Automatic material transferring device for sewing

Abstract

The invention relates to the technical field of sewing machines, and discloses an automatic material transferring device for sewing, which comprises a bearing platform, a control device, a clamping device and a moving device, the clamping device and the moving device are electrically connected with the control device, the clamping device is arranged on the moving device, and the moving device is arranged on the bearing platform. The control device controls the moving device to drive the clamping device to move along the arc track, and the control device controls the clamping device to be opened and closed. The cloth is clamped by the clamping device to move along the arc track, so that the cloth can be rotated, manual material transferring is not needed, time and labor are saved, and the sewing effect is good.

Description

TECHNICAL FIELD

[0001] The present application relates to the sewing machine technical field, especially to a kind of automatic material rotating device for sewing. BACKGROUND

[0002] The traditional sewing machine needs to rotate the cloth when carrying out the action such as overlock, usually needs to rotate the cloth by hand, some cloth is huge and heavy, not only consumes manpower and time, but also affects the sewing effect if not rotated in place.

[0003] Therefore, it is necessary to propose a new automatic material rotating device for sewing to solve the above problems, solve the problem that the traditional sewing machine needs to rotate the cloth when carrying out the action such as overlock, needs to rotate the cloth by hand, consumes manpower and time, and affects the sewing effect if not rotated in place. SUMMARY

[0004] The present application provides an automatic material rotating device for sewing, which solves the problem that the traditional sewing machine needs to rotate the cloth when carrying out the action such as overlock, needs to rotate the cloth by hand, consumes manpower and time, and affects the sewing effect if not rotated in place.

[0005] The technical problem solved by the present application is realized by the following technical scheme:

[0006] An automatic material rotating device for sewing includes a supporting platform, a control device, a clamping device and a moving device, the clamping device and the moving device are electrically connected with the control device, the clamping device is arranged on the moving device, the control device controls the moving device to drive the clamping device to move along a circular arc track, and the control device controls the clamping device to open and close.

[0007] Further, the moving device includes a bracket, a motor fixed on the bracket, a gear driven by the motor, a circular arc-shaped guide rail parallel to the supporting platform, and a circular arc-shaped gear rack corresponding to the position of the guide rail, the guide rail and the gear rack are relatively fixed with respect to the supporting platform, the gear is engaged with the gear rack, the bracket is slidably matched with the guide rail, the clamping device is fixed on the bracket, and the motor is electrically connected with the control device.

[0008] Further, a moving block is fixedly arranged on the bracket, a guide rail groove is arranged at the bottom of the moving block, the guide rail is slidably matched with the guide rail groove and supports the moving block, so as to realize the relative sliding fit between the bracket and the guide rail.

[0009] Further, the clamping device includes a movable plate and a rotating device for swinging the movable plate around a horizontal axis, and the rotating device is electrically connected with the control device.

[0010] Further, the rotating device comprises a telescopic rod, a support rod, a connecting rod, and a cylinder for driving the telescopic rod to extend or retract, the telescopic rod is hingedly connected to one end of the support rod, the other end of the support rod is fixedly connected to the movable plate, one end of the connecting rod is hingedly connected to the middle of the support rod, and the other end of the connecting rod is hingedly connected to the cylinder, and the cylinder is electrically connected to the control device.

[0011] Further, the clamping device further comprises a telescopic device fixed to the support, and the telescopic device is used to drive the rotating device to move in the vertical direction.

[0012] Further, the supporting platform is provided with an arc-shaped accommodation slot extending in the horizontal direction and penetrating through the supporting platform, when the telescopic device rises, the clamping device extends above the supporting platform from the accommodation slot, and when the telescopic device descends, the clamping device retracts below the surface of the supporting platform.

[0013] Further, the guide rail and the rack are both semicircular arcs.

[0014] Further, the clamping device and the moving device each have two groups, and each group is separated by a distance of one quarter of a circle.

[0015] Further, the application further comprises a detector arranged on the supporting platform and used to detect the position of the cloth, and the detector is electrically connected to the control device.

[0016] The application has the following beneficial effects:

[0017] The application sets the supporting platform, the control device, the clamping device, and the moving device, electrically connects the clamping device and the moving device to the control device, arranges the clamping device on the moving device, controls the moving device to drive the clamping device to move along the arc track, controls the clamping device to open and close, and clamps the cloth to move along the arc track, so that the cloth can be rotated without manual rotation, time and labor are saved, and the sewing effect is good. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the application or the prior art, the following will briefly introduce the drawings needed to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description only show some embodiments of the application, and other drawings can be obtained by those skilled in the art without any creative effort based on these drawings.

[0019] Figure 1 It is a structural schematic diagram of the application when rotating the cloth.

[0020] Figure 2 It is a three-dimensional structural schematic diagram of the application.

