CN210031112U

CN210031112U - Light structure single-head flat embroidery machine

Info

Publication number: CN210031112U
Application number: CN201920589274.7U
Authority: CN
Inventors: 陈发均
Original assignee: Dongguan Baolun Computerized Embroidery Machinery Co Ltd
Current assignee: Dongguan Baolun Computerized Embroidery Machinery Co Ltd
Priority date: 2019-04-27
Filing date: 2019-04-27
Publication date: 2020-02-07
Anticipated expiration: 2029-04-27

Abstract

The utility model discloses a flat embroidery machine of portable structure single-end, which comprises a frame, the aircraft nose, trade look mechanism, be provided with the flat embroidery shuttle box of thread trimming mechanism, tabouret moving mechanism, the frame includes the support of two relative settings, two piece at least crossbeams and two piece at least floorbars, the support is by connecting gradually the last xarm of constituteing C type structure, stand and xarm down, the crossbeam sets up between the entablature of two supports, the floorbar sets up between the lower xarm of two supports, tabouret moving mechanism hoists in the below of two piece at least crossbeams, the shuttle box sets up on a floorbar, the aircraft nose sets up on a crossbeam of shuttle box top with trade look mechanism, aircraft nose the place ahead is provided with the needle bar frame, trade look mechanism drive needle bar frame with different needle bar removal switch to shuttle box directly over in order to accomplish to trade the look. The utility model has the advantages of convenient movement, reduced cost, improved embroidery precision, and suitability for pattern making and personalized embroidery; the switching needle rod has high precision, light sound and high speed, and reduces color changing noise and color changing fault rate.

Description

Light structure single-head flat embroidery machine

Technical Field

The utility model relates to a flat embroidery machine field, in particular to a light and convenient type structure single-end flat embroidery machine.

Background

With the continuous development of society, people have higher and higher requirements on the appearance of clothes and cloth, and the flat embroidery machine can directly embroider various beautiful patterns on the clothes and cloth, so that the attractiveness of the clothes and cloth is improved. The large-scale embroidery machine enables a small-sized portable embroidery machine with low operation and maintenance cost to be developed due to high purchase cost and high operation and maintenance cost; the flat embroidery machine is mostly of a large gantry structure, and more technical difficulties need to be solved when the miniaturization design is carried out, so that the existing portable embroidery machine for flat embroidery is obtained by carrying out the expansion and improvement of the flat embroidery function on a single-head cap embroidery machine, the structure is unreasonable, the operation is not stable enough, the adopted thread cutting structure of the cap embroidery shuttle box is unstable in operation, the maintenance failure rate is extremely high! The stepping open-loop motor is used for driving the cam to change colors, the potentiometer detects the in-place condition, the color changing precision is poor, the noise is high, the speed is low, the potentiometer is easy to damage, the use is inconvenient, even the shutdown maintenance is frequently needed, the production cost is greatly increased, and the enterprise benefit is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem to the defect that exists among the above-mentioned prior art, provide a portable structure single-end flat embroidery machine to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model discloses the technical scheme who takes as follows: a portable structure single-head flat embroidery machine, which comprises a frame, a machine head, a color changing mechanism, a flat embroidery shuttle box provided with a thread cutting mechanism, and an embroidery frame moving mechanism, the frame comprises two oppositely arranged supports, at least two cross beams and at least two bottom beams, the supports comprise an upper cross arm, a vertical column and a lower cross arm which are sequentially connected to form a C-shaped structure, the cross beam is arranged between the upper cross arms of the two brackets, the bottom beam is arranged between the lower cross arms of the two brackets, the tabouret moving mechanism is hung below at least two cross beams, the shuttle box is arranged on a bottom beam, the machine head and the color changing mechanism are arranged on a beam above the shuttle box, a needle bar frame is arranged in front of the machine head, the color changing mechanism drives the needle bar frame to move and switch different needle bars to be right above the shuttle box so as to finish color changing.

