樣複雜之設計，當 然車缝方法亦必須跟著進步。 [0003] 一般四針六線縫紉機在進行車縫作業時，主要是透過前 送布齒與後送布齒推送布料，且織針連動紗線上下往復 運動，逐漸完成車缝作業，而前述的送布齒結構可參見 「圖1」所示，其中，前送布齒51設置於一第一作動臂50 上，而後送布齒61設置於一第二作動臂60上，該前送布 齒51與該後送布齒61係分別受該第一作動臂50與該第二 作動臂60以不同的作動時序驅動，因此，在車縫兩塊布 料時，可將兩塊布料前後拉伸，如此一來，車縫後布料 才能達到平整而無波浪狀。但是，當兩塊布料厚度不同 時，如「圖2」所示，兩塊布料在前、後送布齒51、61上 勢必一邊高一邊低，造成兩塊布料前進的速度不同，而 大大影響車縫的品質。 [0004] 另外，請再參閲中華民國第M401019號專利案所示，該專 利案揭露一種缝鲂機之雙差動獨立送布機構的送布齒結 構，尤指該送布機構中之第二送布齒的前、後送布齒段 表單編號A0101 第4頁/共16頁 底緣，係分別突設有固定片，並穿設有調整孔，以藉固 定螺絲穿經該調整扎後，鎖接於該第二桿臂之側壁，使 該第二送布齒之前、後端皆受固定螺絲之固定及支撐， 因而使該前、後送布齒段各自受到堅固地支撐，以避免 縱長之第二送布齒因長期受壓，發生疲勞而產生變形或 斷裂者。但是，該專利案僅能提供兩塊布料以相同速度 推送而進行車縫，前、後送布齒分別設置在同一桿臂上 ，同時受此桿臂驅動，車縫後布料容易產生波浪或皺摺 ，影響衣物的美觀。 [0005] 由此可見，目前應用於四針六線縫紉機上的送布齒結構 都無法提供較佳的車縫品質，實有改進的必要。 【新型内容】 [0006] 本新型的主要目的，在於改善上述缺失，兩塊布料車縫 後不但可達到平整，更可以相同速度穩定地車縫。 [0007] 為達上述目的，本新型提出一種四針六線縫紉機的調整 式送布齒，該縫紉機具有並排設置的一第一作動臂及一 第二作動臂，該第一作動臂與該第二作動臂分別設有一 前送布單元與一後送布單元，以推動布料進行車縫，其 中，該前送布單元具有一可上下移動地接設於該第一作 動臂的第一送布齒，以及一可上下移動地接設於該第一 送布齒的第二送布齒，而該後送布單元則具有一可上下 移動地接設於該第二作動臂的第三送布齒，以及一可上 下移動地接設於該第三送布齒的第四送布齒，藉該第一 、第二、第三、第四送布齒上下移動，以調整該前、後 送布單元前後左右的高度。 表單編號A0101 第5頁/共16頁 [0008] 透過上述技術方案，使核财但可提高車縫作業的效 率，更增加車縫後布料的美觀度。 【實施方式】 [0009] [0010] ’現就配合圖式說明 有關本新型之詳細說明及技術内容 如下： 請參閲13」所示’本新型係為—種四針六線縫初機的 調整式送布齒’該肋機具有並排設置的__第一作動臂 1〇及一第二作料20，該第―作動臂1G與該第二作動臂 2〇分別設有-前送布單元3G與—後送布單元4()，透過該 第一作動臂10與該第三作動㈣分別帶動該前送布單元 30與該後送布單元4〇，以推動布料進行車縫。 刚請配合「圖4」所^該料布單元3G具有—第—送布齒 31與一第二送布齒32，該第一作動臂1〇與該第一送布齒 31刀別设有-第-結合槽u與—第__結合塊3ιι，令該第 一送布齒31藉該第-結合塊311於該第_結合槽u上下移 動，且該第-結合槽11與該第一結合塊311相應設有一結 合孔12與一長形孔312，並以一螺絲33穿設鎖固。而該第 一送布齒31與該第二送布齒32分別設有一第二結合槽313 與一第二結合塊321，令該第二送布齒32藉該第二結合塊 321於s亥第二結合槽313上下移動，且該第二結合槽313 與5亥第一結合塊3 21相應設有一結合孔314與一長形孔 322 ’並以一螺絲34穿設鎖固》 [0012]另外，請配合「圖5」所示，該第二作動臂2〇與該第三送 布齒41分別設有一第三結合塊21與一第三結合槽411，令 s玄第二送布齒41以該第三結合槽411於該第三結合塊21上 表單編號A0101 第6頁/共丨6頁 下移動，且該第三結合塊21與該第三結合槽411相應設有 一結合孔22與一長形孔412，並以一螺絲43穿設鎖固。而 該第三送布齒41與該第四送布齒42分別設有一第四結合 槽413與一第四結合塊421，令該第四送布齒42藉該第四 結合塊421於該第四結合槽413上下移動，且該第四結合 槽413與該第四結合塊421相應設有一結合孔414與一長 形孔422，並以一螺絲44穿設鎖固。 [0013] 本新型透過該第一送布齒31、第二送布齒32、第三送布 齒41與第四送布齒42分別可上下移動，以調整該前送布 單元30與該後送布單元40前後左右的高度，因此在併縫 兩塊布料時，可根據布料的厚度調整前送布單元30與後 送布單元40左右的高度；如「圖6」所示，當兩塊布料的 厚度不同時，可將該第一送布齒31、第二送布齒32(本圖 未示）、第三送布齒41與第四送布齒42設定為一側較高而 另一側較低，使兩塊布料以相同的速度車縫，再者，亦 可分別驅動上述前送布單元30與後送布單元40，使車縫 後的布料平整而無波浪或皺摺。 [0014] 綜上所述，本新型主要是將前送布單元30與後送布單元 40分別設計為兩個送布齒，其中，該前送布單元30具有 一可上下移動地接設於該第一作動臂10的第一送布齒31 ，以及一可上下移動地接設於該第一送布齒31的第二送 布齒32，而該後送布單元40則具有一可上下移動地接設 於該第二作動臂20的第三送布齒41，以及一可上下移動 地接設於該第三送布齒41的第四送布齒42，車縫作業時 ，除了可透過前送布單元30與後送布單元40分別驅動， 表單编號A0101 第7頁/共16頁 M413696 [0015] [0016] [0017] [0018] [0019] [0020] [0021] [0022] [0023] [0024] [0025] [0026] 第三結合塊 表單編號A0101 而達到布料平整的效果，更可依據車縫作業的需求，例 如兩塊欲拼縫的布料其厚度的不同或材質的不同，而調 整該第一、第二、第三、第四送布齒31、32、41、42的 位置，進而控制該前送布單元30與該後送布單元40前後 左右的高度，使兩塊布料得以平順且穩定的車縫，藉此 提高車縫作業的效率，更增加車縫後布料的美觀。 上述僅為本新型的較佳實施例而已，並非用來限定本新 型之實施範圍，即凡依本新型申請專利範圍之内容所為 的等效變化與修飾，皆應為本新型之技術範疇。 【圖式簡單說明】 圖1，係為習知技術的送布齒結構示意圖。 圖2，係為習知技術的車縫狀態示意圖。 圖3，係為本新型的結構分解示意圖。 圖4，係為本新型的前送布單元剖面示意圖。 圖5，係為本新型的後送布單元剖面示意圖。 圖6，係為本新型的車縫狀態示意圖。 【主要元件符號說明】 10 ..............第一作動臂 11 ..............第一結合槽 12 ..............結合孔 20 ..............第二作動臂 21 第8頁/共16頁 M413696M413696 V. New description: [New technical field] [0001] The present invention relates to an adjustable feed tooth of a four-needle six-wire sewing machine, especially when a four-needle six-wire sewing machine sewn two pieces of fabric. Adjustable feed teeth of the cloth. [Prior Art] [0002] With the improvement of economic standards, the appearance of wear is gradually taken seriously, causing people to advocate fashion and fashion; therefore, the textile industry technology maturity and the development of materials technology, coupled with the diverse and complex design of fashion designers, of course The sewing method must also be improved. [0003] Generally, when a four-needle six-wire sewing machine performs a sewing operation, the cloth is mainly pushed