Sewing machine head
By using tempered glass transparent plate and magnetic suction block to fix the protective cover in the sewing machine head, combined with a rotatable flip cover and lighting, the problems of internal parts disassembly and operation in the dim environment are solved, and safe and convenient sewing operation is achieved.
Patent Information
- Application Number
- CN202421066827.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-16
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2034-05-16
AI Technical Summary
The internal parts of the existing sewing machine head are not convenient to be disassembled and cleaned during long-term use, easily touching the user's fingers, and lacking lighting devices, making it difficult to sew in a dim environment.
A sewing machine head including a fixed seat, head body, protective structure and lighting lamp was designed. The protective cover was fixed with tempered glass transparent plate and magnetic suction block to prevent finger touching; the reversible flip cover is convenient for disassembly and cleaning; the lighting lamp is passed through Screws are fixed and manually controlled to open, suitable for dark environments.
It realizes convenient disassembly and cleaning of internal components, reduces the risk of finger damage, and provides a clear sewing field in a dim environment, improving the safety of use and convenience of operation.
Smart Images
Figure CN222251315U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of sewing machine heads, in particular to a sewing machine head. Background Art
[0002] A sewing machine is a machine that uses one or more sewing threads to form one or more stitches on the sewing material to interweave or sew one or more layers of sewing material. The sewing machine consists of four parts: a machine head, a machine base, a transmission and accessories. The sewing machine head generally consists of a pressing angle, a pressing angle transmission assembly that drives the pressing angle to rise and fall, a needle bar, and a needle bar transmission assembly that drives the needle bar to rise and fall.
[0003] The utility model with publication number CN209836543U discloses a novel sewing machine head, comprising a workbench, a cantilever housing, a head, and a driving mechanism, wherein the cantilever housing is arranged on the side of the workbench, the end of the cantilever housing is located above the workbench, the head is located at the end of the cantilever housing, and the driving mechanism is inside the cantilever housing; the head is provided with an eye guard, the eye guard is a flat L-shaped plate, a mounting platform is provided on the short side of the L-shaped plate of the eye guard, a screw mounting hole is provided on the mounting platform, the eye guard is mounted on the front of the head by screws, observation windows are provided in the middle of both sides of the L-shaped plate of the eye guard, and magnifying glasses are fixed in the observation windows by gluing;
[0004] The above technical solution, by arranging a transparent L-shaped eye guard on the machine head, and arranging an observation window with a magnifying glass fixed in the middle of the two sides of the L-shaped eye guard, can prevent the broken needle from hurting the sewing worker's eyes in the event of a broken needle accident, and the arranged magnifying glass can effectively relieve the eye pressure of the sewing worker during work and improve work efficiency; however, after long-term use, the internal parts of the machine head are not easy to disassemble and clean, and the machine head is easy to touch when performing corresponding sewing, causing damage to the user's fingers, and cannot reduce touch damage. There is no lighting device on the machine head, which is not convenient for observing sewing operations in a dim environment. Utility Model Content
[0005] The purpose of the utility model is to provide a sewing machine head to solve the problem that a new type of sewing machine head with the authorization publication number CN209836543U is proposed in the above-mentioned background technology, but the internal parts of the head are not easy to disassemble for cleaning after long-term use, the head is easy to be touched during the corresponding sewing, causing damage to the user's fingers, and the touch damage cannot be reduced, and there is no lighting device on the head, which is not convenient for observing the sewing operation in a dim environment.
[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0007] A sewing machine head comprises a fixed seat, a column is provided on the upper surface of the fixed seat near the right end, a head body is provided above the column, a restraining rod is provided at the left end of the head body, a protective structure is sleeved on the restraining rod, a T-slot is provided on the top of the column, a sliding column is provided on the head body corresponding to the T-slot, a flap is hinged on the top of the head body, a plurality of lighting lamps are provided on the outer wall of the head body, a limiting ring is provided in the middle of the outer wall of the restraining rod, a plurality of clamping columns are provided on the limiting ring, and the protective structure comprises symmetrical protective covers.
[0008] Preferably, a transparent plate is embedded on the protective cover, and protrusions are symmetrically provided on the protective cover at one end away from the hinge, a magnetic block is provided in the protrusion on one of the protective covers, and a magnet is provided in the protrusion on the other protective cover.
[0009] In the utility model, a transparent plate made of tempered glass is provided, so that the user can observe the sewing status inside through the transparent plate in real time. A plurality of protrusions are provided, and the magnetic blocks and magnets are bonded and fixed to the corresponding protrusions. The magnetic blocks and magnets are mutually adsorbed and cooperated to achieve a close fit of the two protective covers. With the cooperation of the protective covers, the restraining rod is protected below to prevent the user's fingers from being inserted and injured.