[0021] Figure 3Enlarged view of A in FIG. 1.

[0022] Figure 4 Enlarged view of B in FIG. 1.

[0023] Figure 5 Schematic diagram of the three-dimensional structure of the combination of the clamping device and the moving device of the present application.

[0024] Figure 6 Schematic diagram of the three-dimensional structure of the combination of the clamping device and the moving device of the present application.

[0025] Figure 7 Cross-sectional view of the cooperation between the moving device and the guide rail and the rack of the present application.

[0026] Among them, 1 is a supporting platform, 2 is a clamping device, 21 is a movable plate, 22 is a rotating device, 23 is a telescopic rod, 24 is a supporting rod, 25 is a connecting rod, 26 is a cylinder, 27 is a telescopic device, 3 is a moving device, 31 is a support, 32 is a motor, 33 is a gear, 34 is a guide rail, 35 is a rack, 36 is a moving block, 37 is a guide rail groove, 4 is a clearance groove, 5 is a detector, 6 is a fixed plate, and 100 is cloth. DETAILED DESCRIPTION

[0027] In order to make the technical means, creative features, purposes and effects realized by the present application easy to understand, the present application will be further described below in combination with specific drawings.

[0028] Referring to Figures 1 to 7 An automatic cloth rotating device for sewing, comprising a supporting platform 1, a control device, a clamping device 2 and a moving device 3, wherein the clamping device 2 and the moving device 3 are respectively electrically connected with the control device, the clamping device 2 is arranged on the moving device 3, the control device controls the moving device 3 to drive the clamping device 2 to move along an arc trajectory, and the control device controls the clamping device 2 to open and close. The clamping device 2 clamps the cloth to move along an arc trajectory, that is, the cloth can be rotated without manual rotation, which saves time and effort and has good sewing effect.

[0029] The moving device 3 comprises a support 31, a motor 32 fixed on the support 31, a gear 33 driven by the motor 32, an arc-shaped guide rail 34 parallel to the supporting platform 1, and an arc-shaped rack 35 corresponding to the position of the guide rail 34, wherein the guide rail 34 and the rack 35 are relatively fixed with respect to the supporting platform 1, the gear 33 is engaged with the rack 35, the support 31 is in sliding fit with the guide rail 34, the clamping device 2 is fixed on the support 31, and the motor 32 is electrically connected with the control device. The arc-shaped guide rail 34 in sliding fit with the support 31 and the arc-shaped rack 35 engaged with the gear 35 provide a moving carrier for the moving device 3 to move along an arc trajectory, so that the clamping device 2 clamps the cloth to move along an arc trajectory.

[0030] The bracket 31 is fixedly provided with a moving block 36, the bottom of the moving block 36 is provided with a guide rail groove 37, the guide rail 34 is in sliding fit with the guide rail groove 37 and supports the moving block 36, so as to realize the relative sliding fit of the bracket 31 and the guide rail 34. In this way, the bracket 31 can be supported by the guide rail 34.

[0031] The clamping device 2 comprises a movable plate 21 and a rotating device 22 for swinging the movable plate 21 about a horizontal axis, and the rotating device 22 is electrically connected with the control device. The movable plate 21 can swing about the horizontal axis, so that the clamping device 2 can be easily opened and separated from the cloth.

[0032] The rotating device 22 comprises a telescopic rod 23, a support rod 24, a connecting rod 25 and a cylinder 26 for driving the telescopic rod 23 to extend or retract, the telescopic rod 23 is hingedly connected with one end of the support rod 24, the other end of the support rod 24 is fixedly connected with the movable plate 21, one end of the connecting rod 25 is hingedly connected with the middle of the support rod 24, the other end of the connecting rod 25 is hingedly connected with the cylinder 26, and the cylinder 26 is electrically connected with the control device. The rotating device 22 has a simple structure.

[0033] The clamping device 2 further comprises a telescopic device 27 fixed on the bracket 31, which is used to drive the rotating device 22 to move in the vertical direction. The telescopic device 27 can lift and lower the clamping device 2, and the moving device 3 drives the clamping device 2 to reset, so that the clamping device 2 can rotate back and forth to clamp and rotate, without hindering the movement of the cloth 100, and further facilitating the opening and separation of the clamping device 2 from the cloth.

[0034] The supporting platform 1 is provided with an arc-shaped accommodation groove 4 extending in the horizontal direction and penetrating through the supporting platform 1, the clamping device 2 extends out of the supporting platform 1 when the telescopic device 27 rises, and the clamping device 2 retracts below the tabletop of the supporting platform 1 when the telescopic device 27 descends. The accommodation groove 4 can facilitate the lifting and lowering of the clamping device 2.

[0035] The guide rail 34 and the rack 35 are each a semicircular arc.