As a further elaboration of the above technical solution:

in the technical scheme, the color changing mechanism comprises a mounting seat connected with the cross beam and a sliding table connected with the needle bar frame, wherein a stepping closed-loop motor for driving the sliding table to move, a ball screw and an induction assembly for inducing the moving position of the sliding table are arranged on the mounting seat, one end of the ball screw is connected with the driving end of the stepping closed-loop motor, and the other end of the ball screw is provided with a locking nut; the ball screw is sleeved with a screw nut, and the sliding table is fixed on the screw nut; the induction component comprises magnetic steel and a row of magnetic induction pieces, a support for mounting the magnetic steel is arranged on the sliding table, and the row of magnetic induction pieces and the magnetic steel cooperate to induce the position of the sliding table and the needle bar frame relative to the plain embroidery shuttle box.

In the technical scheme, the needle bar frame is provided with a connecting block, the lower end of the connecting block is provided with a U-shaped opening, and the sliding table is provided with a column head clamped at the U-shaped opening of the connecting block; the support comprises mutually perpendicular's horizontal plate and vertical board, the horizontal plate is fixed on the slider, the magnet steel is fixed on vertical board.

In the technical scheme, a position induction plate for installing a row of magnetic induction pieces is arranged on the installation base, and the position induction plate and the ball screw are arranged in parallel; the row of magnetic induction pieces comprise a plurality of Hall elements, and the number of the Hall elements is the same as that of needle bars on the needle bar frame; the distance between two adjacent Hall elements is the same as the distance between two adjacent needle bars on the needle bar frame.

In the technical scheme, the plain embroidery shuttle box comprises a supporting seat, a C-shaped supporting arm, a rotating shuttle and a panel, wherein the supporting seat is fixed on a bottom beam, the C-shaped supporting arm is arranged at the upper end of the supporting seat along the horizontal direction, the panel is fixed under a needle bar frame through the C-shaped supporting arm, and the rotating shuttle is arranged under the panel.

In the technical scheme, the thread cutting mechanism is arranged between the rotating shuttle and the panel, the thread buckling mechanism is arranged obliquely above the rotating shuttle, and a linkage mechanism consisting of a driving piece, a spring and a connecting rod is arranged between the thread cutting mechanism and the thread buckling mechanism.

In the technical scheme, the lower cross arms are upwards provided with supporting plates, a T-shaped workbench is horizontally arranged between the supporting plates of the two lower cross arms, and the upper surface of the shuttle box panel is flush with the upper surface of the T-shaped workbench; a through groove is formed in the rear of the shuttle box of the T-shaped workbench, and a cover plate is arranged on the through groove.

In the technical scheme, the tabouret moving mechanism comprises a driving motor, a Y-axis moving guide rail and an X-axis moving guide rail which are sequentially connected in a transmission manner, the driving motor is fixed on a cross beam, the Y-axis moving guide rail is hung between at least two cross beams, the X-axis moving guide rail is positioned behind the shuttle box and connected with the tabouret, the X-axis moving guide rail is arranged in parallel with the cross beams, and the driving motor drives the tabouret to move on the plane of the T-shaped workbench through the Y-axis moving guide rail and the X-axis moving guide rail.

In the above technical scheme, the upper cross arm is provided with a spindle motor, the bottom beam is provided with a synchronous transmission assembly inside the bracket, the synchronous transmission assembly is used for connecting the spindle motor and the machine head and connecting the spindle motor and the plain embroidery shuttle box, and the synchronous transmission assembly is composed of a synchronous belt, a synchronous belt pulley, a transmission shaft and bevel gears.

