Tape coiling machine head of sewing embroidery machine
By setting small wave-shaped sawtooth and hexagonal line shapes of the pressing seat on the front side of the split groove of the embroidery machine, the problems of line winding and stability are solved, and the quality and service life of the embroidery are improved.
Patent Information
- Application Number
- CN202420904369.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-28
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2034-04-28
AI Technical Summary
The existing embroidery machines are prone to wrap wires when splitting, and the stability of the pressed cloth parts is not high, resulting in a decrease in the quality of the embroidery.
The small wave-shaped sawtooth on the front side of the splitter and the hexagonal line-shaped outer edge of the pressing seat are designed to reduce line winding and improve pressing stability respectively.
It effectively avoids wire winding, improves the quality of the embroidery and the stability of the pressed parts, and extends the service life.
Smart Images
Figure CN222251320U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of embroidery machinery, in particular to a tape head for a sewing and embroidery machine. Background Art
[0002] Embroidery machine, also known as computer embroidery machine, is the most advanced embroidery machine in contemporary times. It can make traditional hand embroidery be realized with high speed and high efficiency, and can also realize the requirements of "multi-level, multi-function, unity and perfection" that hand embroidery cannot achieve. It is an electromechanical product that embodies a variety of high-tech. As computer embroidery replaces hand embroidery, computer embroidery machine will also become the main machine type in the embroidery industry.
[0003] Patent No. CN202220963943.4 discloses an embroidery machine head and an embroidery machine, wherein the embroidery machine head comprises: a needle clamp fixing seat, wherein the needle clamp fixing seat is provided with a cavity structure; a needle nozzle cover; the needle nozzle cover is passed through the cavity structure, wherein the needle nozzle cover comprises an upper blocking portion and a lower blocking portion located on the upper and lower sides of the cavity structure, wherein the needle nozzle cover cooperates with the axial stop of the cavity structure through the upper blocking portion; and an elastic reset member, wherein the elastic reset member is press-fitted on the cavity structure. The embroidery machine of the utility model includes an embroidery machine head and an embroidery needle between the lower blocking part and the needle clamp fixing seat. The embroidery needle is reciprocatedly inserted into the needle mouth sleeve of the embroidery machine head when working. The embroidery machine head of the utility model can reduce the inertial impact force generated by the needle mouth sleeve on the cloth, avoid the cloth or embroidery thread from being damaged by the impact, and improve the quality of the embroidery product of the embroidery machine. However, the device has the following problems: first, the threads are easily entangled when dividing the threads, and second, the stability is not high when the cloth pressing piece presses the embroidery cloth. Utility Model Content
[0004] The purpose of the utility model is to solve the technical problem that the wires are easily entangled when dividing the wires by arranging small wave-shaped saw teeth on the inner side of the notch on the front side of the wire dividing groove, and to solve the technical problem that the cloth pressing piece has low stability when pressing cloth by arranging the hexagonal line shape of the outer edge of the lowest cloth pressing seat and the presser foot.
[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0006] A tape head for a sewing and embroidery machine, characterized in that it includes a head shell, a thread adjusting disk mechanism is provided on the front side of the upper end of the head shell, the front end of the head shell is slidably connected to a needle bar frame mechanism, a protective shell is provided on the lower front end of the needle bar frame mechanism, and a thread hooking unit is provided on the lower left end of the head shell.
[0007] As a preference, a wire adjusting rod is provided at the upper front end of the wire adjusting disk mechanism, a tension disk is provided at the lower front end of the wire adjusting disk mechanism, a spring is provided inside the tension disk, and a wire dividing groove is provided at the uppermost end of the wire adjusting disk mechanism.
[0008] As a preferred embodiment, a fixed frame is provided at the upper end of the needle bar frame mechanism, a thread take-up rod groove is provided at the upper end of the fixed frame, a thread take-up rod is provided between the thread take-up rod grooves, and a thread taking groove is provided at the lower end of the fixed frame, fixed columns are provided at the left and right ends of the lower side of the rear end of the fixed frame, and the rear end of the fixed column is fixedly connected to the slide rail.
