CN205662696U - Upper and lower synchronous pay -off hemming machine feeding mechanism - Google Patents
Upper and lower synchronous pay -off hemming machine feeding mechanism Download PDFInfo
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Abstract
一种上下同步送料包缝机送料机构，包括上差动送料牙机构、驱动上差动送料牙机构前后移动的前后移动机构、驱动上差动送料牙机构上下移动的上下移动机构和调节驱动上差动送料牙机构压力的压力调节机构；所述驱动上差动送料牙机构包括上送布架、与上送布架一端连接的上送布牙、第一导向件和第二导向件，所述前后移动机构包括前后轴，所述上下移动机构包括上下轴，所述上送布架的另一端通过第一曲柄与前后轴连接，所述第一导向件的一侧与上下轴连接，另一侧设有导槽，所述导槽套在上送布架的侧面，所述第二导向件的一端穿过设置在上送布架上的通孔，另一端通过第二曲柄与上下轴连接。设置了压力调节机构，可根据布料的厚薄来调节上送布牙的压力大小。
A feeding mechanism for a synchronous upper and lower feeding overlock sewing machine includes an upper differential feed dog mechanism, a forward and backward moving mechanism for driving the upper differential feed dog mechanism to move forward and backward, an up and down moving mechanism for driving the upper differential feed dog mechanism to move up and down, and a pressure regulating mechanism for adjusting the pressure of the upper differential feed dog mechanism. The upper differential feed dog mechanism includes an upper fabric feeding frame, an upper feed dog connected to one end of the upper fabric feeding frame, a first guide member, and a second guide member. The forward and backward moving mechanism includes a front and rear shaft, and the up and down moving mechanism includes an upper and lower shaft. The other end of the upper fabric feeding frame is connected to the front and rear shafts via a first crank. One side of the first guide member is connected to the upper and lower shafts, and the other side has a guide groove fitted onto the side of the upper fabric feeding frame. One end of the second guide member passes through a through hole in the upper fabric feeding frame, and the other end is connected to the upper and lower shafts via a second crank. A pressure regulating mechanism is provided to adjust the pressure of the upper feed dog according to the thickness of the fabric.
Description
技术领域technical field
本实用新型涉及缝纫机，尤其是一种上下同步送料包缝机送料机构。The utility model relates to a sewing machine, in particular to a feeding mechanism of an overlock sewing machine with upper and lower synchronous feeding.
背景技术Background technique
传统958包缝机无上下差动送料牙，在缝制一些特殊面料如厚料，高弹，起滑面料时会产生上下面料长短不一。为改进现有技术的缺陷，出现一种能够调节送布量的包缝机，如中国专利公开号为203639673一种包缝缝纫机的上送布量调节机构，其能够根据被缝制物、缝制条件容易地对包缝缝纫机的上送布量进行变更调节且实现了操作性的提高。在缝纫机框架(18) 的外部设有用于调节上送布牙(16) 的前后量的前后量调节杆(40) 和用于调节上送布牙(16) 的上下量的上下量调节杆(50)。另外，在缝纫机框架(18) 的外部设有附记有与前后量的大小对应的刻度的前后量调节刻度板(41) 和附记有与上下量的大小对应的刻度的上下量调节刻度板(51)。所述前后量调节杆(40) 的前端配置为在前后方向上移动，所述上下量调节杆(50) 的前端配置为在上下方向上移动。该种送布调节机构不够稳定。The traditional 958 overlock sewing machine has no upper and lower differential feed teeth. When sewing some special materials such as thick materials, high elastic and slippery materials, the length of the upper and lower materials will be different. In order to improve the defects of the prior art, there is an overlock sewing machine capable of adjusting the amount of cloth feeding, such as the Chinese patent publication No. 203639673, an upper cloth feeding amount adjustment mechanism of an overlock sewing machine, which can adjust the amount of cloth according to the sewing object, sewing It is easy to change and adjust the upper feed amount of the overlock sewing machine according to the control conditions and realize the improvement of operability. On the outside of the sewing machine frame (18), there are front and rear adjustment levers (40) for adjusting the front and rear distances of the top feed dogs (16) and vertical distance adjustment levers ( 50). In addition, on the outside of the sewing machine frame (18), there are provided the front and rear adjustment scale plate (41) with scales corresponding to the front and rear amounts and the vertical adjustment scale plate with scales corresponding to the up and down amounts. (51). The front end of the front-back adjustment rod (40) is arranged to move in the front-back direction, and the front end of the up-down amount adjustment rod (50) is arranged to move in the up-down direction. This kind of feeding adjustment mechanism is not stable enough.