In the technical scheme, an installation plate is arranged above the rack, a wire holder is arranged on the installation plate, and a wire holder is arranged above the machine head; a movable base is arranged below the rack.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model has reasonable structure, the frame is placed on the movable base with the pulley by adopting the C-shaped structural support, which can be conveniently moved, reduce the cost, improve the embroidery precision and reduce the failure rate, and is suitable for pattern plate making and personalized embroidery; y, X axle moving guide rail is installed on the beam and drives the tabouret to move on the two-dimensional plane, realizes automatic thread cutting through thread cutting mechanism, thread buckling mechanism and linkage mechanism in the plain embroidery shuttle box, and completes the embroidery color changing function together with the color changing mechanism; the stepping closed-loop motor drives the sliding table to move until the corresponding Hall element on the position plate senses the position of the magnetic steel to determine whether the needle bar with the color change is in place or not, so that the needle bar frame can be accurately moved, the needle bar switching precision is high, the sound is light, the speed is high, the working efficiency and the embroidery precision can be improved, and the color change noise and the color change fault rate are reduced.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of the present invention (with the T-shaped worktable removed);

FIG. 3 is an enlarged view of part A of FIG. 2;

FIG. 4 is a perspective view of the frame (with the T-shaped table removed);

FIG. 5 is a perspective view of the frame;

fig. 6 is an enlarged schematic view of part B of fig. 5.

In the figure: 1. a frame; 11. an upper cross arm; 12. a column; 13. a lower cross arm; 14. a cross beam; 15. a bottom beam; 16. a T-shaped workbench; 17. a support plate; 18. mounting a plate; 19. moving the base; 11. a T-shaped workbench; 12. a through groove; 2. a needle bar frame; 21. a needle bar; 3. a shuttle box; 31. a rotating shuttle; 32. a C-shaped support arm; 33. a thread trimming mechanism; 34. a thread buckling mechanism; 35. a supporting seat; 36. a linkage mechanism; 4. a color changing mechanism; 41. a mounting seat; 51. a stepping closed-loop motor; 52. a ball screw; 53. a lock nut; 54. a feed screw nut; 6. a position plate; 61. a Hall element; 62. magnetic steel; 63. a vertical plate; 64. a horizontal plate; 7. a sliding table; 71. a column cap; 72. connecting blocks; 73. a U-shaped opening; 81. a Y-axis moving guide rail; 82. an X-axis moving guide rail; 83. an embroidery frame; 84. a spindle motor; 85. a synchronous drive assembly; 91. a wire frame; 92. a first face line tension adjusting mechanism; 93. a wire clamping device; 94. a second surface line tension adjusting mechanism; 95. broken string detection mechanism.

Detailed Description

The present invention will be described in further detail with reference to fig. 1 to 6.

The embodiments described by referring to the drawings are exemplary and intended to be used for explaining the present application and are not to be construed as limiting the present application. In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

As shown in fig. 1-6, a single-head flat embroidery machine with a portable structure comprises a frame 1, a machine head, a color changing mechanism 4, a flat embroidery shuttle box 3 provided with a thread cutting mechanism 33, and an embroidery frame 83 moving mechanism, wherein the frame 1 comprises two oppositely arranged brackets, at least two cross beams 14 and at least two bottom beams 15, the brackets comprise an upper cross arm 11, a vertical column 12 and a lower cross arm 13 which are sequentially connected to form a C-shaped structure, the cross beam 14 is arranged between the upper cross arms 11 of the two brackets, the bottom beam 15 is arranged between the lower cross arms 13 of the two brackets, the embroidery frame 83 moving mechanism is hung below the at least two cross beams 14, the shuttle box 3 is arranged on one bottom beam 15, the machine head and the color changing mechanism 4 are arranged on one cross beam 14 above the shuttle box 3, a needle bar frame 2 is arranged in front of the machine head, the color changing mechanism 4 drives the needle bar frame 2 to move and switch different needle bars 21 to be right above the shuttle box 3 to complete color changing, the lower end of the needle rod 21 is provided with a needle. The two supports with the C-shaped structures are connected through the cross beam 14 and the bottom beam 15 to form the rack 1 with a stable structure, a large supporting surface is formed through the two lower cross arms 13 and the bottom beam 15, shaking of the rack 1 is reduced, embroidery precision is improved, the embroidery frame 83 can move greatly in the front, back, left and right directions through the supports with the C-shaped structures, the moving range of the embroidery frame 83 is improved, and therefore the embroidery breadth is enlarged.

