CN212247437U - Sewing machine with joint cutting function - Google Patents

Abstract

The utility model discloses a sewing machine with joint-cutting function, include the frame, fix the work platen in the frame and fix the sewing machine head on the work platen. The lower side of the working table plate is provided with a cutter mounting frame capable of lifting, a cutter driving motor is fixed on the cutter mounting frame, a power output shaft of the cutter driving motor is connected with a circular blade, and the working table plate is provided with a cutter groove for the circular blade to ascend and penetrate. The utility model discloses the integration has the blank function, and after the material sewing was accomplished, the circular blade can lift out the cutter groove, and the material is by sewing machine's feeding mechanism control blank position, directly with circular blade opening in the position that needs, realizes the automation of sewing and blank.

Description

Sewing machine with joint cutting function

Technical Field

The utility model relates to an industrial sewing machine, specifically speaking are sewing machine with joint-cutting function.

Background

The utility model discloses a patent number 201620092308.8's utility model patent discloses a rotatory sewing machine can make the sewing machine possess the function that punches a hole to the seam material in the course of the work to the die cutter can autogiration, punches out punching a hole of different angles on the seam material. The rotary seam punching machine is suitable for the working procedures of punching holes on a sewing material and then sewing.

The rotary seam punching machine disclosed in the patent comprises a sewing machine head, wherein one side of the sewing machine head is provided with a rotatable driven wheel and a motor which drives the driven wheel to rotate through a transmission mechanism. The axle center of the driven wheel is provided with a spline connecting rod shaft sleeve, and a spline transmission shaft capable of axially moving is arranged in the spline connecting rod shaft sleeve. The upper end of the spline transmission shaft is provided with a stamping cylinder for driving the spline transmission shaft to move axially, and the lower end of the spline transmission shaft is connected with a stamping knife. According to the technology, the punching force is applied to the punching knife through the punching air cylinder, and due to the fact that the punching speed of the punching air cylinder is low, only a single hole can be punched in the sewing material, and the width of the single hole is consistent with that of the punching knife.

In the actual sewing process, the situation that a long cut needs to be cut on a sewing material and then sewing is carried out exists, and the rotary seam punching machine can only punch a single hole, so that the punching speed cannot follow the moving speed of the sewing material, and the operation requirement of a material cutting process cannot be met.

Disclosure of Invention

The utility model aims to solve the technical problem to above-mentioned prior art current situation, and provide a sewing machine with joint-cutting function, can cut continuous longer incision to the sewing material when sewing operation to sew processing is carried out to the incision.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a sewing machine with a joint cutting function comprises a machine frame, a working table plate fixed on the machine frame and a sewing machine head fixed on the working table plate. The lower side of the working table plate is provided with a cutter mounting frame capable of lifting, a cutter driving motor is fixed on the cutter mounting frame, a power output shaft of the cutter driving motor is connected with a circular blade, and the working table plate is provided with a cutter groove for the circular blade to ascend and penetrate.

In order to optimize the technical proposal, the utility model discloses still include following modified technical proposal.

The rack is fixed with a lifting driving cylinder for driving the cutter mounting rack to lift.

The rack is fixed with a mounting base, the mounting base is provided with a vertical guide rod, and the cutter mounting rack is arranged on the guide rod in a sliding mode.

The lifting driving cylinder is fixed at the bottom of the mounting base, and a piston rod of the lifting driving cylinder is connected with the bottom of the cutter mounting frame.

And a return spring for driving the cutter mounting frame to descend is sleeved on the guide rod.

The sewing machine head is fixedly provided with a pressing driving cylinder, and a piston rod of the pressing driving cylinder is connected with a pressing plate capable of ascending and descending above the cutter groove.

The bottom of the material pressing plate is provided with a material cutting groove for accommodating the material cutting of the circular blade.

The mounting base is fixed with a sharpening support, the sharpening support is provided with a driving rod capable of axially sliding, one end of the driving rod is provided with a sharpener capable of being matched with the cutting edge of the circular blade, and the other end of the driving rod is provided with a pressing part.

Compared with the prior art, the utility model discloses a sewing machine with joint-cutting function, the integration has the blank function, and after the material sewing was accomplished, the cutter groove can be risen to circular blade, and the material is by sewing machine's feeding mechanism control blank position, directly with circular blade opening in the position that needs, realizes the automation of sewing and blank.

Drawings

Fig. 1 is a schematic perspective view of the present embodiment.

Fig. 2 is a perspective view of a circular blade portion.

Fig. 3 is an assembled exploded view of fig. 2.

Detailed Description

Embodiments of the present invention are described in further detail below with reference to the accompanying drawings.

Fig. 1 to fig. 3 are schematic structural diagrams of the present invention.

