Multi-head vertical quilting machine

Abstract

The utility model relates to a multi-machine-head vertical quilting machine which comprises a machine frame, a conveying assembly and at least two quilting assemblies, and the conveying assembly is installed on the machine frame and conveys materials in a reciprocating mode in the vertical direction of the machine frame. Each quilting assembly comprises a needle machine head and a shuttle machine head, the needle machine heads and the shuttle machine heads are arranged on the two sides of the rack respectively, and the needle machine heads and the shuttle machine heads correspond to the two sides of the material respectively so as to sew the material; the needle machine head and the shuttle machine head synchronously slide along the transverse direction of the rack; the quilting assemblies can move independently of one another. According to the multi-machine-head vertical quilting machine, materials are conveyed in the vertical direction of the rack through the conveying assembly, the turning frequency of the materials is reduced, and then material deformation is reduced; the needle machine head and the shuttle machine head synchronously slide along the transverse direction of the rack and are matched with the vertical reciprocating motion of a material to realize continuous sewing; the quilting assemblies move independently, the functions of a single machine head and multiple machine heads are achieved, quilting machining of stepless pin header patterns of any size is achieved, and the patterns are more attractive.

Description

Technical Field

[0001] The utility model relates to the technical field of sutures, in particular to a multi-head vertical quilting machine. Background Art

[0002] A quilting machine is a textile machine used to sew linear patterns on mattresses, bedspreads or quilts. The movement mode of the quilting machine is: the machine moves while the textile is stationary.

[0003] At present, multi-head quilting machines with fixed needle rows generally have flat loading and multiple heads move synchronously. They can only quilt 5-inch, 6-inch and other stepped needle patterns, which is inconvenient to use. Utility Model Content

[0004] Based on this, it is necessary to provide a multi-head vertical quilting machine that is easy to use in order to solve the above problems.

[0005] A multi-head vertical quilting machine includes a frame, a transmission assembly and at least two quilting assemblies, wherein the transmission assembly is mounted on the frame and transmits material back and forth vertically along the frame; each quilting assembly includes a needle head and a shuttle head, which are respectively arranged on both sides of the frame, and the needle head and the shuttle head respectively correspond to both sides of the material to sew the material; the needle head and the shuttle head slide synchronously along the transverse direction of the frame; each quilting assembly can move independently of each other.

[0006] In one embodiment, the conveying assembly includes a first active roller, a first driven roller, a second active roller and a second driven roller, the first active roller, the first driven roller, the second active roller and the second driven roller are all pivotally connected to the frame, the second active roller and the first active roller are arranged vertically along the frame, and the second driven roller and the first driven roller are arranged vertically along the frame; the first active roller and the first driven roller, and the second active roller and the second driven roller cooperate to convey materials.

[0007] In one embodiment, the transmission assembly further includes a transmission power element, a power wheel, a first driving wheel, a first driven wheel, a second driving wheel, a second driven wheel, a first rotating shaft, a second rotating shaft, a first synchronous wheel, a second synchronous wheel, a third synchronous wheel, a fourth synchronous wheel and a synchronous belt, wherein the transmission power element is mounted on the frame, the power wheel is mounted on the output end of the transmission power element, the first driving wheel is mounted on the first driving roller, the first driven wheel is mounted on the first driven roller, the second driving wheel is mounted on the second driving roller, and the second driven wheel is mounted on the second driven roller; the first rotating shaft and the second rotating shaft are respectively pivotally connected to the frame, the first synchronous wheel and the second synchronous wheel are respectively sleeved on the first rotating shaft, the second synchronous wheel engages the first driven wheel, the third synchronous wheel and the fourth synchronous wheel are respectively sleeved on the second rotating shaft, and the fourth synchronous wheel engages the second driven wheel; the synchronous belt sequentially connects the power wheel, the first synchronous wheel, the first driving wheel, the second driving wheel and the third synchronous wheel.

[0008] In one embodiment, the transmission assembly also includes a first adjustment plate and a first adjustment power element, one end of the first adjustment plate is pivotally connected to the first rotating shaft, the first adjustment power element is installed on the frame, and the first adjustment power element is used to drive the first adjustment plate to rotate; there are two first adjustment plates and two first adjustment power elements, and they correspond one to one, the two first adjustment plates are respectively connected to the two ends of the frame, and the two ends of the first driven roller are respectively pivotally connected to the two first adjustment plates.