The color changing mechanism 4 comprises a mounting seat 41 connected with the cross beam 14 and a sliding table 7 connected with the needle bar frame 2, wherein a stepping closed-loop motor 51 for driving the sliding table 7 to move, a ball screw 52 and an induction assembly for inducing the moving position of the sliding table 7 are arranged on the mounting seat 41, one end of the ball screw 52 is connected with the driving end of the stepping closed-loop motor 51, and the other end of the ball screw 52 is provided with a locking nut 53; the ball screw 52 is sleeved with a screw nut 54, and the sliding table 7 is fixed on the screw nut 54; the induction component comprises a magnetic steel 62 and a row of magnetic induction pieces, a bracket for mounting the magnetic steel 62 is arranged on the sliding table 7, and the row of magnetic induction pieces and the magnetic steel 62 cooperate to induce the position of the sliding table 7 and the needle bar frame 2 relative to the plain embroidery shuttle box 3.

A connecting block 72 is arranged on the needle bar frame 2, a U-shaped opening 73 is arranged at the lower end of the connecting block 72, and a column head 71 clamped at the U-shaped opening 73 of the connecting block 72 is arranged on the sliding table 7; the bracket is composed of a horizontal plate 64 and a vertical plate 63 which are perpendicular to each other, the horizontal plate 64 is fixed on the sliding block, and the magnetic steel 62 is fixed on the vertical plate 63.

A position induction plate for installing a row of magnetic induction pieces is arranged on the installation base 41, and the position induction plate and the ball screw 52 are arranged in parallel; the row of magnetic induction elements comprises a plurality of Hall elements 61, and the number of the Hall elements 61 is the same as that of the needle bars 21 on the needle bar frame 2; the distance between two adjacent hall elements 61 is the same as the distance between two adjacent needle bars 21 on the needle bar holder 2.

The plain embroidery shuttle box 3 comprises a supporting seat 35, a C-shaped supporting arm 32, a rotating shuttle 31 and a panel, wherein the supporting seat 35 is fixed on a bottom beam 15, the C-shaped supporting arm 32 is arranged at the upper end of the supporting seat 35 along the horizontal direction, the panel is fixed under the needle bar frame 2 through the C-shaped supporting arm 32, and the rotating shuttle 31 is arranged under the panel.

The thread cutting mechanism 33 is arranged between the rotating shuttle 31 and the panel, the thread buckling mechanism 34 is arranged obliquely above the rotating shuttle 31, and the linkage mechanism 36 consisting of a driving piece, a spring and a connecting rod is arranged between the thread cutting mechanism 33 and the thread buckling mechanism 34.

The lower cross arms 13 are provided with support plates 17 upwards, a T-shaped workbench 16 is horizontally arranged between the support plates 17 of the two lower cross arms 13, and the upper surface of the panel of the shuttle box 3 is flush with the upper surface of the T-shaped workbench 16; the T-shaped workbench 16 is provided with a through groove behind the shuttle box 3, and a cover plate is arranged on the through groove.

The embroidery frame 83 moving mechanism comprises a driving motor, a Y-axis moving guide rail 81 and an X-axis moving guide rail 82 which are sequentially connected in a transmission manner, the driving motor is fixed on one cross beam 14, the Y-axis moving guide rail 81 is hung between at least two cross beams 14, the X-axis moving guide rail 82 is positioned behind the shuttle box 3 and is connected with the embroidery frame 83, the X-axis moving guide rail 82 is arranged in parallel with the cross beams 14, and the driving motor drives the embroidery frame 83 to move on the plane of the T-shaped workbench 16 through the Y-axis moving guide rail 81 and the X-axis moving guide rail 82.