发明内容Contents of the invention
本实用新型所要解决的技术问题是提供一种上下同步送料包缝机送料机构，具有压力调节机构，能够适应不同厚度的布料输送，稳定可靠。The technical problem to be solved by the utility model is to provide a feeding mechanism of an up and down synchronous feeding overlock sewing machine, which has a pressure regulating mechanism, can adapt to the feeding of cloth with different thicknesses, and is stable and reliable.
为解决上述技术问题，本实用新型的技术方案是：一种上下同步送料包缝机送料机构，包括上差动送料牙机构、驱动上差动送料牙机构前后移动的前后移动机构、驱动上差动送料牙机构上下移动的上下移动机构和调节驱动上差动送料牙机构压力的压力调节机构；所述驱动上差动送料牙机构包括上送布架、与上送布架一端连接的上送布牙、第一导向件和第二导向件，所述前后移动机构包括前后轴，所述上下移动机构包括上下轴，所述上送布架的另一端通过第一曲柄与前后轴连接，所述第一导向件的一侧与上下轴连接，另一侧设有导槽，所述导槽套在上送布架的侧面，所述第二导向件的一端穿过设置在上送布架上的通孔，另一端通过第二曲柄与上下轴连接。In order to solve the above technical problems, the technical solution of the utility model is: a feeding mechanism of an up and down synchronous feeding overlock sewing machine, including an upper differential feeding tooth mechanism, a front and rear moving mechanism that drives the upper differential feeding tooth mechanism to move back and forth, and a driving upper differential The up and down movement mechanism of the dynamic feed dog mechanism and the pressure adjustment mechanism for adjusting the pressure of the driving upper differential feed dog mechanism; Cloth teeth, first guide and second guide, the front and rear movement mechanism includes front and rear shafts, the up and down movement mechanism includes up and down shafts, the other end of the upper cloth feeding frame is connected with the front and rear shafts through the first crank, so One side of the first guide is connected with the upper and lower shafts, and the other side is provided with a guide groove, the guide groove is set on the side of the upper cloth feed frame, and one end of the second guide member passes through the upper cloth feed frame The through hole on the top, the other end is connected with the upper and lower shafts by the second crank.
本实用新型工作原理：本实用新型通过前后移动机构和上下移动机构来调节上送布牙的前后行程和上下行程，这样就可以保证上牙与下牙同步进行；加入了第一导向件和第二导向件，在驱动上送布架前后和上下移动时，使上送布架和上送布牙的移动更稳定可靠；另外，设置了压力调节机构，可根据布料的厚薄来调节上送布牙的压力大小。The working principle of the utility model: the utility model adjusts the front and rear strokes and up and down strokes of the upper feeding teeth through the forward and backward moving mechanism and the up and down moving mechanism, so as to ensure that the upper teeth and the lower teeth are carried out synchronously; adding the first guide and the second The second guide piece, when driving the upper cloth feed frame to move back and forth and up and down, makes the movement of the upper cloth feed frame and the upper cloth feed dog more stable and reliable; in addition, a pressure adjustment mechanism is set to adjust the upper cloth feed according to the thickness of the cloth tooth pressure.