[0010] Preferably, one of the protective covers is provided with clamping holes at positions corresponding to the clamping columns, the clamping columns are distributed in a circular shape with equal intervals, the bottoms of the clamping columns are welded and fixed to the limiting rings, the limiting rings are fixed to the constraint rods by screws, the outer diameter of the clamping columns is matched with the inner diameter of the clamping holes, and a pull block is also provided on the other protective cover away from the hinged end.
[0011] In the utility model, a clamping column and a clamping hole are provided for plugging and matching, so that one of the protective covers can be stably and quickly plugged and installed with a limit ring, which is helpful for disassembly and replacement. With the cooperation of the pull block, the other protective cover can be opened to insert the internal needle and thread.
[0012] Preferably, the flip cover is symmetrically provided with plug blocks on one end away from the hinge, the plug blocks are provided with screw holes, the screw holes are provided with fixing bolts, the head body is provided with slots at positions corresponding to the plug blocks, and the outer wall of the head body is provided with round holes at positions corresponding to the screw holes.
[0013] In the utility model, a rotatable flap is provided, which is convenient for opening the inside of the machine head body for inspection or cleaning. The plug block is plugged into the slot, and the fixing bolt is passed through the round hole and threadedly connected with the screw hole to fix the flap position and increase the stability of the installation.
[0014] Preferably, the lighting lamps are distributed at equal intervals, and the lighting lamps are fixedly connected to the head body by screws.
[0015] In the utility model, an illuminating lamp is provided and electrically connected to an external power source through a wire, and the illuminating lamp is manually controlled to be turned on in cooperation with a control switch. With the cooperation of the illuminating lamp, it helps to illuminate the lower part of the machine head body, which helps to perform sewing in a dim environment.
[0016] Preferably, the slide column and the head body are an integrally formed structure, the slide column is T-shaped, the width of the outer wall of the slide column is adapted to the width of the inner wall of the T-slot, screw grooves are symmetrically opened on the slide column, fastening bolts are provided in the screw grooves, and fixing holes are opened on the column corresponding to the screw grooves.
[0017] In the utility model, the sliding column is provided to be plugged into the T-slot, which helps to quickly assemble the head body and the column, and the fastening bolts are passed through the fixing holes and threadedly connected to the screw grooves, which increases the stability of the installation of the head body and the column, and is convenient for disassembly, replacement or maintenance of the head body.
[0018] Preferably, the bottom of the column is welded and fixed to the fixing seat, and foot pads are provided on the lower surface of the fixing seat near the four corners.
[0019] In the utility model, the provision of multiple foot pads helps to increase the friction with the contact surface, making it easier for the overall stable placement and coordination.
[0020] Compared with the prior art, the beneficial effects of the utility model are:
[0021] The utility model arranges that the head body and the fixing seat are plugged and matched with the T-slots on the sliding column and the column, and the position is fixed with the cooperation of the fastening bolts. The rotatable flip cover is hinged with the head body, and the flip cover is convenient to open for internal cleaning or maintenance. A limiting ring with a clamping column is installed on the restraining rod. One of the protective covers in the protective structure is plugged and matched with the clamping column to realize rapid assembly and installation. With the cooperation of the transparent plate, the internal sewing status can be observed in real time, and the two protective covers intercept fingers to reduce the impact of damage to the user's hands.
[0022] The utility model is provided with a plurality of lighting lamps, which is helpful for use in a dim environment and enables clear observation of sewing conditions. The foot pads on the fixed seat help the whole to be stably and independently placed. The head body is easy to separate from the column, which is helpful for disassembly and replacement. BRIEF DESCRIPTION OF THE DRAWINGS
[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0024] Figure 2 It is a schematic diagram of the overall use adjustment structure of the utility model;
[0025] Figure 3 This is a schematic diagram of the fixing seat structure of the utility model;
[0026] Figure 4 It is a schematic diagram of the combination of the nose body and the protective structure of the utility model;
[0027] Figure 5 This is a schematic diagram of the flip cover opening structure of the utility model;
[0028] Figure 6 This is a schematic diagram of the main frame structure of the machine head of the utility model;
[0029] Figure 7 It is a schematic diagram of the protection structure of the utility model.
[0030] The meaning of each number in the figure is:
[0031] Fixed seat; 10, column; 100, fixing hole; 11, T-slot; 12, foot pad;
[0032] Machine head body; 20, slide column; 21, screw groove; 210, fastening bolt; 22, flip cover; 220, plug block; 221, screw hole; 222, fixing bolt; 23, slot; 230, round hole; 24, lighting lamp;
[0033] Restraining rod; 30, limiting ring; 300, clamping column;
[0034] Protective structure; 40, protective cover; 41, transparent plate; 42, bump; 420, magnetic block; 421, magnet; 43, card hole; 44, pull block. DETAILED DESCRIPTION
[0035] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0036] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.
