阅读说明：本技术 大白扣自动喂扣装置 (Automatic feeding device for large white button ) 是由 刘明书 于 2021-06-23 设计创作，主要内容包括：本发明提供大白扣自动喂扣装置,属于服装加工技术领域。它包括母扣供料器、公扣供料器、摆动式喂扣机构,母扣供料器和公扣供料器都安装在大白扣机上,摆动式喂扣机构的旋转伸缩支轴的下端和旋转伸缩板连接,旋转伸缩主体的旋转伸缩支轴可上下滑动且可转动设置在直线法兰轴承上,气缸座的气缸连接轴和气缸安装板固定连接,并且气缸连接轴的下端穿过旋转伸缩板的弧形摆动引导槽和支承套连接,第一齿轮和第二齿轮相互啮合,公扣抓取组件安装在旋转伸缩板的下侧。本发明不但能实现大白扣的自动喂扣,结构合理紧凑,而且喂扣位置精确,喂扣效率高。(The invention provides an automatic large white button feeding device, and belongs to the technical field of garment processing. It includes the box feeder, the pin thread feeder, the mechanism is fed to the oscillating, box feeder and pin thread feeder are all installed on big bai jiao machine, the lower extreme and the rotatory expansion plate of the rotatory flexible counter roll of mechanism are fed to the oscillating are connected, the rotatory flexible counter roll of rotatory flexible main part can slide from top to bottom and rotatable setting is on sharp flange bearing, the cylinder connecting axle and the cylinder mounting panel fixed connection of cylinder block, and the lower extreme of cylinder connecting axle passes the arc swing guiding groove and the supporting sleeve of rotatory expansion plate and connects, first gear and second gear intermeshing, the downside at rotatory expansion plate is installed to the pin thread grabbing subassembly. The automatic feeding device not only can realize the automatic feeding of the large white buttons and has reasonable and compact structure, but also has accurate feeding position and high feeding efficiency.)

1. Automatic knot device of feeding of big white knot installs in the punching press main part of big white knot machine, its characterized in that: the automatic large white button feeding device comprises a female button feeder, a male button feeder and a swinging type button feeding mechanism, the female button feeder and the male button feeder are both arranged on the large white button machine, the swinging type button feeding mechanism is arranged on the upper punching support, and the swinging type button feeding mechanism comprises an installation base, a linear flange bearing, a limiting channel frame, a stroke switch support, a rotating telescopic body, a rotating limiting block, an air cylinder seat, The device comprises a supporting sleeve, a thin cylinder, a rotary cylinder, a first gear, a second gear, a female buckle material bearing tongue, a male buckle grabbing assembly and a positioning assembly, wherein the mounting base is mounted on an upper stamping shaft, the rotary telescopic main body comprises a rotary telescopic fulcrum shaft and a rotary telescopic plate, the lower end of the rotary telescopic fulcrum shaft is connected with the rotary telescopic plate, an arc-shaped swing guide groove is formed in the rotary telescopic plate, a female buckle material bearing tongue mounting lug is further arranged on the rotary telescopic plate, a linear flange bearing is mounted on the mounting base, the rotary telescopic fulcrum shaft of the rotary telescopic main body can slide up and down and can be rotatably arranged on the linear flange bearing, a limiting channel frame is mounted at the upper end of the linear flange bearing, a limiting channel groove is formed in the limiting channel frame, a rotary limiting block is mounted at the upper end of the rotary telescopic fulcrum shaft of the rotary telescopic main body and is positioned in the limiting channel frame, the travel switch bracket is arranged on the limit channel frame, the travel switch is arranged on the travel switch bracket, the thin cylinder is arranged on the mounting base, the cylinder seat comprises a cylinder connecting shaft and a cylinder mounting plate, the cylinder connecting shaft is fixedly connected with the cylinder mounting plate, the lower end of the cylinder connecting shaft passes through the arc-shaped swing guide groove of the rotary expansion plate and is connected with the supporting sleeve, the lower end of the thin cylinder is connected with the upper end of the cylinder connecting shaft, the rotary cylinder is arranged on the cylinder mounting plate of the cylinder seat, the output shaft of the rotary cylinder is coaxially connected with the first gear, the second gear is coaxially arranged on the rotary expansion fulcrum shaft, the first gear and the second gear are mutually meshed, the female buckle material bearing tongue is arranged on a female buckle material bearing tongue mounting lug of the rotary expansion plate, and the male buckle grabbing assembly is arranged on the lower side of the rotary expansion plate, the male buckle grabbing component comprises a male buckle grabbing support frame, a male buckle grabbing cylinder support, a male buckle grabbing connecting frame and a male buckle grabbing clamp, the male buckle grabbing support frame is arranged on the lower side of the rotary expansion plate, the number of the male buckle grabbing clamps is two, the male buckle grabbing clamps are symmetrically arranged, the end portions of the male buckle grabbing clamps are hinged to the male buckle grabbing support frame, the male buckle grabbing connecting frame is slidably arranged on the buckle grabbing support frame, symmetrical U-shaped grooves are formed in the male buckle grabbing connecting frame, the middle end of each male buckle grabbing clamp is arranged on the U-shaped groove of the male buckle grabbing connecting frame through a connecting piece, the male buckle grabbing cylinder support is arranged on the buckle grabbing support frame, the male buckle grabbing cylinder is arranged on the male buckle grabbing cylinder support, one end of the male buckle grabbing cylinder is connected with the male buckle grabbing connecting frame, the positioning component is arranged on one side of the stamping main body, the positioning assembly comprises a positioning guide frame, a positioning guide frame supporting seat and a positioning guide frame swinging cylinder, the positioning guide frame supporting seat is installed on the lower side of a workbench of the large white buckle machine, a positioning guide frame notch is formed in the workbench of the large white buckle machine, the positioning guide frame swinging cylinder is installed on the positioning guide frame supporting seat, and the positioning guide frame swinging cylinder is connected with one end of the positioning guide frame.