作为改进，所述前后移动机构还包括叉形杆、滑块、第三曲柄、连接轴、第四曲柄、第一连杆和前后量调节机构，所述第三曲柄上设有弧形滑槽，所述叉形杆的一端与前后轴连接，另一端设有U形槽，销轴的一端伸入所述U形槽内，另一端与滑块连接，所述滑块设于所述弧形滑槽内，所述第三曲柄的根部与连接轴连接，所述第四曲柄的根部与连接轴连接，第四曲柄的连接部与第一连杆的一端枢接，第一连杆的另一端与送料主轴连接；所述前后量调节机构包括连接板、调节板、调节杆、第一调节螺母和第二调节螺母；所述调节板的上端部设有弧形限位槽，连接板位于调节板的内侧，所述前后轴的端部与连接板的一端连接，所述第二调节螺母位于调节板的外侧且与螺栓连接，所述螺栓穿过弧形限位槽后与连接板的另一端连接，所述调节板上与弧形限位槽的下方设有长条形槽，所述第一调节螺母位于调节板的外侧且与凸柱连接，所述凸柱穿过所述长条形槽并伸出调节板的内侧形成止挡台，所述第一调节螺母侧面设有螺纹孔，所述调节杆穿过所述螺纹孔并枢接在调节板的外侧。As an improvement, the front and rear moving mechanism also includes a fork bar, a slider, a third crank, a connecting shaft, a fourth crank, a first connecting rod, and a front and rear adjustment mechanism, and an arc-shaped chute is provided on the third crank , one end of the fork rod is connected to the front and rear shafts, the other end is provided with a U-shaped groove, one end of the pin shaft extends into the U-shaped groove, and the other end is connected to the slider, and the slider is located on the arc In the shaped chute, the root of the third crank is connected to the connecting shaft, the root of the fourth crank is connected to the connecting shaft, the connecting part of the fourth crank is pivotally connected to one end of the first connecting rod, and the connecting part of the first connecting rod The other end is connected with the feeding spindle; the front and rear adjustment mechanism includes a connecting plate, an adjusting plate, an adjusting rod, a first adjusting nut and a second adjusting nut; the upper end of the adjusting plate is provided with an arc-shaped limit groove, and the connecting plate Located on the inner side of the adjusting plate, the ends of the front and rear axles are connected to one end of the connecting plate, the second adjusting nut is located on the outside of the adjusting plate and connected to the bolt, and the bolt is connected to the connecting plate after passing through the arc-shaped limiting groove The other end of the adjusting plate is connected with the arc-shaped limiting groove, and the first adjusting nut is located on the outside of the adjusting plate and is connected with the protruding post, and the protruding post passes through the The elongated slot protrudes from the inner side of the adjusting plate to form a stop platform, the side of the first adjusting nut is provided with a threaded hole, and the adjusting rod passes through the threaded hole and is pivotally connected to the outer side of the adjusting plate.
作为改进，所述上下移动机构还包括设置在上下轴一端的挡套、第五曲柄、第二连杆和上刀曲柄，所述第五曲柄的根部与上下轴连接，第五曲柄的连接部设有滑槽，第二连杆的一端在滑槽内滑动，第二连杆的另一端与上刀曲柄连接，上刀曲柄通过第三连杆与主轴连接。As an improvement, the up and down movement mechanism also includes a retaining sleeve arranged at one end of the upper and lower shafts, a fifth crank, a second connecting rod and an upper knife crank, the root of the fifth crank is connected with the upper and lower shafts, and the connecting part of the fifth crank A chute is provided, one end of the second connecting rod slides in the chute, the other end of the second connecting rod is connected with the upper knife crank, and the upper knife crank is connected with the main shaft through the third connecting rod.
作为改进，所述压力调节机构包括调节螺母、调节螺杆和弹簧，调节螺母套在调节螺杆上且与调节螺杆螺纹连接，调节螺杆的下端设有容置槽，所述弹簧的一端伸入所述容置槽内，另一端与压紧杆的一端连接，压紧杆的另一端与第一导向件相抵。As an improvement, the pressure regulating mechanism includes an adjusting nut, an adjusting screw and a spring, the adjusting nut is sleeved on the adjusting screw and is threadedly connected with the adjusting screw, the lower end of the adjusting screw is provided with a receiving groove, and one end of the spring extends into the In the accommodating groove, the other end is connected with one end of the pressing rod, and the other end of the pressing rod is against the first guide piece.