[0037] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.
[0038] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "several" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.
[0039] See also Figure 1-Figure 7 , this embodiment provides a technical solution:
[0040] A sewing machine head comprises a fixing seat 1, a column 10 is provided on the upper surface of the fixing seat 1 near the right end, a head body 2 is provided above the column 10, a restraining rod 3 is provided at the left end of the head body 2, a protective structure 4 is sleeved on the restraining rod 3, a T-slot 11 is provided on the top of the column 10, a sliding column 20 is provided on the head body 2 at a position corresponding to the T-slot 11, a flap 22 is hinged on the top of the head body 2, a plurality of lighting lamps 24 are provided on the outer wall of the head body 2, a limiting ring 30 is provided in the middle of the outer wall of the restraining rod 3, a plurality of clamping columns 300 are provided on the limiting ring 30, and the protective structure 4 comprises a symmetrical protective cover 40.
[0041] In this embodiment, a transparent plate 41 is embedded on the protective cover 40, and protrusions 42 are symmetrically provided on the protective cover 40 away from the hinge end. A magnetic block 420 is provided in the protrusion 42 on one of the protective covers 40, and a magnet 421 is provided in the protrusion 42 on the other protective cover 40.
[0042] In the utility model, a transparent plate 41 made of tempered glass is provided, so that the user can observe the internal sewing conditions through the transparent plate 41 in real time. A plurality of protrusions 42 are provided, and the magnetic blocks 420 and the magnets 421 are bonded and fixed to the corresponding protrusions 42. The magnetic blocks 420 and the magnets 421 are mutually adsorbed and cooperated to achieve a close fit between the two protective covers 40. With the cooperation of the protective cover 40, the restraint rod 3 is protected below to prevent the user's fingers from being inserted and injured.
[0043] Furthermore, one of the protective covers 40 is provided with a clamping hole 43 at a position corresponding to the clamping column 300, the clamping columns 300 are distributed in a ring shape with equal intervals, the bottom of the clamping column 300 is welded and fixed to the limiting ring 30, the limiting ring 30 is fixed to the constraint rod 3 by screws, the outer diameter of the clamping column 300 is adapted to the inner diameter of the clamping hole 43, and a pull block 44 is also provided on the other protective cover 40 away from the hinged end.
[0044] In the utility model, a clamping column 300 is provided to be plugged into and matched with a clamping hole 43, so that one of the protective covers 40 can be plugged into and installed with a limiting ring 30 stably and quickly, which is helpful for disassembly and replacement. With the cooperation of the pull block 44, the other protective cover 40 can be opened to insert the internal needle and thread.
[0045] Specifically, an insert block 220 is symmetrically provided on the flip cover 22 away from the hinged end, the insert block 220 is provided with a screw hole 221, and a fixing bolt 222 is provided in the screw hole 221. A slot 23 is provided on the head body 2 at a position corresponding to the insert block 220, and a circular hole 230 is provided on the outer wall of the head body 2 at a position corresponding to the screw hole 221.
[0046] In the present invention, a rotatable flip cover 22 is provided, which is convenient for opening the inside of the machine head body 2 for inspection or cleaning. The plug block 220 is plugged into the slot 23, and the fixing bolt 222 is threadedly connected through the round hole 230 and the screw hole 221 to fix the position of the flip cover 22 and increase the stability of the installation.
[0047] It should be noted that the lighting lamps 24 are distributed at equal intervals, and the lighting lamps 24 are fixedly connected to the head body 2 by screws.
[0048] In the utility model, a lighting lamp 24 is provided and electrically connected to an external power source through a wire, and the lighting lamp 24 is manually controlled to be turned on in cooperation with a control switch. With the cooperation of the lighting lamp 24, it helps to illuminate the lower part of the machine head body 2, which helps to perform sewing in a dim environment.
[0049] Furthermore, the slide column 20 and the head body 2 are an integrally formed structure, the slide column 20 is T-shaped, the width of the outer wall of the slide column 20 is adapted to the width of the inner wall of the T-slot 11, and screw grooves 21 are symmetrically opened on the slide column 20, and fastening bolts 210 are provided in the screw grooves 21, and fixing holes 100 are opened on the column 10 corresponding to the screw grooves 21.
[0050] In the utility model, the sliding column 20 is provided to be plugged into the T-slot 11, which helps to quickly assemble the head body 2 and the column 10, and the fastening bolt 210 is passed through the fixing hole 100 and threadedly connected with the screw groove 21, thereby increasing the stability of the installation of the head body 2 and the column 10, and facilitating the disassembly, replacement or maintenance of the head body 2.