Wherein the reference numerals are: the automatic feeding device comprises a working table plate 1, a cutter groove 11, a sewing machine head 2, a cutter mounting frame 3, a cutter driving motor 4, a circular blade 5, a lifting driving cylinder 6, a guide rod 7, a return spring 71, a mounting base 8, a knife grinding support 80, a driving rod 81, a knife grinder 82, a pressing part 83, a pressing driving cylinder 9, a pressing plate 91 and a cutting groove 92.

The sewing machine with the slitting function of the embodiment comprises a frame, a workbench plate 1 fixed on the frame, and a sewing machine head 2 fixed on the workbench plate 1. The lower side of the working table plate 1 is provided with a cutter mounting frame 3 capable of lifting, the cutter mounting frame 3 is fixed with a cutter driving motor 4, a power output shaft of the cutter driving motor 4 is connected with a circular blade 5, and the working table plate 1 is provided with a cutter groove 11 for the circular blade 5 to ascend and penetrate.

The frame is fixed with a lifting driving cylinder 6 for driving the cutter mounting frame 3 to lift.

The frame is fixed with mounting base 8, and mounting base 8 is equipped with vertical guide bar 7, and cutter mounting bracket 3 slides and sets up on guide bar 7.

The lifting driving cylinder 6 is fixed at the bottom of the mounting base 8, and a piston rod of the lifting driving cylinder 6 is connected with the bottom of the cutter mounting frame 3.

The guide rod 7 is sleeved with a return spring 71 for driving the cutter mounting frame 3 to descend. In this embodiment, the piston rod of the lifting drive cylinder 6 abuts against the bottom of the cutter mounting bracket 3, the lifting drive cylinder 6 drives the cutter mounting bracket 3 to ascend, and the return spring 71 drives the cutter mounting bracket 3 to descend.

The piston rod of the lifting driving cylinder 6 can be directly connected with the bottom of the cutter mounting frame 3, and the lifting driving cylinder 6 is a bidirectional cylinder to control the ascending and descending of the cutter mounting frame 3. The piston rod and the bottom of the cutter mounting frame 3 can also adopt a movable connection mode, so that the assembly precision is reduced.

The sewing machine head 2 is fixed with a pressing driving cylinder 9, and a piston rod of the pressing driving cylinder 9 is connected with a pressing plate 91 which can lift above the cutter groove 11.

The bottom of the pressure plate 91 has a blanking groove 92 for receiving the blanking of the circular blade 5.

The mounting base 8 is fixed with a sharpening support 80, the sharpening support 80 is provided with an actuating rod 81 capable of axially sliding, one end of the actuating rod 81 is provided with a sharpener 82 capable of being matched with the cutting edge of the circular blade 5, and the other end is provided with a pressing part 83. The pressing portion 83 is manually operated to bring the sharpener 82 into contact with the edge of the circular blade 5, thereby sharpening the blade.

While the preferred embodiments of the present invention have been illustrated, various changes and modifications may be made by those skilled in the art without departing from the scope of the present invention.

Claims (8)

1. The utility model provides a sewing machine with joint-cutting function, includes the frame, fixes workstation board (1) in the frame and fixes sewing machine head (2) on workstation board (1), characterized by: the cutter is characterized in that a cutter mounting frame (3) capable of lifting is arranged below the working table plate (1), a cutter driving motor (4) is fixed on the cutter mounting frame (3), a power output shaft of the cutter driving motor (4) is connected with a circular blade (5), and a cutter groove (11) allowing the circular blade (5) to ascend and penetrate is formed in the working table plate (1).

2. The sewing machine of claim 1, wherein: the frame is fixed with a lifting driving cylinder (6) for driving the cutter mounting frame (3) to lift.

3. The sewing machine of claim 2, wherein: the cutting knife is characterized in that a mounting base (8) is fixed on the rack, a vertical guide rod (7) is arranged on the mounting base (8), and the cutting knife mounting frame (3) is arranged on the guide rod (7) in a sliding mode.

4. The sewing machine of claim 3, wherein: the lifting driving cylinder (6) is fixed at the bottom of the mounting base (8), and a piston rod of the lifting driving cylinder (6) is connected with the bottom of the cutter mounting frame (3).

5. The sewing machine of claim 3, wherein: the guide rod (7) is sleeved with a return spring (71) for driving the cutter mounting frame (3) to descend.

6. The sewing machine of claim 1, wherein: the sewing machine head (2) is fixed with a pressing driving cylinder (9), and a piston rod of the pressing driving cylinder (9) is connected with a pressing plate (91) which can lift above the cutter groove (11).

7. The sewing machine of claim 6, wherein: the bottom of the material pressing plate (91) is provided with a material cutting groove (92) for accommodating the material cutting of the circular blade (5).

8. The sewing machine of claim 3, wherein: the mounting base (8) is fixed with sharpedge grinding support (80), sharpedge grinding support (80) are equipped with ability endwise slip's actuating lever (81), the one end of actuating lever (81) be equipped with can with circular blade (5) cutting edge complex sharpener (82), the other end is equipped with presses portion (83).

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