阅读说明：本技术 一种自动送纽扣装置中的旋转机构 (Rotating mechanism in automatic button feeding device ) 是由 刘荣华 梁伟健 于 2020-09-11 设计创作，主要内容包括：本发明提供了一种自动送纽扣装置中的旋转机构,属于缝纫设备技术领域。它解决了现有没有对摆臂组件进行定位的结构,在获取纽扣时容易出现偏差等技术问题。本自动送纽扣装置中的旋转机构包括安装座,安装座上铰接有摆臂,安装座上设置有驱动摆臂转动的驱动件一,安装座上设置有定位部,摆臂上连接有定位杆一,定位杆一能够与定位部相抵靠。本发明具有旋转机构的定位杆一和定位部组成一个定位结构,使夹紧机构每次都可以摆动到同一位置,使夹臂能够精确的对准送料通道,避免在夹取纽扣时出现偏差,保证对纽扣进行准确的夹取。(The invention provides a rotating mechanism in an automatic button feeding device, and belongs to the technical field of sewing equipment. The button positioning device solves the technical problems that the existing structure for positioning the swing arm assembly is not available, and deviation is easy to occur when a button is obtained. The rotating mechanism in the automatic button feeding device comprises a mounting seat, wherein a swing arm is hinged to the mounting seat, a first driving piece for driving the swing arm to rotate is arranged on the mounting seat, a positioning portion is arranged on the mounting seat, a first positioning rod is connected to the swing arm, and the first positioning rod can abut against the positioning portion. The first positioning rod and the positioning part with the rotating mechanism form a positioning structure, so that the clamping mechanism can swing to the same position every time, the clamping arms can be accurately aligned with the feeding channel, deviation in button clamping is avoided, and accurate button clamping is guaranteed.)

1. The utility model provides a rotary mechanism in automatic send button device, rotary mechanism includes mount pad (1), it has swing arm (2) to articulate on mount pad (1), be provided with the drive on mount pad (1) swing arm (2) pivoted driving piece (3), its characterized in that, be provided with location portion (4) on mount pad (1), be connected with locating lever (5) on swing arm (2), locating lever (5) can with location portion (4) counterbalance are leaned on.

2. A rotation mechanism in an automatic button feeder according to claim 1, wherein a second positioning rod (6) is connected to the positioning portion (4), and the second positioning rod (6) can abut against the inner end of the swing arm (2).

3. The rotating mechanism of an automatic button feeder according to claim 1, wherein the positioning portion (4) is a limiting block (7), the mounting base (1) is provided with a limiting groove (8), the limiting groove (8) is obliquely arranged, the limiting block (7) is located in the limiting groove (8) and can slide in the limiting groove (8), the limiting block (7) is provided with a strip-shaped groove (9), a bolt (10) penetrates through the strip-shaped groove (9), the bolt (10) and the strip-shaped groove (9) can slide relatively, and the bolt (10) fastens the limiting block (7) in the limiting groove (8) in a threaded manner.

4. A rotation mechanism in an automatic button feeder according to claim 2, characterized in that the inner end of the swing arm (2) has an arc-shaped surface (11), and the second positioning rod (6) can abut against the arc-shaped surface (11).

5. A rotary mechanism in an automatic button feeder according to claim 2, characterized in that the inner end of the swing arm (2) has a first abutting surface (12), the first abutting surface (12) is a plane, and the second positioning rod (6) can abut against the first abutting surface (12).

6. A rotary mechanism in an automatic button feeder according to claim 1, wherein the top of the positioning portion (4) has a second abutting surface (13), the second abutting surface (13) is a plane, and the first positioning rod (5) can abut against the second abutting surface (13).

7. A rotary mechanism in an automatic button feeder according to claim 1, wherein a fixed plate (14) is slidably connected to the swing arm (2), and a second driving member (15) capable of driving the fixed plate (14) to move is fixed to the swing arm (2).

8. A rotary mechanism in an automatic button feeder according to claim 7, characterized in that a top bar (16) is fixed on the fixing plate (14), a buffer pad (17) is arranged on the swing arm (2), and the top bar (16) can be abutted against the buffer pad (17).