[0009] As a preferred embodiment, a thread take-up rod fixing rod is sleeved at the center of the lower rear end of the thread take-up rod, and a thread take-up rod shaft is sleeved on the thread take-up rod fixing rod, and the thread take-up rod shaft is clamped in the gap between the thread take-up rods, a fixing seat is provided at the lower end of the thread take-up rod shaft, and a main fixing rod is provided at the center position of the lower end of the fixing seat, the front side of the upper end of the main fixing rod is fixedly connected to a sliding block, and the sliding block is slidably connected to a sliding rail.
[0010] As a preferred embodiment, the front side of the lower end of the main fixed rod is connected to the needle bar fixing seat, and connecting seats are provided at the left and right ends of the needle bar fixing seat. The lower ends of the connecting seats are fixedly connected to the cloth pressing seat on one side close to each other, and a needle clamp tension adjuster is provided at the front end of the needle bar fixing seat.
[0011] As a preferred embodiment, a needle chuck is sleeved at the lower end of the needle bar fixing seat, a needle bar is sleeved at the center of the needle chuck, an embroidery needle is provided at the lower end of the needle chuck, a connecting piece is provided at the center of the needle bar, a thread taking spring is provided at the upper end of the needle bar, and a presser foot piece is provided on the front side of the connecting piece.
[0012] As a preferred embodiment, a wire hooking machine unit is provided with a wire hooking handle base at the right end, a handle connecting seat is provided at the left side of the upper end of the wire hooking handle base, a wire hooking handle is provided at the left side of the handle connecting seat, an operating blade is provided at the lower side of the center position of the handle connecting seat, the lower end of the operating blade is in the shape of an inverted U-notch, the left side of the lower end of the wire hooking handle base is fixedly connected to a wire hooking knife base, a wire hooking knife is provided at the center of the wire hooking knife base, a protrusion is provided on the left side of the rear end of the wire hooking knife, the protrusion protrudes from the wire hooking knife base, the inverted U-mouth shape of the lower end of the operating blade clamps the protrusion, and the center of the wire hooking knife base is provided with a gap for the protrusion to slide back and forth.
[0013] As a preferred embodiment, a plurality of notches are provided on the front side of the branching groove, and small wave-shaped saw teeth are provided inside the notches.
[0014] As another preferred embodiment, the presser foot extends downward to the lower side of the embroidery needle, a graphene wear-resistant layer is provided on the lowermost side of the presser foot, a circular hollow opening is provided at the center of the presser foot, and the outer edge of the lowermost end of the presser foot is in the shape of a hexagonal line.
[0015] Beneficial effects of the utility model:
[0016] (1) In the utility model, a wire dividing groove is provided so that when the equipment is working, the wires are divided through the wire dividing groove to reduce the possibility of entanglement. By providing a small wave-shaped sawtooth on the inner side of the notch on the front side of the wire dividing groove, the sawtooth shape is used when dividing the wires, so that the contact area between the wires is reduced, and the possibility of entanglement between the wires is completely eliminated.
[0017] (2) In the utility model, by providing a cloth pressing seat at the lower end of the needle bar fixing seat, the embroidery cloth can be pressed more stably during embroidery work, thereby preventing embroidery defects caused by slight vibrations during machine operation.
[0018] (3) In the utility model, the outer edge of the lowermost end of the presser foot is arranged in a hexagonal line shape, so that the stability is higher when pressing the embroidery cloth. By arranging a graphene wear-resistant layer at the lowermost side of the presser foot, the wear resistance of the presser foot is increased and the service life is increased.
[0019] In summary, the device has the advantages of improving the quality of embroidery and reducing thread entanglement, and is particularly suitable for the field of embroidery machinery technology. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.
[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model.
[0022] Figure 2 It is a structural schematic diagram of the thread take-up rod fixing seat in the utility model.
[0023] Figure 3 It is a schematic diagram of the interior of the rear end of the thread take-up rod in the utility model.
[0024] Figure 4 It is a structural schematic diagram of the needle rod fixing seat in the utility model.
[0025] Figure 5 It is a schematic diagram of the internal structure of the needle bar fixing seat of the utility model.