作为改进，所述上送布架包括第一连接部、第二连接部和第三连接部，第一连接部的一端与第一曲柄的连接部连接，另一端与第二连接部的一端连接，第二连接部的另一端与第三连接部的一端连接，第三连接部的另一端与上送布牙连接，第一连接部与第二连接部之间的夹角大于90°，第二连接部与第三连接部之间的夹角大于90°。As an improvement, the upper cloth feed frame includes a first connecting part, a second connecting part and a third connecting part, one end of the first connecting part is connected to the connecting part of the first crank, and the other end is connected to one end of the second connecting part , the other end of the second connecting part is connected to one end of the third connecting part, the other end of the third connecting part is connected to the upper feed dog, the angle between the first connecting part and the second connecting part is greater than 90°, the second connecting part The included angle between the second connecting portion and the third connecting portion is larger than 90°.
作为改进，所述第一导向件的导槽套在第二连接部的侧面。As an improvement, the guide groove of the first guide member is covered on the side of the second connecting part.
作为改进，所述第二导向件包括位于上送布架一侧的第一上送布导向、位于上送布架另一侧的第二上送布导向和连接第一上送布导向与第二上送布导向的转轴，所述转轴穿过上送布架上的通孔。As an improvement, the second guide includes a first upper cloth feeding guide located on one side of the upper cloth feeding frame, a second upper cloth feeding guide located on the other side of the upper cloth feeding frame, and a connection between the first upper cloth feeding guide and the second upper cloth feeding guide. The second is the rotating shaft of the upper cloth feeding guide, and the said rotating shaft passes through the through hole on the upper cloth feeding frame.
本实用新型与现有技术相比所带来的有益效果是：The beneficial effects brought by the utility model compared with the prior art are:
加入了第一导向件和第二导向件，在驱动上送布架前后和上下移动时，使上送布架和上送布牙的移动更稳定可靠；另外，设置了压力调节机构，可根据布料的厚薄来调节上送布牙的压力大小。The first guide piece and the second guide piece are added to make the movement of the upper cloth feed frame and the upper cloth feed dog more stable and reliable when driving the upper cloth feed frame to move back and forth and up and down; Adjust the pressure of the upper feeding dog according to the thickness of the cloth.
附图说明Description of drawings
图1为本实用新型结构示意图I。Fig. 1 is the structural representation I of the utility model.
图2为本实用新型结构示意图II。Fig. 2 is the structural representation II of the utility model.
具体实施方式detailed description
下面结合说明书附图对本实用新型作进一步说明。Below in conjunction with accompanying drawing, the utility model is further described.
一种上下同步送料包缝机送料机构，包括上差动送料牙机构、驱动上差动送料牙机构前后移动的前后移动机构、驱动上差动送料牙机构上下移动的上下移动机构和调节驱动上差动送料牙机构压力的压力调节机构。A feeding mechanism for an up and down synchronous feeding overlock sewing machine, comprising an upper differential feeding dog mechanism, a front and rear moving mechanism that drives the upper differential feeding dog mechanism to move back and forth, an up and down moving mechanism that drives the upper differential feeding dog mechanism to move up and down, and an adjustment driving upper Pressure adjustment mechanism for differential feed dog mechanism pressure.