2. The automatic big white button feeding device according to claim 1, wherein: the stamping upper assembly further comprises a stamping upper protective frame, and the stamping lower assembly further comprises a stamping lower protective frame.

3. The automatic big white button feeding device according to claim 1, wherein: the circle center of the arc-shaped swing guide groove on the rotary expansion plate is superposed with the axle center of the rotary expansion fulcrum shaft, and the radius of the arc-shaped swing guide groove is equal to the distance between the rotary expansion fulcrum shaft and the air cylinder connecting shaft.

Technical Field

The invention relates to the technical field of garment processing, in particular to an automatic button feeding device for large white buttons.

Background

The clothing processing is a clothing production method which takes modern machine processing as the main part and takes manual processing as the auxiliary part. The clothes processing mainly comprises the following procedures of factory inspection of the auxiliary materials of the surface → technical preparation → cutting → sewing → buttonhole sewing → ironing → ready-made clothes inspection → packaging → warehousing or shipping.

The snap fastener has quite wide application, and can be used for various clothes, bags, handbags, shoes, hats, packages and the like. According to the style, the snap button is generally divided into: big white button, fish eye button, blister button, plastic snap button, plastic face snap button, drilled snap button, etc. At present, the installation of the big white button is generally realized by a big white button machine. The large white button machine has low price and is widely used in clothing factories and leather bag processing enterprises. It is suitable for various garments, knitted garments, down jackets, jeans garments, shoes and hats, leather, plastic and canvas products to be nailed with various metal snap fasteners, craft fasteners, jeans fasteners and rivets, springs, snap fasteners, shoes and rivets, etc.

The big white button includes box and pin thread, but in the installation, box and pin thread all are that the manual work carries out the feeding to detain, and the big white button machine is accomplished the lock installation after the feeding is detained. Currently, there are also a few automated feeding devices on the market.

For example, the Chinese patent of the invention with the publication number of CN103194863B, publication date of 11/19/2014 discloses a multi-purpose automatic button feeding sewing machine, which comprises a sewing machine head, a button feeding rotary plate, a sewing machine base and a button feeding groove, wherein the device has two modes of manual button sewing and automatic button sewing, and under the automatic button feeding mode, the button feeding device automatically feeds buttons into the sewing machine according to sewing requirements after a sewing process is finished; in the manual buckle feeding mode, firstly, the buckle feeding groove does not feed buckles to the buckle feeding rotating plate, the buckle feeding rotating plate horizontally rotates in the no-load anticlockwise direction of the buckle installing position until the buckle feeding rotating plate crosses the buckle nailing position and then rotates straightly; secondly, assembling buttons on the button positioning seats of the button feeding rotating plate by hand; and thirdly, horizontally rotating the button feeding rotating plate clockwise until the button sewing position is reached, and stopping rotating. The device has improved work efficiency greatly, but its structure is comparatively complicated.