through the front feed tooth and the rear feed cloth, and the knitting needle interlocks the yarn to reciprocate up and down, and gradually completes the sewing operation, and the aforementioned The feed dog structure can be seen in FIG. 1 , wherein the front feed dog 51 is disposed on a first actuating arm 50 , and the rear feed tooth 61 is disposed on a second actuating arm 60 . The rear feed dog 61 is driven by the first actuating arm 50 and the second actuating arm 60 at different timings. Therefore, when the two pieces of fabric are sewn together, the two pieces of fabric can be stretched back and forth. In this way, the fabric can be flattened without wavy after sewing. However, when the thickness of the two pieces of cloth is different, as shown in Fig. 2, the two pieces of cloth on the front and rear feed teeth 51, 61 are bound to be high on one side and low on the side, causing the speed of the two pieces of cloth to advance differently, which greatly affects The quality of the sewing. [0004] In addition, please refer to the Patent No. M401019 of the Republic of China, which discloses a feed tooth structure of a double differential independent feeding mechanism of a slitting machine, especially the first in the feeding mechanism. The front and rear feed segment of the two-feed tooth form No. A0101 Page 4/16 pages bottom edge, respectively, a fixing piece is protruded, and an adjustment hole is inserted through the fixing screw to pass through the adjustment Locked to the side wall of the second lever arm, the front and rear ends of the second feed dog are fixed and supported by the fixing screws, so that the front and rear feed segments are respectively strongly supported to avoid The second feed dog of the longitudinal length is deformed due to prolonged compression, and is deformed or broken. However, the patent can only provide two pieces of fabric to be pushed at the same speed for sewing, and the front and rear feed teeth are respectively disposed on the same arm, and driven by the lever arm, the cloth is prone to wave or wrinkle after sewing. Folding, affecting the beauty of the clothes. [0005] It can be seen that the feed tooth structure currently applied to the four-needle six-wire sewing machine cannot provide better sewing quality, and there is a need for improvement. [New Content] [0006] The main purpose of this new type is to improve the above-mentioned defects. After the two pieces of fabric are sewn, not only can they be flattened, but also the seams can be stably stabilized at the same speed. [0007] In order to achieve the above object, the present invention provides an adjustable feed dog of a four-needle six-wire sewing machine, the sewing machine having a first actuating arm and a second actuating arm disposed side by side, the first actuating arm and the first The two actuating arms are respectively provided with a front feeding unit and a rear feeding unit for pushing the cloth to perform the sewing. The front feeding unit has a first feeding unit which is vertically movable and connected to the first operating arm. a second feed dog that is connected to the first feed dog and that is movable up and down, and the rear feed unit has a third feed that is vertically movable to the second actuating arm a tooth, and a fourth feed tooth that is movably connected to the third feed tooth, and moves the first, second, third, and fourth feed teeth up and down to adjust the front and rear feeds The height of the cloth unit before and after. Form No. A0101 Page 5 of 16 [0008] Through the above technical solutions, the nuclear wealth can improve the efficiency of the sewing operation and increase the aesthetics of the fabric after sewing. [Embodiment] [0009] [0010] 'The detailed