[0009] In one embodiment, the transmission assembly also includes a second adjustment plate and a second adjustment power element, one end of the second adjustment plate is pivotally connected to the second rotating shaft, the second adjustment power element is installed on the frame, and the second adjustment power element is used to drive the second adjustment plate to rotate; there are two second adjustment plates and two second adjustment power elements, and they correspond one to one, the two second adjustment plates are respectively connected to the two ends of the frame, and the two ends of the second driven roller are respectively pivotally connected to the two second adjustment plates.

[0010] In one embodiment, there are two transmission assemblies, which are arranged vertically along the frame, and the needle head and the shuttle head are arranged between the two transmission assemblies.

[0011] In one embodiment, the rack includes a bracket, a vertical plate, a baffle and a crossbeam. There are two vertical plates, two baffles and two crossbeams. The vertical plate is arranged near the bottom end of the bracket, and the baffle is arranged near the top end of the bracket. One conveying component is installed on the vertical plate, and the other conveying component is installed on the baffle; the two crossbeams are respectively installed on both sides of the bracket.

[0012] In one embodiment, the frame further includes a first feed roller and a second feed roller, the first feed roller is arranged close to the bottom end of the bracket, and the second feed roller is arranged close to the top end of the bracket.

[0013] In one embodiment, the quilting assembly further includes a first support, a first transverse moving force element, a second support and a second transverse moving force element, the first support is slidably mounted on one of the beams, and the second support is slidably mounted on the other beam; the needle machine head is slidably mounted on the first support, the first transverse moving force element is installed on the first support, and the first transverse moving force element is used to drive the first support to slide; the second transverse moving force element and the shuttle machine head are both installed on the second support, and the second transverse moving force element is used to drive the second support to slide.

[0014] In one embodiment, the frame also includes a rack mounted on the crossbeam, and there are two racks, which correspond one to one with the crossbeam; the quilting assembly also includes a first gear and a second gear, the first gear is mounted on the output end of the first transverse force element, and the first gear is engaged with one of the racks; the second gear is mounted on the output end of the second transverse force element, and the second gear is engaged with the other rack.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0016] The multi-head vertical quilting machine of the utility model transmits materials vertically along the frame through the transmission component, thereby reducing the number of material turning times and thus reducing material deformation; the needle head and the shuttle head slide synchronously along the horizontal direction of the frame, cooperating with the vertical reciprocating motion of the material to achieve continuous stitching; each quilting component moves independently of each other, and has the functions of single head and multiple heads, realizing the quilting processing of stepless needle patterns of any size, and the pattern is more beautiful. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the assembly structure of a multi-head vertical quilting machine shown in one embodiment of the present utility model;

[0018] Figure 2 for Figure 1 A schematic structural diagram of a transmission assembly in a multi-head vertical quilting machine is shown;

[0019] Figure 3 for Figure 1 A schematic diagram of the structure of the crossbeam, rack, guide rail and quilting assembly in a multi-head vertical quilting machine;

[0020] Figure 4 for Figure 1A cross-sectional view of the multi-head vertical quilting machine shown in working condition.

[0021] The meanings of the numbers in the accompanying drawings are:

[0022] 100. Multi-head vertical quilting machine;

[0023] 10. Frame; 11. Bracket; 12. Vertical plate; 13. Baffle; 14. Crossbeam; 15. Rack; 16. Guide rail; 17. First feed roller; 18. Second feed roller; 20. Conveying assembly; 21. First active roller; 22. First driven roller; 23. Second active roller; 24. Second driven roller; 25. Conveying power element; 26. First adjusting plate; 27. First adjusting power element; 28. Second adjusting plate; 29. Second adjusting power element; 30. Quilting assembly; 31. Needle head; 32. Shuttle head; 33. First support; 34. First transverse moving force element; 35. Second support; 36. Second transverse moving force element; 37. First gear; 38. Second gear; 90. Material. DETAILED DESCRIPTION

[0024] To make the above-mentioned objects, features, and advantages of the present invention more clearly understood, the following detailed description of specific embodiments of the present invention is provided in conjunction with the accompanying drawings. The following description sets forth many specific details to facilitate a full understanding of the present invention. However, the present invention can be implemented in many other ways than those described herein, and those skilled in the art may make similar modifications without departing from the scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0025] 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", "axial", "radial", "circumferential" and the like to 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 device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation to the present invention.