For example, chinese patent application publication No. CN106555280A, published as 2017, 4, and 5, discloses an automatic button feeder, which includes a motor, a conveyor belt, a cam, and a sliding assembly; an output shaft of the motor is connected with the conveyor belt, and the output shaft of the motor drives the conveyor belt to run to drive the buttons to be conveyed; the front end of the conveyor belt is provided with a drawing plate; a drawing baffle is arranged at the upper end of the conveyor belt close to the drawing plate, and the upper end of the drawing baffle is connected with an output shaft of the cylinder; a positioning block is arranged at one end of the drawing plate, which is far away from the conveyor belt; the cam is arranged below the conveyor belt and is connected with an output shaft of the motor through a belt, the output shaft of the motor drives the cam to rotate, the sliding assembly is arranged below the conveyor belt, one end of the sliding assembly is in contact with the top of the cam, and the other end of the sliding assembly is connected with the drawing plate. Compared with the prior art, the invention improves the efficiency and ensures the safety of operators, but is not suitable for feeding buttons with large white buttons.

Disclosure of Invention

The invention aims to provide an automatic feeding device for large white buttons, which can realize automatic feeding of the large white buttons, has a reasonable and compact structure, is accurate in feeding position and high in feeding efficiency.

The technical scheme adopted by the invention for solving the technical problems is as follows:

the automatic feeding device for the large white button is arranged on a stamping main body of a large white button machine, the stamping main body comprises a stamping main shaft, an upper stamping component and a lower stamping component, the upper stamping component comprises an upper stamping supporting frame, an upper stamping shaft and an upper stamping die, the upper stamping shaft is arranged on the upper stamping supporting frame, the upper stamping die is arranged at the lower end of the upper stamping shaft, the lower stamping component comprises a lower stamping supporting frame and a lower stamping die, the lower stamping die is arranged on the lower stamping supporting frame, the automatic feeding device for the large white button comprises a female button feeder, a male button feeder and a swing type feeding mechanism, the female button feeder and the male button feeder are arranged on the large white button machine, the swing type feeding mechanism is arranged on the upper stamping shaft, and the swing type feeding mechanism comprises an installation base, a linear flange bearing, a limiting channel frame, a stroke switch and a limiting channel frame, The mounting base is mounted on the upper stamping shaft, the rotary telescopic main body comprises a rotary telescopic fulcrum shaft and a rotary telescopic plate, the lower end of the rotary telescopic fulcrum shaft is connected with the rotary telescopic plate, the rotary telescopic plate is provided with an arc-shaped swinging guide groove, the rotary telescopic plate is also provided with a female button material bearing tongue mounting lug, the linear flange bearing is mounted on the mounting base, the rotary telescopic fulcrum shaft of the rotary telescopic main body can slide up and down and can be rotatably arranged on the linear flange bearing, the limiting channel frame is mounted at the upper end of the linear flange bearing, the limiting channel frame is provided with a limiting channel groove, and the rotary limiting block is mounted at the upper end of the rotary telescopic fulcrum shaft of the rotary telescopic main body, the rotary limiting block is positioned in the limiting channel frame, the travel switch bracket is arranged on the limiting channel frame, the travel switch is arranged on the travel switch bracket, the thin cylinder is arranged on the mounting base, the cylinder seat comprises a cylinder connecting shaft and a cylinder mounting plate, the cylinder connecting shaft is fixedly connected with the cylinder mounting plate, the lower end of the cylinder connecting shaft passes through the arc-shaped swinging guide groove of the rotary expansion plate and is connected with the supporting sleeve, the lower end of the thin cylinder is connected with the upper end of the cylinder connecting shaft, the rotary cylinder is arranged on the cylinder mounting plate of the cylinder seat, the output shaft of the rotary cylinder is coaxially connected with the first gear, the second gear is coaxially arranged on the rotary expansion fulcrum shaft, the first gear and the second gear are mutually meshed, and the female material bearing tongue is arranged on a female material bearing tongue mounting lug of the rotary expansion plate, the male buckle grabbing component is arranged at the lower side of the rotary expansion plate and comprises a male buckle grabbing support frame, a male buckle grabbing cylinder support frame, a male buckle grabbing connecting frame and a male buckle grabbing clamp, the male buckle grabbing support frame is arranged at the lower side of the rotary expansion plate, the number of the male buckle grabbing clamps is two, the male buckle grabbing clamps are symmetrically arranged, the end parts of the male buckle grabbing clamps are hinged on the male buckle grabbing support frame, the male buckle grabbing connecting frame is slidably arranged on the buckle grabbing support frame, symmetrical U-shaped grooves are formed in the male buckle grabbing connecting frame, the middle end of each male buckle grabbing clamp is arranged on a U-shaped groove of the male buckle grabbing connecting frame through a connecting piece, the male buckle grabbing cylinder support frame is arranged on the buckle grabbing support frame, the male buckle grabbing cylinder is arranged on the male buckle grabbing cylinder support frame, and one end of the male buckle grabbing cylinder is connected with the male buckle grabbing connecting frame, the positioning assembly is arranged on one side of the stamping main body and comprises a positioning guide frame, a positioning guide frame supporting seat and a positioning guide frame swinging cylinder, the positioning guide frame supporting seat is arranged on the lower side of a workbench of the large white buckle machine, a positioning guide frame notch is formed in the workbench of the large white buckle machine, the positioning guide frame swinging cylinder is arranged on the positioning guide frame supporting seat, and the positioning guide frame swinging cylinder is connected with one end of the positioning guide frame.