[0026] Figure 6 This is a schematic diagram of the structure of the presser foot in the utility model.
[0027] Figure 7 It is a structural schematic diagram of the thread hooking knife group in the utility model.
[0028] Figure 8This is an enlarged schematic diagram of the central wire duct of the utility model
[0029] Fig. 9 It is an enlarged schematic diagram of the presser foot in the utility model. DETAILED DESCRIPTION
[0030] The technical solutions in the embodiments of the present utility model are clearly and completely described below in conjunction with the accompanying drawings.
[0031] Embodiment 1
[0032] like Figures 1 to 9 As shown, the utility model provides a tape head for a sewing and embroidery machine, which is characterized by comprising a head shell 1, a thread adjusting disk mechanism 2 is provided on the front side of the upper end of the head shell, the front end of the head shell 1 is slidably connected to a needle bar frame mechanism 3, a protective shell 4 is provided on the lower front end of the needle bar frame mechanism 3, and a thread hooking unit 5 is provided on the lower left end of the head shell 1.
[0033] Furthermore, a thread adjusting rod 21 is provided at the upper front end of the thread adjusting disk mechanism 2, a tension disk 22 is provided at the lower front end of the thread adjusting disk mechanism 2, a spring is provided inside the tension disk 22, and the tension generated by the spring when the upper and lower threads are pulled out is adjusted to the most appropriate degree, so as to avoid the occurrence of wrinkles in the embroidery process, and a wire dividing groove 23 is provided at the uppermost end of the thread adjusting disk mechanism 2. The possibility of entanglement is reduced when dividing the threads, thereby increasing the operating efficiency of the equipment.
[0034] Furthermore, a fixed frame 31 is provided at the upper end of the needle bar frame mechanism 3, a thread take-up rod groove is provided at the upper end of the fixed frame 31, a thread take-up rod 32 is provided between the thread take-up rod grooves, and a thread taking groove 33 is provided at the lower end of the fixed frame 31, and fixed columns are provided at the left and right ends of the lower side of the rear end of the fixed frame 31, and the rear end of the fixed column is fixedly connected to the slide rail 34, which makes the equipment more flexible and convenient when running.
[0035] Furthermore, a thread take-up rod fixing rod 321 is sleeved at the center of the lower rear end of the thread take-up rod 32, and a plurality of thread take-up rod shafts 322 are sleeved on the thread take-up rod fixing rod 321. The thread take-up rod shafts 322 are clamped in the gap between the thread take-up rods 32, and a fixing seat 323 is provided at the lower end of the thread take-up rod shaft 322 to increase stability, and a main fixing rod 324 is provided at the center position of the lower end of the fixing seat 323 to strengthen the connectivity inside the equipment, and the front side of the upper end of the main fixing rod 324 is fixedly connected to a slider, and the slider is slidably connected to the slide rail 34, which makes the equipment flexible and convenient during operation and increases work efficiency.
[0036] Furthermore, the front side of the lower end of the main fixing rod 324 is connected to the needle bar fixing seat 3241, and the left and right ends of the needle bar fixing seat 3241 are provided with connecting seats 3242. The connecting seats 3242 are fixedly connected to the cloth pressing seat 3243 on one side close to each other, so as to reduce the defects of embroidery caused by slight vibrations during the operation of the equipment. The front end of the needle bar fixing seat 3241 is provided with a needle clamp tension adjuster 3244, so as to make the equipment more flexible to use.
[0037] Furthermore, a plurality of needle chucks 6 are sleeved on the lower end of the needle bar fixing seat 3241, a needle bar 61 is sleeved on the center of the needle chuck 6, and an embroidery needle 64 is provided on the lower end of the needle chuck 6, a connecting piece 62 is provided at the center position of the needle bar 61, and a thread taking spring 63 is provided on the upper end of the needle bar 61 to adjust the looseness of the embroidery thread, and a presser foot piece 65 is provided on the front side of the connecting piece 62 to make the embroidery cloth more stable when pressed, thereby increasing the perfection of the final embroidery product.