[0051] Specifically, the bottom of the column 10 is welded and fixed to the fixing base 1 , and foot pads 12 are provided on the lower surface of the fixing base 1 near the four corners.
[0052] In the present invention, the provision of multiple foot pads 12 helps to increase the friction with the contact surface, making it easier for the overall stable placement and coordination.
[0053] When the sewing machine head of the present embodiment is in use, the user hinges the flip cover 22 with the plug block 220 with the machine head body 2, and the plug block 220 is plugged into the slot 23, and the machine head body 2 and the flip cover 22 are stably installed and fixed with the cooperation of the fixing bolt 222. The machine head body 2 is plugged into the T-slot 11 of the column 10 on the fixing seat 1 under the action of the slide column 20, and is stably installed and assembled with the cooperation of the fastening bolt 210, and then the lighting lamp 24 is fixed to the outer wall of the machine head body 2 in turn, and connected to the external power supply through the wire, and then the protective cover 4 with the transparent plate 41 is fixed. 0 is plugged into and matched with the card column 300 on the limit ring 30 to realize the installation combination of the protection structure 4 and the constraint rod 3. When it is necessary to insert the needle and thread, the two protection covers 40 are separated with the cooperation of the pull block 44. When it is necessary to sew, the two protection covers 40 are tightly fitted and protected with the cooperation of the magnetic suction block 420 and the magnet 421, thereby reducing the impact of the user's fingers touching the needle and causing finger injuries. The flip cover 22 is easy to open for internal cleaning or maintenance. The overall combination is easy to install. After the lighting lamp 24 is powered on and started, it is helpful to clearly observe the sewing status in a dim environment.
[0054] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.
Claims
1. A sewing machine head, comprising a fixed seat (1), a column (10) being provided on the upper surface of the fixed seat (1) near the right end, a head body (2) being provided above the column (10), a restraining rod (3) being provided at the left end of the head body (2), a protective structure (4) being provided on the restraining rod (3), and characterized in that: A T-shaped slot (11) is provided on the top of the upright column (10); a sliding column (20) is provided on the head body (2) at a position corresponding to the T-shaped slot (11); a flip cover (22) is hinged on the top of the head body (2); a plurality of lighting lamps (24) are provided on the outer wall of the head body (2); a limiting ring (30) is provided in the middle of the outer wall of the restraining rod (3); a plurality of clamping columns (300) are provided on the limiting ring (30); and the protective structure (4) includes a symmetrical protective cover (40).
2. The sewing machine head according to claim 1, characterized in that: The protective covers (40) are each embedded with a transparent plate (41), and the protective covers (40) are each symmetrically provided with protrusions (42) at one end away from the hinge, wherein a magnetic attraction block (420) is provided in the protrusions (42) on one of the protective covers (40), and a magnet (421) is provided in the protrusions (42) on the other protective cover (40).
3. The sewing machine head according to claim 2, characterized in that: One of the protective covers (40) is provided with a clamping hole (43) at a position corresponding to the clamping column (300), the clamping columns (300) are distributed in a circular shape with equal intervals, the bottom of the clamping column (300) is welded and fixed to the limit ring (30), the limit ring (30) is fixedly connected to the constraint rod (3) by screws, the outer diameter of the clamping column (300) is matched with the inner diameter of the clamping hole (43), and the other protective cover (40) is also provided with a pull block (44) at the end away from the hinge.
4. The sewing machine head according to claim 1, characterized in that: The flip cover (22) is symmetrically provided with an insert block (220) at one end away from the hinge, the insert blocks (220) are provided with screw holes (221), and fixing bolts (222) are provided in the screw holes (221). A slot (23) is provided on the machine head body (2) at a position corresponding to the insert block (220), and a circular hole (230) is provided on the outer wall of the machine head body (2) at a position corresponding to the screw hole (221).
5. The sewing machine head according to claim 1, characterized in that: The lighting lamps (24) are distributed at equal intervals, and the lighting lamps (24) are fixedly connected to the machine head body (2) via screws.
6. The sewing machine head according to claim 1, characterized in that: The slide column (20) and the machine head body (2) are integrally formed structures. The slide column (20) is T-shaped. The width of the outer wall of the slide column (20) matches the width of the inner wall of the T-shaped slot (11). The slide column (20) is symmetrically provided with screw grooves (21). The screw grooves (21) are each provided with a fastening bolt (210). The column (10) is provided with a fixing hole (100) at a position corresponding to the screw groove (21).
7. The sewing machine head according to claim 1, characterized in that: The bottom of the upright post (10) is welded and fixed to the fixing seat (1), and foot pads (12) are provided on the lower surface of the fixing seat (1) near the four corners.