Further, the stamping upper assembly further comprises a stamping upper protection frame, and the stamping lower assembly further comprises a stamping lower protection frame.

Further, the circle center of the arc-shaped swing guide groove on the rotary expansion plate is overlapped with the axle center of the rotary expansion fulcrum shaft, and the radius of the arc-shaped swing guide groove is equal to the distance between the rotary expansion fulcrum shaft and the air cylinder connecting shaft.

Compared with the prior art, the invention has the following advantages and effects:

1. female buckle feeder work realizes the feed one by one of female buckle, and pin thread feeder work realizes the feed one by one of pin thread. The female buckle from the female buckle feeder enters the female buckle material receiving tongue, and the male buckle from the male buckle feeder enters between the two male buckle grabbing clamps. The pin thread of the pin thread grabbing component grabs the cylinder action, drives the pin thread grabbing connecting frame to slide along the thread grabbing supporting frame, and the pin thread grabbing connecting frame drives the two pin thread grabbing clamps to be close to each other, so that the pin thread is clamped. Then, the thin cylinder acts to drive the cylinder seat and the rotary telescopic main body to act downwards until reaching the designated height. Only reach appointed high position, the rotatory stopper of rotatory flexible counter shaft upper end just can fall into the spacing passageway inslot on the spacing passageway frame, and rotatory flexible counter shaft just can be turned round, just can carry out the action that follows, guarantees the reliability of action, avoids unexpected the emergence to lead to the feed to fail. Because the cylinder block and the rotary telescopic body synchronously move downwards, the first gear and the second gear are always in an engaged state in the descending process. Then, the rotating cylinder acts, and the rotating telescopic main body is driven to rotate and swing by an angle through the first gear and the second gear. In the swinging process, the arc swinging guide groove of the rotary expansion plate, the cylinder connecting shaft and the supporting sleeve are arranged to ensure the swinging stability. After the rotary telescopic main body rotates, the female buckle and the male buckle are fed between the upper stamping die and the lower stamping die. Then, the thin cylinder acts to drive the cylinder seat and the rotary telescopic main body to act upwards slightly, the female buckle on the female buckle material bearing tongue is clamped into the upper stamping die, meanwhile, the rotary limiting block arranged at the upper end of the rotary telescopic fulcrum shaft triggers the travel switch to prompt that the female buckle is clamped into the upper stamping die, the thin cylinder is triggered to act reversely, the cylinder seat and the rotary telescopic main body are driven to act downwards slightly, and meanwhile, the positioning guide frame of the positioning assembly swings the cylinder to act to drive the positioning guide frame to swing upwards. The pin thread grabbing cylinder acts to drive the two pin thread grabbing clamps to open, the pin thread falls into the lower stamping die, and the pin thread is stably arranged on the positioning guide frame to fall into the lower stamping die. And then, the rotating cylinder acts, and the rotating telescopic body is driven to swing and reset through the first gear and the second gear. And finally, the female buckle and the male buckle realize stamping buckling under the action of the stamping upper assembly and the stamping lower assembly. The automatic feeding device not only can realize the automatic feeding of the large white buttons and has reasonable and compact structure, but also has accurate feeding position and high feeding efficiency.