[0038] Furthermore, a thread hooking handle base 51 is provided at the right end of the thread hooking machine unit 5, a handle connecting seat 55 is provided at the left side of the upper end of the thread hooking handle base 51, a thread hooking handle 52 is provided at the left side of the handle connecting seat 55, an operating blade 56 is provided at the lower side of the center position of the handle connecting seat 55, and the lower end of the operating blade 56 is in the shape of an inverted U-notch, the left side of the lower end of the thread hooking handle base 51 is fixedly connected to a thread hooking knife base 53, a thread hooking knife 54 is provided at the center of the thread hooking knife base 53, a protrusion is provided at the left side of the rear end of the thread hooking knife 54, and the protrusion protrudes from the thread hooking knife base 53, the inverted U-mouth shape of the lower end of the operating blade 56 clamps the protrusion, the shape fits, and is more stable, and a gap is provided in the center of the thread hooking knife base 53 for the protrusion to slide back and forth, so that the operation is smoother when hooking the line.
[0039] Furthermore, a plurality of notches are provided on the front side of the wire dividing groove 23, and small wave-shaped saw teeth 7 are provided inside the notches, so that the contact surface between the wires is reduced and the possibility of entanglement between the wires is completely eliminated.
[0040] Furthermore, the presser foot piece 65 extends downward to the lower side of the embroidery needle 64. A graphene wear-resistant layer is provided on the lowermost side of the presser foot piece 65 to increase the wear resistance of the presser foot piece and increase its service life. A hollow circle opening is provided in the center of the presser foot piece 65. The outer edge of the lowermost end of the presser foot piece 65 is in a hexagonal line shape 8, which provides higher stability when pressing the embroidery cloth.
[0041] Working process: First, when the machine is connected to the embroidery thread, the wire dividing groove 23 at the uppermost end of the thread adjusting disk mechanism 2 will divert the threads, and then when the embroidery thread passes through the tension disk 22, the spring inside the tension disk 22 will adjust the tension generated when the upper and lower threads are pulled down to the most appropriate degree, so as to avoid the occurrence of wrinkles in the embroidery process, and then the thread taking spring 63 at the upper end of the needle bar 61 will adjust the thread looseness of the embroidery thread. When the equipment is in operation, the presser foot 65 will press the embroidery cloth to avoid the defects of the embroidery caused by the slight vibration of the machine head. When the embroidery needle 64 is embroidering the embroidery, the hollow circle in the center of the presser foot 65 can prevent the embroidery cloth from coming up with the embroidery needle 64 when the embroidery needle 64 is separated from the embroidery cloth. The outer edge of the lowermost end of the presser foot 65 is in the shape of a hexagonal line 8, which has higher stability when pressing the embroidery cloth. The graphene wear-resistant layer at the lowermost side of the presser foot 65 increases the wear resistance of the presser foot.
[0042] It is worth mentioning that after the wire dividing groove 23 at the top of the wire reel mechanism 2 divides the threads, when the embroidery thread passes through the small wave-shaped serrations 7 on the inner side of the front notch of the wire dividing groove 23, the large strands of thread are divided into small strands of thread, completely eliminating the possibility of entanglement between the threads.
[0043] In the description of the present invention, it should be understood that the terms "front and back", "left and right", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the equipment or components referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the utility model.
[0044] Of course, in the present technical solution, those skilled in the art should understand that the term "one" should be understood as "at least one" or "one or more", that is, in one embodiment, the number of an element may be one, while in another embodiment, the number of the element may be multiple, and the term "one" should not be understood as a limitation on the quantity.
[0045] The above is only a preferred specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art under the technical guidance of the utility model should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.
Claims
1. A tape head for a sewing and embroidery machine, characterized in that: The machine head shell (1) comprises a thread adjusting disk mechanism (2) on the front side of the upper end of the machine head shell; the front end of the machine head shell (1) is slidably connected to a needle bar frame mechanism (3); a protective shell (4) is provided at the lower end of the front side of the needle bar frame mechanism (3); and a thread hooking unit (5) is provided at the lower left end of the machine head shell (1).