[0036] The clamping device 2 and the moving device 3 each have two groups, and each group is separated by a distance of one quarter of a circle. In this way, the rectangular cloth can be rotated, as shown in the figure, one group on the left clamps and pulls the cloth 100, and the other group clamps and pushes the adjacent side of the cloth 100, so as to realize rotation. After a right angle is rotated, the moving device 3 drives the clamping device to reset, and when the cloth 100 is sewn and moved to the position to be rotated, the next rotation is prepared. Figure 1

[0037] ​The device further comprises a detector 5 arranged on the supporting platform 1 for detecting the position of the cloth, and the detector 5 is electrically connected with the control device. When the detector 5 detects that the cloth 100 moves to the position where rotation is needed, the moving device 3 drives the clamping device 2 to rotate the cloth.

[0038] Preferably, the detector 5 is located at the rotation starting position. When the detector 5 detects that the cloth 100 passes the rotation starting position, the moving device 3 starts to drive the clamping device 2 to rotate the cloth 100.

[0039] Preferably, a fixed plate 6 is arranged below the movable plate 21 and is fixedly connected with the support 31 and is lower than the table top of the supporting platform 1, and the movable plate 21 and the fixed plate 6 jointly clamp the cloth 100.

[0040] The above shows and describes the basic principles and main features of the present application and the advantages of the present application. It should be understood by those skilled in the art that the present application is not limited to the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only illustrative of the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. An automatic transfer device for sewing, comprising a support platform (1), characterized in that: The control device is electrically connected with the clamping device (2) and the moving device (3), the clamping device (2) is arranged on the moving device (3), and the control device controls the moving device (3) to drive the clamping device (2) to move along the circular arc track, and the control device controls the clamping device (2) to open and close.

2. The automatic thread transfer device for sewing according to claim 1, characterized by: The moving device (3) comprises a support (31), a motor (32) fixed on the support (31), a gear (33) driven by the motor (32), a circular arc-shaped guide rail (34) parallel to the supporting platform (1), and a circular arc-shaped rack (35) corresponding to the position of the guide rail (34), the guide rail (34) and the rack (35) are relatively fixed with respect to the supporting platform (1), the gear (33) is engaged with the rack (35), the support (31) is in sliding fit with the guide rail (34), the clamping device (2) is fixed on the support (31), and the motor (32) is electrically connected with the control device.

3. The automatic thread transfer device for sewing according to claim 2, wherein: The support (31) is fixedly provided with a moving block (36), the bottom of the moving block (36) is provided with a guide rail groove (37), the guide rail (34) is in sliding fit with the guide rail groove (37) and supports the moving block (36), so that the support (31) is in relative sliding fit with the guide rail (34).

4. The automatic thread transfer device for sewing according to claim 2, wherein: The clamping device (2) comprises a movable plate (21) and a rotating device (22) for swinging the movable plate (21) about a horizontal shaft, and the rotating device (22) is electrically connected with the control device.

5. The automatic thread transfer device for sewing according to claim 4, wherein: The rotating device (22) comprises a telescopic rod (23), a supporting rod (24), a connecting rod (25) and a cylinder (26) for driving the telescopic rod (23) to stretch and retract, one end of the telescopic rod (23) is hingedly connected with one end of the supporting rod (24), the other end of the supporting rod (24) is fixedly connected with the movable plate (21), one end of the connecting rod (25) is hingedly connected with the middle portion of the supporting rod (24), the other end of the connecting rod (25) is hingedly connected with the cylinder (26), and the cylinder (26) is electrically connected with the control device.

6. The automatic thread transfer device for sewing according to claim 4, wherein: The clamping device (2) further comprises a telescopic device (27) fixed on the support (31), and the telescopic device (27) is used for driving the rotating device (22) to move in the vertical direction.

7. The automatic thread transfer device for sewing according to claim 6, wherein: The supporting platform (1) is provided with a circular arc-shaped accommodation groove (4) extending in the horizontal direction and penetrating through the supporting platform (1) in the up-down direction, when the telescopic device (27) rises, the clamping device (2) extends above the supporting platform (1) from the accommodation groove (4), and when the telescopic device (27) descends, the clamping device (2) is retracted below the tabletop of the supporting platform (1).

8. The automatic thread transfer device for sewing according to claim 2, wherein: The guide rail (34) and the rack (35) are each a semicircular arc.

9. The automatic thread transfer device for sewing according to any one of claims 1 to 8, characterized by: The clamping device (2) and the moving device (3) each have two groups, and each group is separated by a distance of one quarter of a circle.

10. The automatic thread transfer device for sewing according to any one of claims 1 to 8, characterized by: A detector (5) for detecting the position of the cloth is arranged on the supporting platform (1), and the detector (5) is electrically connected with the control device.

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