2. The punching upper assembly further comprises a punching upper protective frame, the punching lower assembly further comprises a punching lower protective frame, and the punching upper protective frame and the punching lower protective frame are arranged to ensure the stability of the punching processing of the female buckle and the male buckle of the large white buckle.

3. The centre of a circle of the arc swing guiding groove on the rotatory expansion plate coincides with the axle center of the rotatory flexible counter roll to the radius of arc swing guiding groove equals the distance between rotatory flexible counter roll and the cylinder connecting axle, is favorable to the cylinder connecting axle to be located the arc swing guiding groove on the rotatory expansion plate all the time, realizes the wobbling guide of rotatory telescopic body, and the wobbling stability in rotatory telescopic body position has been guaranteed to such design, is favorable to guaranteeing to feed the accuracy nature of detaining the position.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a top view of the present invention.

Fig. 3 is a partial view from the first perspective of the automatic large white button feeding device of the present invention.

Fig. 4 is a partial schematic view of a second view of the automatic large white button feeding device of the present invention.

Fig. 5 is a partial schematic view from the third perspective of the automatic large white button feeder of the present invention.

Fig. 6 is a partial enlarged view of the invention at a in fig. 3.

FIG. 7 is a schematic view of the swing type feeding buckle mechanism of the present invention.

Fig. 8 is a schematic structural view of the rotary telescopic body according to the present invention.

Fig. 9 is a schematic structural view of the cylinder block of the present invention.

Fig. 10 is a schematic view showing the connection of the rotary telescopic body and the cylinder block according to the present invention.

Fig. 11 is a schematic view of a male buckle grasping assembly according to one of the views of the present invention.

Fig. 12 is a schematic view of another perspective of the male buckle grasping element according to the present invention.

Fig. 13 is a partial schematic view of a swing type buckle feeding mechanism of the present invention from one perspective.

Fig. 14 is a partial schematic view of another perspective of the oscillating feeder mechanism of the present invention.

FIG. 15 is a schematic structural view of the rotation limiting block of the present invention.

In the figure: 1. the stamping device comprises a stamping main body, 2, a stamping main shaft, 3, an upper stamping assembly, 4, a lower stamping assembly, 5, an upper stamping support frame, 6, an upper stamping shaft, 7, an upper stamping die, 8, a lower stamping support frame, 9, a lower stamping die, 10, a box feeder, 11, a pin feeder, 12, a swing type feeding mechanism, 13, a mounting base, 14, a linear flange bearing, 15, a limit channel frame, 16, a travel switch, 17, a travel switch support, 18, a rotary telescopic main body, 19, a rotary limiting block, 20, a cylinder seat, 21, a support sleeve, 22, a thin cylinder, 23, a rotary cylinder, 24, a first gear, 25, a second gear, 26, a box material bearing tongue, 27, a pin grabbing assembly, 28, a positioning assembly, 29, a rotary telescopic fulcrum shaft, 30, a rotary telescopic plate, 31, an arc-shaped swing guide groove, 32, a box material bearing tongue mounting lug, 33, a limit channel groove, 34. the device comprises a cylinder connecting shaft, 35 parts of a cylinder mounting plate, 36 parts of a male buckle grabbing support frame, 37 parts of a male buckle grabbing cylinder, 38 parts of a male buckle grabbing cylinder support, 39 parts of a male buckle grabbing connecting frame, 40 parts of a male buckle grabbing clamp, 41 parts of a U-shaped groove, 42 parts of a positioning guide frame, 43 parts of a positioning guide frame supporting seat, 44 parts of a positioning guide frame swinging cylinder, 45 parts of a positioning guide frame notch, 46 parts of a stamping upper protection frame and 47 parts of a stamping lower protection frame.

Detailed Description

The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.