The upper cross arm 11 is provided with a spindle motor 84, the bracket of the bottom beam 15 is internally provided with a synchronous transmission component 85 which is used for connecting the spindle motor 84 and the machine head and connecting the spindle motor 84 and the plain embroidery shuttle box 3, and the synchronous transmission component 85 is composed of a synchronous belt, a synchronous belt wheel, a transmission shaft and bevel gears.

An installation plate 18 is arranged above the frame 1, a wire holder 91 is arranged on the installation plate 18, and a wire holder 93 is arranged above the machine head; a movable base 19 is arranged below the frame 1. The bobbin 91 is provided with a first surface tension adjusting mechanism 92, and the gripper 93 is provided with a second surface tension adjusting mechanism 94 and a broken wire detecting mechanism 95.

The utility model has reasonable structure, the frame 1 adopts the C-shaped structural support to be placed on the movable base 19 provided with the pulley, which can be conveniently moved, reduce the cost, improve the embroidery precision and reduce the failure rate, and is suitable for pattern making and personalized embroidery; y, X axle moving guide 82 is installed on the beam 14 and drives the embroidery frame 83 to move on the two-dimensional plane, realizes automatic thread cutting through the thread cutting mechanism 33, the thread buckling mechanism 34 and the linkage mechanism 36 in the plain embroidery shuttle box 3, and completes the embroidery color changing function together with the color changing mechanism 4.

The needle rod 21, the needle and the rotating shuttle 31 are linked through the synchronous transmission assembly 85, the rotation is driven through the spindle motor 84, the vertical movement of the needle of the machine head is synchronous with the rotation movement of the rotating shuttle 31 on the shuttle box 3, the vertical cloth penetrating movement of the needle is matched with the rotation movement of the rotating shuttle 31, and the knotting of the upper thread (the tension and the upper thread receiving and releasing of the upper thread are adjusted by the thread clamping device 93 and the thread picking mechanism) of the upper belt of the needle and the bottom thread of the upper belt of the rotating shuttle 31 on the cloth is completed; meanwhile, the Y, X shaft moving guide 82 drives the embroidery frame 83 to move correspondingly according to a preset command, so that a pattern composed of stitches is formed on the cloth clamped on the embroidery frame 83, and the color changing mechanism 4 changes the color of the pattern by changing a needle with facial threads with different colors.

The needle bars 21 on the needle bar frame 2 are respectively penetrated with wires with different colors, the stepping closed-loop motor 51 drives the ball screw to drive the sliding table 7 and the needle bar frame 2 to do linear motion, and the needle bars 21 positioned right above the shuttle box 3 are switched, so that the color changing function is realized; the stepping closed-loop motor 51 drives the sliding table 7 to move until the corresponding Hall element 61 on the position plate 6 senses the position of the magnetic steel 62 to determine whether the needle bar 21 with color change is in place, so that the needle bar frame 2 can realize accurate movement, the needle bar 21 switching precision is high, the sound is light, the speed is high, the working efficiency and the embroidery precision can be improved, and the color change noise and the color change fault rate are reduced.

The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. A single-head flat embroidery machine with a portable structure is characterized by comprising a rack, a machine head, a color changing mechanism, a flat embroidery shuttle box provided with a thread cutting mechanism and an embroidery frame moving mechanism, wherein the rack comprises two oppositely arranged supports, at least two cross beams and at least two bottom beams, the supports comprise an upper cross arm, an upright post and a lower cross arm which are sequentially connected to form a C-shaped structure, the cross beams are arranged between the upper cross arms of the two supports, the bottom beams are arranged between the lower cross arms of the two supports, the embroidery frame moving mechanism is hoisted below the at least two cross beams, the shuttle box is arranged on one bottom beam, the machine head and the color changing mechanism are arranged on one cross beam above the shuttle box, a needle bar frame is arranged in front of the machine head, and the color changing mechanism drives the needle bar frame to move and switch different needle bars to the position right above the shuttle box so as to finish color changing.