如图1和2所示，所述前后移动机构包括前后轴1、叉形杆4、滑块6、第三曲柄9、连接轴11、第四曲柄12、第一连杆10和前后量调节机构，所述第三曲柄9上设有弧形滑槽8，所述叉形杆4的一端与前后轴1连接，另一端设有U形槽5，销轴的一端伸入所述U形槽5内，另一端与滑块6连接，所述滑块6设于所述弧形滑槽8内，所述第三曲柄9的根部与连接轴11连接，所述第四曲柄12的根部与连接轴11连接，第四曲柄12的连接部与第一连杆10的一端枢接，第一连杆10的另一端与送料主轴14连接。所述前后量调节机构包括连接板27、调节板13、调节杆25、第一调节螺母29和第二调节螺母26；所述调节板13的上端部设有弧形限位槽28，连接板27位于调节板13的内侧，所述前后轴1的端部与连接板27的一端连接，所述第二调节螺母26位于调节板13的外侧且与螺栓连接，所述螺栓穿过弧形限位槽28后与连接板27的另一端连接，所述调节板13上与弧形限位槽28的下方设有长条形槽，所述第一调节螺母29位于调节板13的外侧且与凸柱24连接，所述凸柱24穿过所述长条形槽并伸出调节板13的内侧形成止挡台，所述第一调节螺母29侧面设有螺纹孔，所述调节杆25穿过所述螺纹孔并枢接在调节板13的外侧。As shown in Figures 1 and 2, the front and rear moving mechanism includes a front and rear shaft 1, a fork bar 4, a slide block 6, a third crank 9, a connecting shaft 11, a fourth crank 12, a first connecting rod 10 and a front and rear adjustment mechanism, the third crank 9 is provided with an arc-shaped chute 8, one end of the fork rod 4 is connected to the front and rear shaft 1, and the other end is provided with a U-shaped groove 5, and one end of the pin shaft extends into the U-shaped In the groove 5, the other end is connected with the slider 6, and the slider 6 is arranged in the arc-shaped chute 8, the root of the third crank 9 is connected with the connecting shaft 11, and the root of the fourth crank 12 Connected to the connecting shaft 11 , the connecting part of the fourth crank 12 is pivotally connected to one end of the first connecting rod 10 , and the other end of the first connecting rod 10 is connected to the feeding spindle 14 . The front and rear amount adjusting mechanism comprises a connecting plate 27, an adjusting plate 13, an adjusting rod 25, a first adjusting nut 29 and a second adjusting nut 26; the upper end of the adjusting plate 13 is provided with an arc-shaped limiting groove 28, and the connecting plate 27 is located on the inner side of the adjusting plate 13, the end of the front and rear axle 1 is connected to one end of the connecting plate 27, and the second adjusting nut 26 is located on the outer side of the adjusting plate 13 and connected with bolts, and the bolts pass through the arc limit After the position groove 28 is connected with the other end of the connecting plate 27, the adjusting plate 13 is provided with an elongated groove below the arc-shaped limiting groove 28, and the first adjusting nut 29 is positioned at the outside of the adjusting plate 13 and is connected to the adjusting plate 13. The boss 24 is connected, and the boss 24 passes through the elongated groove and stretches out from the inner side of the adjustment plate 13 to form a stop platform. The side of the first adjustment nut 29 is provided with a threaded hole, and the adjustment rod 25 passes through Through the threaded hole and pivotally connected to the outside of the adjusting plate 13.
如图1和2所示，所述上下移动机构包括上下轴3、设置在上下轴3一端的挡套、第五曲柄30、第二连杆32和上刀曲柄33，所述第五曲柄30的根部与上下轴3连接，第五曲柄30的连接部设有滑槽31，第二连杆32的一端在滑槽31内滑动，第二连杆32的另一端与上刀曲柄33连接，上刀曲柄33通过第三连杆34与主轴14连接。主轴14通过第三连杆34驱动上刀曲柄33，上刀曲柄33驱动第二连杆32，第二连杆32驱动上下轴3，进而控制第二导向件限制。As shown in Figures 1 and 2, the up and down movement mechanism includes an up and down shaft 3, a retaining sleeve arranged at one end of the up and down shaft 3, a fifth crank 30, a second connecting rod 32 and an upper knife crank 33, the fifth crank 30 The root of the second connecting rod 32 is connected with the upper and lower shafts 3, the connecting part of the fifth crank 30 is provided with a chute 31, one end of the second connecting rod 32 slides in the chute 31, and the other end of the second connecting rod 32 is connected with the upper knife crank 33, The upper knife crank 33 is connected with the main shaft 14 through the third connecting rod 34 . The main shaft 14 drives the upper knife crank 33 through the third connecting rod 34, the upper knife crank 33 drives the second connecting rod 32, the second connecting rod 32 drives the upper and lower shafts 3, and then controls the second guide member to limit.