As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 and 15, the automatic buckle feeding device for white buckle is mounted on a punching main body 1 of a white buckle punching machine, the punching main body 1 comprises a punching main shaft 2, an upper punching assembly 3 and a lower punching assembly 4, the upper punching assembly 3 comprises an upper punching support frame 5, an upper punching shaft 6 and an upper punching die 7, the upper punching shaft 6 is mounted on the upper punching support frame 5, the upper punching die 7 is mounted at the lower end of the upper punching shaft 6, the punching assembly 4 comprises a lower punching support frame 8 and a lower punching die 9, the lower punching die 9 is mounted on the lower punching support frame 8, the punching assembly 3 further comprises an upper punching protection frame 46, the punching assembly 4 further comprises a lower punching protection frame 47, and the arrangement of the upper punching protection frame 46 and the lower punching protection frame 47 ensures the stability of the female buckle and the male buckle of the white buckle punching process . The automatic button feeding device for the large white button comprises a female button feeder 10, a male button feeder 11 and a swing type button feeding mechanism 12, wherein the female button feeder 10 and the male button feeder 11 are both installed on the large white button machine, the swing type button feeding mechanism 12 is installed on an upper stamping shaft 6, the swing type button feeding mechanism 12 comprises an installation base 13, a linear flange bearing 14, a limit channel frame 15, a travel switch 16, a travel switch bracket 17, a rotary telescopic main body 18, a rotary limit block 19, a cylinder seat 20, a support sleeve 21, a thin cylinder 22, a rotary cylinder 23, a first gear 24, a second gear 25, a female button material bearing tongue 26, a male button grabbing component 27 and a positioning component 28, the installation base 13 is installed on the upper stamping shaft 6, the rotary telescopic main body 18 comprises a rotary telescopic fulcrum shaft 29 and a rotary telescopic plate 30, the lower end of the rotary telescopic fulcrum shaft 29 is connected with the rotary telescopic plate 30, the rotary expansion plate 30 is provided with an arc-shaped swing guide groove 31, the rotary expansion plate 30 is further provided with a female buckle material tongue bearing mounting lug 32, the linear flange bearing 14 is mounted on the mounting base 13, the rotary expansion fulcrum shaft 29 of the rotary expansion main body 18 can slide up and down and can be rotatably arranged on the linear flange bearing 14, the limiting channel frame 15 is mounted at the upper end of the linear flange bearing 14, the limiting channel frame 15 is provided with a limiting channel groove 33, the rotary limiting block 19 is mounted at the upper end of the rotary expansion fulcrum shaft 29 of the rotary expansion main body 18, the rotary limiting block 19 is positioned in the limiting channel frame 15, the travel switch bracket 17 is mounted on the limiting channel frame 15, the travel switch 16 is mounted on the travel switch bracket 17, the thin cylinder 22 is mounted on the mounting base 13, and the cylinder base 20 comprises a cylinder connecting shaft 34, The cylinder mounting plate 35, the cylinder connecting shaft 34 and the cylinder mounting plate 35 are fixedly connected, the lower end of the cylinder connecting shaft 34 passes through the arc-shaped swing guide groove 31 of the rotary expansion plate 30 and is connected with the supporting sleeve 21, the lower end of the thin cylinder 22 is connected with the upper end of the cylinder connecting shaft 34, the rotary cylinder 23 is mounted on the cylinder mounting plate 35 of the cylinder base 20, the output shaft of the rotary cylinder 23 is coaxially connected with the first gear 24, the second gear 25 is coaxially mounted on the rotary expansion fulcrum shaft 29, the first gear 24 and the second gear 25 are meshed with each other, the female buckle material tongue 26 is mounted on the female buckle material tongue mounting lug 32 of the rotary expansion plate 30, the male buckle grabbing component 27 is mounted on the lower side of the rotary expansion plate 30, and the male buckle grabbing component 27 comprises a male buckle grabbing supporting frame 36, a male buckle grabbing cylinder 37 and a male buckle grabbing cylinder support 38, Male buckle snatchs link 39, male buckle snatchs clamp 40, male buckle snatchs supporting rack 36 and installs the downside at rotatory expansion plate 30, male buckle snatchs the quantity of clamp 40 and is two, and the symmetry sets up, male buckle snatchs the tip of clamp 40 and articulates on male buckle snatchs supporting rack 36, male buckle snatchs link 39 slidable sets up on detain snatchs supporting rack 36, male buckle snatchs the U type groove 41 that is provided with the symmetry on link 39, male buckle snatchs the middle-end of clamp 40 and installs on the U type groove 41 that link 39 was snatched to male buckle through the connecting piece, male buckle snatchs cylinder holder 38 and installs on detain snatchs supporting rack 36, male buckle snatchs cylinder 37 and installs on male buckle snatchs cylinder holder 38, male buckle snatchs the one end of cylinder 37 and male buckle and snatchs link 39 and connects, locating component 28 sets up in one side of punching press main part 1, locating component 28 includes location guide 42, The device comprises a positioning guide frame supporting seat 43 and a positioning guide frame swinging cylinder 44, wherein the positioning guide frame supporting seat 42 is installed on the lower side of a workbench of the large white buckle machine, a positioning guide frame notch 45 is formed in the workbench of the large white buckle machine, the positioning guide frame swinging cylinder 44 is installed on the positioning guide frame supporting seat 43, and the positioning guide frame swinging cylinder 44 is connected with one end of the positioning guide frame 42. The circle center of the arc-shaped swing guide groove 31 on the rotary expansion plate 30 is overlapped with the axis of the rotary expansion fulcrum 29, the radius of the arc-shaped swing guide groove 31 is equal to the distance between the rotary expansion fulcrum 29 and the cylinder connecting shaft 34, the cylinder connecting shaft 34 is beneficial to being always positioned in the arc-shaped swing guide groove 31 on the rotary expansion plate 30, the swing guide of the rotary expansion main body 18 is realized, the design ensures the position swing stability of the rotary expansion main body 18, and the accuracy of the feeding buckle position is beneficial to being ensured.