description and technical contents related to the present invention are as follows: Please refer to the description of 13". This new type is a four-needle six-thread seam initial machine. Adjusting feed dog' rib machine has __first actuating arm 1〇 and a second material 20 arranged side by side, and the first actuating arm 1G and the second actuating arm 2〇 are respectively provided with a front feed unit The 3G and the rear feed unit 4 () drive the front feed unit 30 and the rear feed unit 4 透过 through the first actuating arm 10 and the third act (4) respectively to push the cloth to perform sewing. Just as shown in FIG. 4, the cloth unit 3G has a first feed dog 31 and a second feed tooth 32. The first actuating arm 1〇 and the first feed tooth 31 are provided. - the first coupling groove u and the - __ binding block 3 ι, such that the first feed dog 31 is moved up and down by the first coupling block 311 in the first coupling groove u, and the first coupling groove 11 and the first A coupling block 311 is correspondingly provided with a coupling hole 12 and an elongated hole 312, and is locked by a screw 33. The second feed dog 31 and the second feed dog 32 are respectively provided with a second coupling groove 313 and a second coupling block 321 , so that the second feed tooth 32 is borrowed from the second bonding block 321 The second coupling groove 313 is moved up and down, and the second coupling groove 313 and the first coupling block 321 are respectively provided with a coupling hole 314 and an elongated hole 322 ′ and are locked by a screw 34. [0012] In addition, as shown in FIG. 5, the second actuator arm 2 and the third feed dog 41 are respectively provided with a third coupling block 21 and a third coupling slot 411, so that the second transmission tooth is s The third coupling groove 411 is moved on the third bonding block 21 under the form number A0101, and the third bonding block 21 and the third coupling groove 411 are respectively provided with a coupling hole 22 . And an elongated hole 412, and a screw 43 is inserted and locked. The fourth feed tooth 41 and the fourth feed tooth 42 are respectively provided with a fourth joint groove 413 and a fourth joint block 421, so that the fourth feed tooth 42 is attached to the fourth joint block 421. The fourth coupling groove 413 is moved up and down, and the fourth coupling groove 413 and the fourth coupling block 421 are respectively provided with a coupling hole 414 and an elongated hole 422, and are locked by a screw 44. [0013] The present invention can move up and down through the first feed dog 31, the second feed dog 32, the third feed dog 41 and the fourth feed tooth 42 to adjust the front feed unit 30 and the rear. The height of the front and rear of the feed unit 40 is different. Therefore, when the two pieces of fabric are seamed, the heights of the front feed unit 30 and the rear feed unit 40 can be adjusted according to the thickness of the cloth; as shown in FIG. When the thickness of the cloth is different, the first feed dog 31, the second feed dog 32 (not shown), the third feed dog 41, and the fourth feed dog 42 may be set to one side higher and the other The one side is lower, and the two pieces of fabric are sewn at the same speed. Further, the front feed unit 30 and the rear feed unit 40 can be driven separately to make the cloth after the sewing smooth without waves or wrinkles. [0014] In summary, the present invention mainly designs the front feed unit 30 and the rear feed unit 40 as two feed teeth, wherein the front feed unit 30 has a vertically movable connection a first feed dog 31 of the first actuating arm 10 and a second feed tooth 32 that is vertically movable to the first feed dog 31, and the rear