9. The rotating mechanism of claim 2, wherein the first positioning rod (5) is a first screw rod (18) or a first shaft pin, the first screw rod (18) is connected to the swing arm (2) in a threaded manner or the first shaft pin is inserted and fixed to the swing arm (2), the second positioning rod (6) is a second screw rod (19) or a second shaft pin, and the second screw rod (19) is connected to the positioning portion (4) in a threaded manner or the second shaft pin is inserted and fixed to the positioning portion (4).

10. The rotating mechanism of an automatic button feeder according to claim 7, wherein the first driving member (3) is a first motor (20), an output shaft of the first motor (20) is connected to a rotating shaft of the swing arm (2), the second driving member (15) is a cylinder (21) or a linear motor, a piston rod (24) of the cylinder (21) or an output shaft of the linear motor is connected to the fixing plate (14), a guide rail (22) is fixed to the swing arm (2), a sliding block (23) is fixed to the fixing plate (14), and the sliding block (23) is slidably connected to the guide rail (22).

Technical Field

The invention belongs to the technical field of sewing equipment, and relates to a rotating mechanism in an automatic button feeding device.

Background

In button attaching, a clamping mechanism is generally required to clamp a button, and then the clamping mechanism is rotated by a rotating mechanism, and the clamping mechanism feeds the button to a button attaching machine. Chinese patent application No. 201621007038.2 discloses a button location and transport mechanism, including backup pad, lift cylinder, step motor and step motor fixed plate, step motor sets firmly on the step motor fixed plate, and the lift cylinder sets firmly in the backup pad, and the push rod of lift cylinder drives the step motor fixed plate and reciprocates, has set firmly the swing arm subassembly in step motor's the output pivot, is provided with the button locating pawl on the swing arm subassembly.

The button positioning and conveying mechanism has the defects that a swing arm assembly is not provided with a positioning structure, and deviation is easy to occur when the button is obtained.

Disclosure of Invention

The invention provides a rotating mechanism in an automatic button feeding device aiming at the problems in the prior art, and the technical problems to be solved by the invention are as follows: how to align the clamping mechanism with the button feed channel.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides a rotary mechanism in automatic send button device, rotary mechanism includes the mount pad, it has the swing arm to articulate on the mount pad, be provided with the drive on the mount pad swing arm pivoted driving piece one, its characterized in that, be provided with location portion on the mount pad, be connected with locating lever one on the swing arm, locating lever one can with location portion counterbalance leans on.

The working principle is as follows: in the rotary mechanism, the swing arm is hinged on the mounting seat, the button clamping mechanism is mounted on the swing arm, when the swing arm is driven by the driving piece I to rotate for a certain angle, the first positioning rod abuts against the positioning portion, the swing arm stops rotating, the clamping arm on the clamping mechanism just aligns at the feeding channel, the first positioning rod and the positioning portion of the rotary mechanism form a positioning structure, the clamping mechanism can swing to the same position at each time, the clamping arm can accurately align at the feeding channel, deviation is avoided when the button is clamped, and the button is accurately clamped.

In the above-mentioned rotary mechanism in the automatic button feeder, a second positioning rod is connected to the positioning portion, and the second positioning rod can abut against the inner end portion of the swing arm.

The button clamping mechanism is installed on the outer end portion of the swing arm, after the swing arm is driven to rotate reversely by a certain angle by the driving piece, the second positioning rod abuts against the inner end portion of the swing arm, the swing arm stops rotating, the clamping arm on the clamping mechanism just aligns at the button sewing mechanism of the button sewing machine, a button clamped by the clamping arm is accurately sent to a to-be-sewn position on clothes, and the second positioning rod and the positioning portion of the rotating mechanism form another positioning structure, so that the clamping mechanism can accurately align at the button sewing mechanism.

In foretell rotary mechanism in automatic send button device, location portion is the stopper, the spacing groove has been seted up on the mount pad, the spacing groove slope sets up, the stopper is located the spacing inslot just can slide in the spacing groove, has seted up the bar groove on the stopper, the bolt is worn to be equipped with in the bar inslot, the bolt with the bar groove can relative slip, the bolt is with stopper screw thread fastening connection in the spacing groove. In this structure, loosen the bolt, the stopper can slide in the spacing groove to can adjust the position between stopper and them according to the position of locating lever one or locating lever two, make the stopper and the contact that locating lever one or locating lever two can be abundant, the location is more accurate, after the position control, the bolt of screwing, again can be convenient fix the stopper.