如图1和2所示，所述驱动上差动送料牙机构包括上送布架17、与上送布架17一端连接的上送布牙15、第一导向件18和第二导向件7。As shown in Figures 1 and 2, the drive upper differential feed dog mechanism includes an upper cloth feed frame 17, an upper cloth feed dog 15 connected to one end of the upper cloth feed frame 17, a first guide 18 and a second guide 7 .
所述上送布架17的另一端与第一曲柄16的连接部连接，第一曲柄16的根部与前后轴1连接，所述第一导向件18的一侧与上下轴3连接，另一侧设有导槽，所述导槽套在上送布架17的侧面，所述第二导向件7的一端穿过设置在上送布架17上的通孔，另一端与第二曲柄20的连接部连接，第二曲柄20的根部与上下轴3连接。The other end of the upper cloth feed frame 17 is connected with the connecting portion of the first crank 16, the root of the first crank 16 is connected with the front and rear axles 1, one side of the first guide 18 is connected with the upper and lower axles 3, and the other end is connected with the upper and lower axles 3. The side is provided with guide groove, and described guide groove is enclosed within the side of upper cloth feeding frame 17, and one end of described second guide member 7 passes through the through hole that is arranged on upper cloth feeding frame 17, and the other end and second crank 20 The connection portion of the second crank 20 is connected with the upper and lower shafts 3 at the root.
所述上送布架17包括第一连接部171、第二连接部172和第三连接部173，第一连接部171的一端与第一曲柄16的连接部连接，另一端与第二连接部172的一端连接，第二连接部172的另一端与第三连接部173的一端连接，第三连接部173的另一端与上送布牙15连接，第一连接部171与第二连接部172之间的夹角大于90°，第二连接部172与第三连接部173之间的夹角大于90°。The upper feeding frame 17 includes a first connecting portion 171, a second connecting portion 172 and a third connecting portion 173, one end of the first connecting portion 171 is connected to the connecting portion of the first crank 16, and the other end is connected to the second connecting portion. 172, the other end of the second connecting portion 172 is connected to one end of the third connecting portion 173, the other end of the third connecting portion 173 is connected to the upper feed dog 15, the first connecting portion 171 is connected to the second connecting portion 172 The included angle between them is larger than 90°, and the included angle between the second connecting portion 172 and the third connecting portion 173 is larger than 90°.
所述第一导向件18的导槽套在第二连接部172的侧面。所述第二导向件7包括位于上送布架17一侧的第一上送布导向、位于上送布架17另一侧的第二上送布导向和连接第一上送布导向与第二上送布导向的转轴，所述转轴穿过上送布架17上的通孔。The guide groove of the first guide member 18 covers the side of the second connecting portion 172 . The second guide 7 includes a first upper cloth feed guide positioned on one side of the upper cloth feed frame 17, a second upper cloth feed guide positioned on the other side of the upper cloth feed frame 17, and a connection between the first upper cloth feed guide and the second upper cloth feed guide. Two upper feeding guide rotating shafts, said rotating shaft passes through the through hole on the upper cloth feeding frame 17.
如图1和2所示，所述压力调节机构2包括调节螺母22、调节螺杆21和弹簧23，调节螺母22套在调节螺杆21上且与调节螺杆21螺纹连接，调节螺杆21的下端设有容置槽，所述弹簧的一端伸入所述容置槽内，另一端与压紧杆的一端连接，压紧杆的另一端与第一导向件18相抵。As shown in Figures 1 and 2, the pressure regulating mechanism 2 includes an adjusting nut 22, an adjusting screw 21 and a spring 23, the adjusting nut 22 is sleeved on the adjusting screw 21 and is threadedly connected with the adjusting screw 21, and the lower end of the adjusting screw 21 is provided with One end of the spring extends into the accommodating groove, and the other end is connected to one end of the pressing rod, and the other end of the pressing rod is against the first guide member 18 .