2. The tape head of a sewing and embroidery machine according to claim 1, characterized in that: A wire adjusting rod (21) is provided at the upper front end of the wire adjusting disk mechanism (2), a tension disk (22) is provided at the lower front end of the wire adjusting disk mechanism (2), a spring is provided inside the tension disk (22), and a wire dividing groove (23) is provided at the uppermost end of the wire adjusting disk mechanism (2).
3. The tape head of a sewing and embroidery machine according to claim 1, characterized in that: The upper end of the needle bar frame mechanism (3) is provided with a fixed frame (31), the upper end of the fixed frame (31) is provided with a thread take-up rod groove, a thread take-up rod (32) is provided between the thread take-up rod grooves, and the lower end of the fixed frame (31) is provided with a thread taking groove (33), and the left and right ends of the lower side of the rear end of the fixed frame (31) are provided with fixed columns, and the rear end of the fixed column is fixedly connected to a slide rail (34).
4. The tape head of a sewing and embroidery machine according to claim 3, characterized in that: A thread take-up lever fixing rod (321) is sleeved at the center of the lower rear end of the thread take-up lever (32), a thread take-up lever shaft (322) is sleeved on the thread take-up lever fixing rod (321), the thread take-up lever shaft (322) is clamped in the gap between the thread take-up levers (32), a fixing seat (323) is provided at the lower end of the thread take-up lever shaft (322), and a main fixing rod (324) is provided at the center of the lower end of the fixing seat (323), the upper front side of the main fixing rod (324) is fixedly connected to a sliding block, and the sliding block is slidably connected to the slide rail (34).
5. The tape head of a sewing and embroidery machine according to claim 4, characterized in that: The front side of the lower end of the main fixing rod (324) is connected to the needle bar fixing seat (3241), and the left and right ends of the needle bar fixing seat (3241) are provided with connecting seats (3242), and the lower ends of the connecting seats (3242) are fixedly connected to the cloth pressing seat (3243) on one side close to each other, and the front end of the needle bar fixing seat (3241) is provided with a needle clamp tension adjuster (3244).
6. The tape head of a sewing and embroidery machine according to claim 5, characterized in that: The lower end of the needle bar fixing seat (3241) is sleeved with a needle clamp (6), the center of the needle clamp (6) is sleeved with a needle bar (61), and the lower end of the needle clamp (6) is provided with an embroidery needle (64), a connecting piece (62) is provided at the center of the needle bar (61), and a thread taking spring (63) is provided at the upper end of the needle bar (61), and a presser foot piece (65) is provided on the front side of the connecting piece (62).
7. The tape head of a sewing and embroidery machine according to claim 1, characterized in that: The thread hooking machine unit (5) is provided with a thread hooking handle base (51) at the right end, a handle connecting seat (55) is provided at the left side of the upper end of the thread hooking handle base (51), a thread hooking handle (52) is provided at the left side of the handle connecting seat (55), an operating blade (56) is provided at the lower side of the center position of the handle connecting seat (55), the lower end of the operating blade (56) is in the shape of an inverted U-notch, the left side of the lower end of the thread hooking handle base (51) is fixedly connected to a thread hooking knife base (53), a thread hooking knife (54) is provided at the center of the thread hooking knife base (53), a protrusion is provided at the left side of the rear end of the thread hooking knife (54), the protrusion protrudes from the thread hooking knife base (53), the lower end of the operating blade (56) is in the shape of an inverted U-mouth to clamp the protrusion, and a gap is provided at the center of the thread hooking knife base (53) for the protrusion to slide forward and backward.
8. The tape head of a sewing and embroidery machine according to claim 2, characterized in that: A plurality of notches are arranged on the front side of the line dividing groove (23), and small wave-shaped saw teeth (7) are arranged inside the notches.
9. The tape head of a sewing and embroidery machine according to claim 6, characterized in that: The presser foot piece (65) extends downward to the lower side of the embroidery needle (64); a graphene wear-resistant layer is provided at the lowermost side of the presser foot piece (65); a circular hollow opening is provided at the center of the presser foot piece (65); and the outer edge of the lowermost end of the presser foot piece (65) is in the shape of a hexagonal line (8).