As another embodiment, the positioning portion may be a positioning plate or a boss, and the shape thereof is not limited.

In the above rotating mechanism in the automatic button feeder, the inner end of the swing arm has an arc surface, and the second positioning rod can abut against the arc surface. After the swing arm swings to a certain angle, in the process that the swing arm moves towards the direction of the button sewing mechanism, the arc-shaped surface is always abutted against the second positioning rod, so that the swing arm is reduced and rocked in the swinging process, and the stability during swinging is improved.

In the above rotating mechanism in the automatic button feeder, the inner end of the swing arm has a first abutting surface, the first abutting surface is a plane, and the second positioning rod can abut against the first abutting surface. The planar abutting surface I can be abutted with the positioning rod II more sufficiently, and a better positioning effect is achieved.

In the above rotating mechanism in the automatic button feeder, the top of the positioning portion has a second abutting surface, the second abutting surface is a plane, and the first positioning rod can abut against the second abutting surface. Being planar support to support and to support face two can with locating lever one more abundant support and support, play better positioning action.

In the rotating mechanism in the automatic button feeder, the swing arm is slidably connected to a fixed plate, and a second driving element capable of driving the fixed plate to move is fixed to the swing arm. In the structure, the button clamping mechanism is fixed on the fixing plate, and when the feeding channel is positioned at different heights on the rack, the fixing plate is slid, so that the position of the clamping arm on the clamping mechanism can be adjusted, the clamping arm is opposite to the feeding channel, and the adaptability is improved.

In the rotating mechanism of the automatic button feeding device, a top rod is fixed on the fixing plate, a buffer pad is arranged on the swing arm, and the top rod can abut against the buffer pad.

The utility model discloses a spacing buffer structure is constituteed with the ejector pin to the blotter, and this structure can be spacing to the fixed plate, prevents that the distance that the fixed plate removed from exceeding the limit, and the blotter adopts and has elastic material to make, when the ejector pin with its collision, plays the cushioning effect, prevents that the ejector pin from damaging because of the collision takes place, has certain reset function simultaneously.

In the rotating mechanism of the automatic button feeding device, the first positioning rod is a first screw rod or a first shaft pin, the first screw rod is in threaded connection with the swing arm or the shaft pin is inserted and fixed on the swing arm, the second positioning rod is a second screw rod or a second shaft pin, and the second screw rod is in threaded connection with the positioning portion or the shaft pin is inserted and fixed on the positioning portion. When the first positioning rod is a bolt, the first screw rod is rotated, the distance between the first screw rod and the positioning portion can be adjusted as required, the first positioning rod and the positioning portion can be in sufficient contact, and positioning is more accurate.

Similarly, when the second positioning rod is the second bolt, the second screw rod is rotated, the distance between the second screw rod and the inner end part of the swing arm can be adjusted as required, so that the second positioning rod and the inner end part of the swing arm can be in full contact, and the positioning accuracy is improved.

In the rotating mechanism of the automatic button feeding device, the first driving part is a first motor, an output shaft of the first motor is connected with a rotating shaft of the swing arm, the second driving part is a cylinder or a linear motor, a piston rod of the cylinder or an output shaft of the linear motor is connected with the fixed plate, a guide rail is fixed on the swing arm, a sliding block is fixed on the fixed plate, and the sliding block is connected on the guide rail in a sliding manner. In the structure, a motor drives a swing arm to rotate, so that a button clamping mechanism on the swing arm is just opposite to a feeding channel or the button clamping mechanism clamps a button and then sends the button to a button sewing mechanism.

The guide rail and the sliding block form a guide rail sliding block structure, and the structure can well improve the stability of the fixed plate when moving.

As another embodiment, the first driving member is a combination of a second motor and a gear assembly.

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

1. the first positioning rod and the first positioning part of the rotating mechanism form a positioning structure, so that the clamping mechanism can swing to the same position every time, the clamping arms can be accurately aligned with the feeding channel, deviation is avoided when the button is clamped, and the button is accurately clamped.