feed unit 40 has a top feedable tooth The third feed dog 41 that is movably connected to the second actuator arm 20 and the fourth feed dog 42 that is movably moved up and down to the third feed dog 41, in addition to the sewing operation Driven by the front feed unit 30 and the rear feed unit 40, form number A0101, page 7 / total 16 pages M413696 [0016] [0018] [0019] [0020] [0021] [0022 [0025] [0025] [0026] The third combination block form number A0101 achieves the effect of the flatness of the cloth, and can also be based on the needs of the sewing work, for example, the thickness or material of the two pieces of the fabric to be sewn. Differentiating, adjusting the positions of the first, second, third, and fourth feed teeth 31, 32, 41, 42 to control the front feed unit 30 and the The rear left and right heights of the rear feed unit 40 enable smooth and stable sewing of the two fabrics, thereby improving the efficiency of the sewing operation and increasing the appearance of the fabric after the sewing. The above are only the preferred embodiments of the present invention, and are not intended to limit the scope of implementation of the novel embodiments, that is, equivalent changes and modifications in the context of the scope of the present patent application should be the technical scope of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a schematic view showing the structure of a feed dog of the prior art. Figure 2 is a schematic view of the state of the sewn seam of the prior art. Figure 3 is a schematic exploded view of the structure of the present invention. Figure 4 is a schematic cross-sectional view of the front feed unit of the present invention. Figure 5 is a schematic cross-sectional view of the rear feed unit of the present invention. Figure 6 is a schematic view of the sewing state of the present invention. [Main component symbol description] 10 .............. First actuator arm 11 .............. First coupling slot 12 ..... ......... Combined hole 20 ..............Second actuating arm 21 Page 8 of 16 M413696
[0027] 22........ [0028] 30........ ......前送布單元 [0029] 31........ ......第一送布齒 [0030] 311....... [0031] 312....... ......長形孔 [0032] 313....... ......第二結合槽 [0033] 314....... ......結合孔 [0034] 32........ ......第二送布齒 [0035] 321....... ......第二結合塊 [0036] 322 ....... ......長形孔 [0037] 33、34...... ......螺絲 [0038] 40........ ......後送布單元 [0039] 41........ ......第三送布齒 [0040] 411....... [0041] 412....... [0042] 413....... ......第四結合槽 [0043] 414....... [0044] 42........ ......第四送布齒 [0045] 421....... ......第四結合塊 [0046] 422 ....... ......長形孔 表單編號A0101 第9頁/共16頁 M413696 [0047] 43 ' 44 ...... ......螺絲 [0048] 50........ ......第一作動臂 [0049] 51........ ......前送布齒 [0050] 60........ ......第二作動臂 [0051] 61........ ......後送布齒 表單編號A0101 第10頁/共16頁[0027] 22........ [0028] 30.............. front feed unit [0029] 31........ .... ..first feed tooth [0030] 311....... [0031] 312.............long hole [0032] 313....... ..... second joint groove [0033] 314.............bond hole [0034] 32..............second feed Teeth [0035] 321.............Second Binding Block [0036] 322 .............Long Hole [0037] 33, 34.. .... ......screw [0038] 40........ ......post feed unit [0039] 41........ ..... .Third feed tooth [0040] 411....... [0041] 412....... [0042] 413.............4th joint groove [ 0043] 414....... [0044] 42..............4th feed tooth [0045] 421............. Fourth binding block [0046] 422 ............. Long hole form number A0101 Page 9 / Total 16 pages M413696 [0047] 43 ' 44 ......... ...screw [0048] 50..............first actuating arm [0049] 51.............. front feed tooth [0050] ] 60........ ......Second Acting Arm [0051] 61..............Post Feeding Form No. A0101 Page 10 / Total 16 pages