Through the technical scheme, when the automatic white button feeding device is used, the female button feeder 10 works to realize one-by-one feeding of female buttons, and the male button feeder 11 works to realize one-by-one feeding of male buttons. The box from the box feeder 10 enters the box receiving tongue 26 and the pin from the pin feeder 11 enters between the two pin gripping clamps 40. The pin grabbing cylinder 37 of the pin grabbing component 27 operates to drive the pin grabbing connecting frame 39 to slide along the pin grabbing supporting frame 36, and the pin grabbing connecting frame 39 drives the two pin grabbing clamps 40 to approach each other, so that the pin is clamped. Then, the thin cylinder 22 is actuated to drive the cylinder block 20 and the rotary telescopic body 18 to move downward until reaching a designated height. Only when the feeding device reaches a specified height position, the rotary limiting block 19 at the upper end of the rotary telescopic fulcrum shaft 29 falls into the limiting channel groove 33 on the limiting channel frame 15, and the rotary telescopic fulcrum shaft 29 can rotate to perform the following actions, so that the reliability of the actions is ensured, and the feeding failure caused by accidents is avoided. Since the cylinder block 20 and the rotary telescopic body 18 are synchronously moved downward, the first gear 24 and the second gear 25 are always engaged with each other during the lowering. Then, the rotary cylinder 23 is actuated to rotate and swing the rotary telescopic body 18 through an angle by the first gear 24 and the second gear 25. In the process of swinging, the stability of swinging is ensured by the arrangement of the arc-shaped swinging guide groove 31 of the rotary expansion plate 30, the cylinder connecting shaft 34 and the supporting sleeve 21. After the rotating telescopic body 18 is rotated, the female and male buttons are fed between the upper and lower punches 7 and 9. Then, the thin cylinder 22 is actuated to drive the cylinder block 20 and the rotary telescopic body 18 to slightly move upwards, so as to clamp the box on the box receiving tongue 26 into the upper stamping die 7, and the rotary limit block 19 mounted on the upper end of the rotary telescopic fulcrum shaft 29 triggers the travel switch 16 to prompt that the box is clamped into the upper stamping die 7, so as to trigger the thin cylinder 22 to reversely move, so as to drive the cylinder block 20 and the rotary telescopic body 18 to slightly move downwards, and simultaneously, the positioning guide frame swinging cylinder 44 of the positioning assembly 28 is actuated to drive the positioning guide frame 42 to swing upwards. The pin grabbing cylinder 37 acts to drive the two pin grabbing clamps 40 to open, the pin falls into the lower stamping die 9, and the positioning guide frame 42 ensures that the pin falls into the lower stamping die 9 stably. Subsequently, the rotary cylinder 23 is operated to swing and reset the rotary telescopic body 18 through the first gear 24 and the second gear 25. And finally, the female buckle and the male buckle realize stamping buckling under the action of the stamping upper assembly 3 and the stamping lower assembly 4.

The above description of the present invention is intended to be illustrative. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.