2. The second positioning rod and the positioning part of the rotating mechanism form another positioning structure, so that the clamping mechanism can be accurately aligned with the button sewing mechanism;

3. the swing arm of the rotating mechanism is connected with the fixing plate in a sliding mode, the position of the clamping arm on the clamping mechanism can be adjusted by the aid of the fixing plate in the sliding mode, the clamping arm is opposite to the feeding channel, and adaptability is improved.

Drawings

FIG. 1 is a schematic structural view of the present rotary mechanism;

FIG. 2 is a schematic view of the button clamping mechanism mounted on the swing arm;

FIG. 3 is a schematic structural diagram of a stopper;

FIG. 4 is a schematic structural view of the mounting base;

FIG. 5 is a schematic structural view of a swing arm;

fig. 6 is a schematic structural view of the fixing plate mounted on the swing arm.

In the figure, 1, a mounting seat; 2, swinging the arm; 3, driving a first element; 4, positioning part; 5, positioning a rod I; 6, a second positioning rod; 7, a limiting block; 8, limiting grooves; 9 a strip-shaped groove; 10, bolts; 11, an arc-shaped surface; 12, a first abutting surface; 13 abutting against the surface II; 14 fixing the plate; 15 driving part two; 16 ejector rods; 17 a cushion pad; 18, a first screw rod; 19, a second screw; 20, a first motor; 21 air cylinders; 22 a guide rail; 23, a sliding block; 24 a piston rod; 25 a button clamping mechanism; 26 clamping arms.

Detailed Description

The following are specific embodiments of the present invention, and the technical solutions of the present invention will be further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, the rotating mechanism includes a mounting base 1, a swing arm 2 is hinged on the mounting base 1, a first driving piece 3 for driving the swing arm 2 to rotate is arranged on the mounting base 1, a positioning portion 4 is arranged on the mounting base 1, a first positioning rod 5 is connected to the swing arm 2, and the first positioning rod 5 can abut against the positioning portion 4.

In the rotary mechanism, the swing arm 2 is hinged on the mounting seat 1, the button clamping mechanism 25 is mounted on the swing arm 2, after the swing arm 2 is driven to rotate by a certain angle through the driving piece I3, the positioning rod I5 abuts against the positioning part 4, the swing arm 2 stops rotating, the clamping arm 26 on the clamping mechanism just aligns at the feeding channel at the moment, the positioning rod I5 and the positioning part 4 of the rotary mechanism form a positioning structure, the clamping mechanism can swing to the same position at each time, the clamping arm 26 can accurately align at the feeding channel, deviation when the button is clamped is avoided, and the button is accurately clamped.

As shown in fig. 1, in the present embodiment, the positioning portion 4 is connected to the positioning rod two 6, and the positioning rod two 6 can abut against the inner end portion of the swing arm 2.

Button clamping mechanism 25 is installed on the outer tip of swing arm 2, after driving piece 3 drive swing arm 2 counter-rotation certain angle, locating lever two 6 is held against with the interior tip of swing arm 2, swing arm 2 stall, clamping arm 26 on the clamping mechanism just in time aims at the button sewing mechanism of button sewing machine this moment, the button that clamping arm 26 pressed from both sides was got is accurate send the department of waiting to be buttoned on the clothes, another location structure is constituteed with location portion 4 to the locating lever two 6 of rotary mechanism, make clamping mechanism can be accurate aim at the button sewing mechanism.

As shown in fig. 1, 3 and 4, in this embodiment, location portion 4 is stopper 7, has seted up spacing groove 8 on the mount pad 1, and the setting of 8 slopes of spacing groove, stopper 7 are located spacing groove 8 and can slide in spacing groove 8, have seted up bar groove 9 on the stopper 7, wear to be equipped with bolt 10 on the bar groove 9, and bolt 10 can relative slip with bar groove 9, and bolt 10 is with 7 threaded fastening of stopper in spacing groove 8. In this structure, loosen bolt 10, stopper 7 can slide in spacing groove 8 to can adjust stopper 7 and the position between them according to the position of locating lever one 5 or locating lever two 6, make stopper 7 and locating lever one 5 or the contact that locating lever two 6 can be abundant, fix a position more accurately, after the position control is good, the bolt 10 of screwing, again can be convenient fix stopper 7.

As another example, the positioning portion 4 may be a positioning plate, a boss, or the like, and the shape thereof is not limited.

