Low-noise high-speed machine head gold sheet type presser foot structure of computerized embroidery machine

Abstract

The utility model relates to a low-noise high-speed machine head gold sheet type presser foot structure of a computerized embroidery machine, which belongs to the technical field of computerized embroidery machines and comprises a rack, a presser foot driving rod extending out of the lower end of the rack is arranged in the rack, and a driving block for driving the presser foot driving rod to move up and down is arranged on the upper portion of the presser foot driving rod. A presser foot assembly fixed to the presser foot driving rod is arranged at the lower end of the presser foot driving rod, and a screw fixedly connected with the presser foot driving rod in a threaded mode is arranged on the side edge of the upper portion of the presser foot assembly. The presser foot assembly comprises a presser foot rod, a presser foot gold piece is arranged at the lower end of the presser foot rod, the presser foot gold piece and the presser foot rod are of an integrated bent structure, a presser foot assembling connector is arranged at the upper end of the presser foot rod, a rod inserting hole is formed in the upper end of the presser foot assembling connector, the presser foot driving rod is inserted into the rod inserting hole, and a screw hole is formed in the side edge of the presser foot assembling connector, connected with a screw in a sleeved mode and extends out of the rod inserting hole. The device has the characteristics of compact structure, convenient assembly and good operation stability. The problem of low-noise and high-speed operation of the metal sheet type presser foot is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of computer embroidery machines, in particular to a low-noise and high-speed machine head gold-sheet presser foot structure of a computer embroidery machine. Background Art

[0002] The presser foot of the embroidery machine is driven by the needle bar through the presser foot spring to press the presser foot onto the fabric, so that when the needle bar retracts, the upper thread forms a loop at the needle nose of the needle. The tip of the rotary hook hooks the loop and rotates one circle to wrap around the bottom thread. Then the upper thread is tightened, and the embroidery machine completes a most basic embroidery action, producing a stitch on the fabric. Summary of the Invention

[0003] The utility model mainly solves the deficiencies in the prior art and provides a low-noise, high-speed, gold-plate presser foot structure for a computerized embroidery machine head. The structure is compact, easy to assemble, and has good operating stability. It solves the problem of low-noise, high-speed operation of the gold-plate presser foot.

[0004] The above technical problems of the present invention are mainly solved by the following technical solutions:

[0005] A low-noise, high-speed, sequined presser foot structure for a computerized embroidery machine head includes a frame, a presser foot drive rod extending from the lower end of the frame, a drive block disposed on the upper portion of the presser foot drive rod for driving the presser foot drive rod up and down, a presser foot assembly secured to the presser foot drive rod at the lower end of the presser foot drive rod, and a screw threadedly connected to the presser foot drive rod and secured to the presser foot drive rod at the upper side of the presser foot assembly. The presser foot assembly includes a presser foot rod, a sequined presser foot plate integrally bent with the presser foot rod at the lower end of the presser foot rod, a presser foot assembly joint disposed at the upper end of the presser foot rod, a rod insertion hole disposed at the upper end of the presser foot assembly joint for inserting with the presser foot drive rod, and a screw hole disposed on the side of the presser foot assembly joint for inserting with the screw and extending from the rod insertion hole.

[0006] Preferably, the rear end of the presser foot driving rod is provided with a cam which is fixed to the frame in a bearing-type sleeve connection, and an active rod is provided between the cam and the driving block.

[0007] Preferably, a connecting rod is provided between the active rod and the driving block, the middle part of the connecting rod is riveted to the active rod, the rear part of the connecting rod is fixedly connected to the frame by a pin shaft, and a driven rod is provided between the front part of the connecting rod and the driving block.

[0008] Preferably, a guide slider which is sleeved with the presser foot driving rod is provided between the driving block and the presser foot assembly, and a guide limiting groove which is integrated with the frame and sleeved with the guide slider is provided on the side of the guide slider.

[0009] Preferably, a plurality of rollers are provided between the guide sliding block and the inner walls on both sides of the guide limiting groove.

[0010] Preferably, the upper and lower parts of the guide slider are provided with locking nuts that are threadably sleeved and fixed to the presser foot driving rod.

[0011] Preferably, the presser foot rod and the presser foot gold sheet are in a "J"-shaped structure.

[0012] The utility model can achieve the following effects:

[0013] The utility model provides a low-noise, high-speed, gold-plate presser foot structure for a computer embroidery machine head. Compared with the prior art, the utility model has the characteristics of compact structure, convenient assembly and good operating stability, thus solving the problem of low-noise, high-speed operation of the gold-plate presser foot. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural diagram of the present utility model.

[0015] Figure 2 It is a structural schematic diagram of the presser foot assembly in the utility model.

[0016] In the figure: frame 1, drive block 2, presser foot drive rod 3, guide limit slot 4, roller 5, guide slider 6, locking nut 7, presser foot assembly 8, screw 9, driven rod 10, connecting rod 11, active rod 12, cam 13, presser foot assembly joint 14, screw hole 15, rod insertion hole 16, presser foot rod 17, presser foot gold sheet 18. DETAILED DESCRIPTION

[0017] The technical solution of the present invention will be further specifically described below with reference to the embodiments and the accompanying drawings.