主轴14上加装偏心凸轮和第一连杆10，第一连杆10的另一端连接曲柄，在曲柄的另一端连连接轴11，这样可以固定其行程，连接轴11上装上带行程的第三曲柄9，此行程序组件可以调节上牙齿前后程，以便同步，第三曲柄9上装上滑块6，另一端连接连接轴11，连接轴11的另一端连接可调节及固定且有刻度的调节板13，以方便调上下牙的同步关系。Install eccentric cam and first connecting rod 10 additionally on the main shaft 14, the other end of the first connecting rod 10 connects the crank, connects the connecting shaft 11 at the other end of the crank, can fix its stroke like this, loads on the connecting shaft 11 the first connecting rod with stroke. Three cranks 9, this row of program components can adjust the front and rear strokes of the upper teeth, so as to synchronize, the third crank 9 is equipped with a slide block 6, the other end is connected to the connecting shaft 11, and the other end of the connecting shaft 11 is connected to an adjustable and fixed and scaled Regulating plate 13, adjusts the synchronous relation of upper and lower teeth conveniently.
上刀架曲柄上装第二连杆32，第二连杆32的另一端连上可以调节行程的第五曲柄30，第五曲柄30装在上下轴3上，带有调节行程的第五曲柄30用于调节上送布牙15的上下行程。The second connecting rod 32 is mounted on the upper tool rest crank, and the other end of the second connecting rod 32 is connected to the fifth crank 30 that can adjust the stroke. It is used to adjust the up and down stroke of the upper feed dog 15.
本实用新型工作原理：本实用新型通过前后移动机构和上下移动机构来调节上送布牙15的前后行程和上下行程，这样就可以保证上牙与下牙同步进行；加入了第一导向件18和第二导向件7，在驱动上送布架17前后和上下移动时，使上送布架17和上送布牙15的移动更稳定可靠；另外，设置了压力调节机构，可根据布料的厚薄来调节上送布牙15的压力大小。The working principle of the utility model: the utility model adjusts the front and rear strokes and up and down strokes of the upper feeding teeth 15 through the forward and backward moving mechanism and the up and down moving mechanism, so as to ensure that the upper teeth and the lower teeth are carried out synchronously; the first guide member 18 is added And the second guide 7, when driving the upper cloth feed frame 17 to move back and forth and up and down, the movement of the upper cloth feed frame 17 and the upper cloth feed dog 15 is more stable and reliable; Adjust the pressure of the upper feed dog 15 according to the thickness.
Claims (7)
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107354598A (en) * | 2017-09-07 | 2017-11-17 | 杰克缝纫机股份有限公司 | Feed device and sewing machine on sewing machine |
| CN109487446A (en) * | 2018-12-17 | 2019-03-19 | 浙江翔科缝纫机股份有限公司 | A kind of sewing machine |
| CN109537181A (en) * | 2018-11-19 | 2019-03-29 | 杰克缝纫机股份有限公司 | A kind of feed dog incidence regulating mechanism and sewing machine |
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2016
- 2016-06-13 CN CN201620561037.6U patent/CN205662696U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107354598A (en) * | 2017-09-07 | 2017-11-17 | 杰克缝纫机股份有限公司 | Feed device and sewing machine on sewing machine |
| CN107354598B (en) * | 2017-09-07 | 2020-03-31 | 杰克缝纫机股份有限公司 | Last material feeding unit of sewing machine and sewing machine |
| CN109537181A (en) * | 2018-11-19 | 2019-03-29 | 杰克缝纫机股份有限公司 | A kind of feed dog incidence regulating mechanism and sewing machine |
| CN109537181B (en) * | 2018-11-19 | 2021-03-12 | 杰克缝纫机股份有限公司 | A kind of feeding dog inclination angle adjustment mechanism and sewing machine |
| CN109487446A (en) * | 2018-12-17 | 2019-03-19 | 浙江翔科缝纫机股份有限公司 | A kind of sewing machine |
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Effective date of registration: 20190613 Address after: 318010 No. 6, 1-5 Xiachen Liansheng Road, Jiaojiang District, Taizhou City, Zhejiang Province Patentee after: Zhejiang Xinshunfa Sewing Machine Technology Co.,Ltd. Address before: 318010 No. 6 Liansheng Road, Xiachen Street, Jiaojiang District, Taizhou City, Zhejiang Province Patentee before: ZHEJIANG SHUNFA SEWING MACHINE Co.,Ltd. |
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