As shown in fig. 1 or 2, in the present embodiment, the inner end portion of the swing arm 2 has an arc-shaped surface 11, and the second positioning rod 6 can abut against the arc-shaped surface 11. After the swing arm 2 swings to a certain angle, in the process that the swing arm 2 moves towards the direction of the button sewing mechanism, the arc-shaped surface 11 is always abutted against the second positioning rod 6, so that the swing arm 2 is reduced in swinging in the swinging process, and the stability during swinging is improved.

As shown in fig. 1 and 5, in the present embodiment, the inner end portion of the swing arm 2 has a first abutting surface 12, the first abutting surface 12 is a plane, and the second positioning rod 6 can abut against the first abutting surface 12. The abutting surface I12 which is planar can abut against the positioning rod II 6 more fully, and a better positioning effect is achieved.

As shown in fig. 1 and 3, in the present embodiment, the top of the positioning portion 4 has a second abutting surface 13, the second abutting surface 13 is a plane, and the first positioning rod 5 can abut against the second abutting surface 13. The two planar abutting faces 13 can abut against the positioning rod 5 more fully, and a better positioning effect is achieved.

As shown in fig. 1 and 2, in the present embodiment, a fixed plate 14 is slidably connected to the swing arm 2, and a second driving element 15 capable of driving the fixed plate 14 to move is fixed to the swing arm 2. In the structure, the button clamping mechanism 25 is fixed on the fixing plate 14, and when the feeding channel is positioned at different heights on the rack, the fixing plate 14 is slid, so that the position of the clamping arm 26 on the clamping mechanism can be adjusted, the clamping arm 26 is opposite to the feeding channel, and the adaptability is improved.

As shown in fig. 6, in the present embodiment, a top bar 16 is fixed to the fixed plate 14, a cushion pad 17 is provided on the swing arm 2, and the top bar 16 can abut against the cushion pad 17.

Cushion 17 and ejector pin 16 constitute spacing buffer structure, and this structure can be spacing to fixed plate 14, prevents that the distance that fixed plate 14 removed from exceeding the limit, and cushion 17 adopts and is made with elastic material, when ejector pin 16 rather than the collision, plays the cushioning effect, prevents that ejector pin 16 from taking place to damage because of the collision, has certain reset function simultaneously.

As shown in fig. 1, in the embodiment, the first positioning rod 5 is a first screw rod 18 or a first shaft pin, the first screw rod 18 is connected to the swing arm 2 through a screw thread or is inserted into and fixed to the swing arm 2 through a shaft pin, the second positioning rod 6 is a second screw rod 19 or is inserted into and fixed to the positioning portion 4 through a screw thread or is inserted into and fixed to the shaft pin. When the first positioning rod 5 is the bolt 10, the first screw 18 is rotated, the distance between the first screw 18 and the positioning portion 4 can be adjusted as required, so that the first positioning rod 5 and the positioning portion 4 can be in sufficient contact, and positioning is more accurate.

Similarly, when the second positioning rod 6 is the second bolt 10, the second screw 19 is rotated, so that the distance between the second screw 19 and the inner end part of the swing arm 2 can be adjusted as required, the second positioning rod 6 can be in full contact with the inner end part of the swing arm 2, and the positioning accuracy is improved.

As shown in fig. 1, in this embodiment, the first driving element 3 is a first motor 20, an output shaft of the first motor 20 is connected to a rotating shaft of the swing arm 2, the second driving element 15 is a cylinder 21 or a linear motor, a piston rod 24 of the cylinder 21 or an output shaft of the linear motor is connected to the fixing plate 14, a guide rail 22 is fixed on the swing arm 2, a sliding block 23 is fixed on the fixing plate 14, and the sliding block 23 is slidably connected to the guide rail 22. In the structure, the first motor 20 drives the swing arm 2 to rotate, so that the button clamping mechanism 25 on the swing arm 2 is just opposite to the feeding channel or the button clamping mechanism 25 clamps the button and then sends the button to the button sewing mechanism.

The guide rail 22 and the slide block 23 form a guide rail 22 and slide block 23 structure, and the structure can well improve the stability of the fixed plate 14 during moving.

As another embodiment, the first driving member 3 is a combination of a second motor and a gear assembly.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.