[0018] Example: Figure 1 and Figure 2As shown, a low-noise, high-speed, sequin-type presser foot structure for a computerized embroidery machine head includes a frame 1, within which is disposed a presser foot drive rod 3 extending from the lower end of the frame 1. A drive block 2 is disposed above the presser foot drive rod 3 to drive the presser foot drive rod 3 up and down. A cam 13 is disposed at the rear end of the presser foot drive rod 3, which is fixedly coupled to the frame 1 in a bearing-type sleeve manner. An active rod 12 is disposed between the cam 13 and the drive block 2. A connecting rod 11 is disposed between the active rod 12 and the drive block 2. The middle portion of the connecting rod 11 is riveted to the active rod 12, and the rear portion of the connecting rod 11 is pin-connected to the frame 1. A driven rod 10 is disposed between the front portion of the connecting rod 11 and the drive block 2. A presser foot assembly 8 is disposed at the lower end of the presser foot drive rod 3, fixed to the presser foot drive rod 3. A screw 9 is disposed on the upper side of the presser foot assembly 8, which is threadably connected to the presser foot drive rod 3. The presser foot assembly 8 includes a presser foot rod 17. The lower end of the presser foot rod 17 is equipped with a presser foot gold plate 18, which is an integral, bent structure with the presser foot rod 17. The presser foot rod 17 and the presser foot gold plate 18 form a J-shaped structure. The upper end of the presser foot rod 17 is equipped with a presser foot assembly joint 14. The upper end of the presser foot assembly joint 14 is provided with a rod insertion hole 16 for inserting into the presser foot drive rod 3. A screw hole 15 is provided on the side of the presser foot assembly joint 14, which is connected to the screw 9 and extends out of the rod insertion hole 16. A guide slider 6 is provided between the drive block 2 and the presser foot assembly 8, which is connected to the presser foot drive rod 3. The guide slider 6 has a guide stopper slot 4 on its side, which is integral with the frame 1 and is positioned to stop the guide slider 6. Two pairs of rollers 5 are provided between the inner walls of the guide slider 6 and the guide stopper slot 4. Locking nuts 7 are provided on the upper and lower portions of the guide slider 6, which are threadedly connected to the presser foot drive rod 3.

[0019] In summary, the low-noise, high-speed, gold-finger presser foot structure of this computer embroidery machine has the characteristics of compact structure, convenient assembly and good operating stability. It solves the problem of low-noise and high-speed operation of the gold-finger presser foot.

[0020] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference signs in the claims should not be construed as limiting the claim to which they relate.

[0021] In summary, the above description is only a specific embodiment of the present invention, but the structural features of the present invention are not limited thereto. Any changes or modifications made by any technician in this field within the scope of the present invention are included in the patent scope of the present invention.

Claims

1. A low-noise, high-speed, gold-plated presser foot structure for a computerized embroidery machine, characterized by: The invention comprises a frame (1), wherein the frame (1) is provided with a presser foot driving rod (3) extending from the lower end of the frame (1), the upper part of the presser foot driving rod (3) is provided with a driving block (2) for driving the presser foot driving rod (3) to move up and down, the lower end of the presser foot driving rod (3) is provided with a presser foot assembly (8) fixed to the presser foot driving rod (3), and the upper side of the presser foot assembly (8) is provided with a screw (9) threadedly connected to the presser foot driving rod (3); the presser foot assembly (8) ) includes a presser foot rod (17), the lower end of the presser foot rod (17) is provided with a presser foot gold plate (18) which is an integrated bending structure with the presser foot rod (17), the upper end of the presser foot rod (17) is provided with a presser foot assembly joint (14), the upper end of the presser foot assembly joint (14) is provided with a rod insertion hole (16) which is plugged into the presser foot driving rod (3), and the side of the presser foot assembly joint (14) is provided with a screw hole (15) which is sleeved with the screw (9) and extends out of the rod insertion hole (16).

2. The low-noise, high-speed, gold-plated presser foot structure for a computer embroidery machine according to claim 1, characterized in that: The rear end of the presser foot driving rod (3) is provided with a cam (13) which is fixed to the frame (1) in a bearing-type sleeve manner, and an active rod (12) is provided between the cam (13) and the driving block (2).

3. The low-noise, high-speed, gold-plated presser foot structure for a computer embroidery machine according to claim 2, characterized in that: A connecting rod (11) is provided between the active rod (12) and the driving block (2), the middle portion of the connecting rod (11) is riveted to the active rod (12), the rear portion of the connecting rod (11) is pin-connected and fixed to the frame (1), and a driven rod (10) is provided between the front portion of the connecting rod (11) and the driving block (2).

4. The low-noise, high-speed, gold-plated presser foot structure for a computer embroidery machine according to claim 1, characterized in that: A guide slider (6) is provided between the driving block (2) and the presser foot assembly (8) and is sleeved with the presser foot driving rod (3). A guide limiting groove (4) is provided on the side of the guide slider (6) and is integrated with the frame (1) and sleeved with the guide slider (6) in a limiting manner.

5. The low-noise, high-speed, gold-plated presser foot structure for a computer embroidery machine according to claim 4, characterized in that: A plurality of rollers (5) are provided between the guide slide block (6) and the inner walls on both sides of the guide limit groove (4).

6. The low-noise, high-speed, gold-plated presser foot structure for a computer embroidery machine according to claim 4, characterized in that: The guide slider (6) is provided with a locking nut (7) in the upper and lower parts thereof and is threadably sleeved and fixed to the presser foot driving rod (3).

7. The low-noise, high-speed, gold-plated presser foot structure for a computer embroidery machine according to claim 1, characterized in that: The presser foot rod (17) and the presser foot gold sheet (18) are in a "J"-shaped structure.

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