2. The single-head flat embroidery machine with a portable structure according to claim 1, wherein the color changing mechanism comprises a mounting seat connected with the cross beam and a sliding table connected with the needle bar frame, a stepping closed-loop motor for driving the sliding table to move, a ball screw and an induction assembly for inducing the moving position of the sliding table are arranged on the mounting seat, one end of the ball screw is connected with the driving end of the stepping closed-loop motor, and a locking nut is arranged at the other end of the ball screw; the ball screw is sleeved with a screw nut, and the sliding table is fixed on the screw nut; the induction component comprises magnetic steel and a row of magnetic induction pieces, a support for mounting the magnetic steel is arranged on the sliding table, and the row of magnetic induction pieces and the magnetic steel cooperate to induce the position of the sliding table and the needle bar frame relative to the plain embroidery shuttle box.

3. The single-head flat embroidery machine with a portable structure according to claim 2, wherein a connecting block is mounted on the needle bar frame, a U-shaped opening is arranged at the lower end of the connecting block, and the sliding table is provided with a column head clamped at the U-shaped opening of the connecting block; the support comprises mutually perpendicular's horizontal plate and vertical board, the horizontal plate is fixed on the slider, the magnet steel is fixed on vertical board.

4. The machine as claimed in claim 3, wherein the mounting base is provided with a position sensing plate for mounting a row of magnetic sensing elements, the position sensing plate and the ball screw are arranged in parallel; the row of magnetic induction pieces comprise a plurality of Hall elements, and the number of the Hall elements is the same as that of needle bars on the needle bar frame; the distance between two adjacent Hall elements is the same as the distance between two adjacent needle bars on the needle bar frame.

5. The machine of claim 4, wherein the embroidery case comprises a support base fixed to a base beam, a C-shaped support arm horizontally disposed at an upper end of the support base, a rotary shuttle disposed below the panel and fixed to the needle bar frame via the C-shaped support arm, and a face plate.

6. The machine as claimed in claim 5, wherein the thread trimming mechanism is disposed between the rotating shuttle and the panel, the thread fastening mechanism is disposed obliquely above the rotating shuttle, and a linkage mechanism comprising a driving member, a spring and a connecting rod is disposed between the thread trimming mechanism and the thread fastening mechanism.

7. The machine as claimed in claim 6, wherein the lower cross arms are provided with support plates upward, a T-shaped worktable is horizontally arranged between the support plates of the two lower cross arms, and the upper surface of the shuttle box panel is flush with the upper surface of the T-shaped worktable; a through groove is formed in the rear of the shuttle box of the T-shaped workbench, and a cover plate is arranged on the through groove.

8. The machine as claimed in claim 7, wherein the frame moving mechanism comprises a driving motor, a Y-axis moving guide and an X-axis moving guide, the driving motor is fixed on a beam, the Y-axis moving guide is suspended between at least two beams, the X-axis moving guide is located behind the shuttle box and connected to the frame, the X-axis moving guide is parallel to the beam, and the driving motor drives the frame to move on the T-shaped table plane through the Y-axis moving guide and the X-axis moving guide.

9. The machine according to claim 8, wherein the upper cross arm is provided with a spindle motor, the bottom beam is provided with a synchronous transmission assembly inside the bracket for connecting the spindle motor and the machine head and connecting the spindle motor and the flat embroidery shuttle box, and the synchronous transmission assembly is composed of a synchronous belt, a synchronous belt pulley, a transmission shaft and bevel gears.

10. The machine of claim 9, wherein a mounting plate is disposed above the frame, a thread holder is disposed on the mounting plate, and a thread holder is disposed above the machine head; a movable base is arranged below the rack.