[0026] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of this utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

[0027] In this utility model, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, or indirect connection through an intermediate medium; internal communication between two components, or interaction between two components, unless otherwise specified. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0028] In the present invention, unless otherwise expressly specified or limited, when a first feature is "above" or "below" a second feature, it may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediary. Furthermore, when a first feature is "above," "above," or "above" a second feature, it may mean that the first feature is directly above or diagonally above the second feature, or simply means that the first feature is at a higher level than the second feature. When a first feature is "below," "below," or "below" a second feature, it may mean that the first feature is directly below or diagonally below the second feature, or simply means that the first feature is at a lower level than the second feature.

[0029] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or there may be an intermediate element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be an intermediate element. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and similar expressions used herein are for illustrative purposes only and do not represent the only implementation methods.

[0030] Please refer to Figures 1 to 4, which is a multi-head vertical quilting machine 100 of an embodiment of the utility model, includes a frame 10, a transmission component 20 and at least two quilting components 30, the transmission component 20 is installed on the frame 10, and the transmission component 20 transmits the material 90 back and forth vertically along the frame 10; each quilting component 30 includes a needle head 31 and a shuttle head 32, the needle head 31 and the shuttle head 32 are respectively arranged on both sides of the frame 10, and the needle head 31 and the shuttle head 32 respectively correspond to the two sides of the material 90 to sew the material 90; the needle head 31 and the shuttle head 32 slide synchronously along the horizontal direction of the frame 10; each quilting component 30 can move independently of each other. This multi-head vertical quilting machine 100 transmits the material 90 vertically along the frame 10 through the transmission component 20, thereby reducing the number of turns of the material 90 and thus reducing the deformation of the material 90; the needle head 31 and the shuttle head 32 slide synchronously along the horizontal direction of the frame 10, cooperating with the vertical reciprocating motion of the material to achieve continuous stitching 90; each quilting component 30 moves independently of each other, and has the functions of a single head and multiple heads, realizing the quilting processing of stepless needle patterns of any size, and the pattern is more beautiful.

[0031] like Figure 1 、 Figure 3 and Figure 4 As shown, in this embodiment, the frame 10 includes a bracket 11, a vertical plate 12, a baffle 13, and a crossbeam 14. There are two vertical plates 12, two baffles 13, and two crossbeams 14. The vertical plate 12 is located near the bottom end of the bracket 11, and the baffle 13 is located near the top end of the bracket 11. The two crossbeams 14 are mounted on either side of the bracket 11. Optionally, the vertical plate 12 and the baffle 13 are each two pieces. Furthermore, the frame 10 also includes a rack 15 mounted on the crossbeam 14. There are two racks 15, and they correspond one to one with the crossbeams 14. The frame 10 also includes a guide rail 16 mounted on the crossbeam 14. The guide rail 16 is mounted on one side of the rack 15. Optionally, there are four guide rails 16, which are mounted on each crossbeam 14 in pairs. Furthermore, the rack 15 is mounted between the two guide rails 16. In one embodiment, the frame 10 also includes a first feed roller 17 and a second feed roller 18. The first feed roller 17 is arranged near the bottom end of the bracket 11, and the second feed roller 18 is arranged near the top end of the bracket 11. The first feed roller 17 and the second feed roller 18 are both used to convey the material 90.

[0032] like Figure 1 、 Figure 2 and Figure 4As shown, the conveying assembly 20 is installed on the frame 10, and the conveying assembly 20 conveys the material 90 back and forth along the vertical direction of the frame 10 to realize continuous feeding; the conveying assembly 20 includes a first active roller 21, a first driven roller 22, a second active roller 23 and a second driven roller 24, the first active roller 21, the first driven roller 22, the second active roller 23 and the second driven roller 24 are all pivotally connected to the frame 10, the second active roller 23 and the first active roller 21 are arranged vertically along the frame 10, and the second driven roller 24 and the first driven roller 22 are arranged vertically along the frame 10; the first active roller 21 and the first driven roller 22, and the second active roller 23 and the second driven roller 24 cooperate to convey the material 90; the first active roller 21 and the first driven roller 22 respectively abut on both sides of the material 90, and the second active roller 23 and the second driven roller 24 respectively abut on both sides of the material 90 to realize conveying the material 90. Optionally, the two ends of the first active roller 21, the first driven roller 22, the second active roller 23 and the second driven roller 24 are respectively pivotally connected to the two baffles 13. Furthermore, the transmission assembly 20 also includes a transmission power element 25, a power wheel (not marked in the figure), a first driving wheel (not marked in the figure), a first driven wheel (not marked in the figure), a second driving wheel (not marked in the figure), a second driven wheel (not marked in the figure), a first rotating shaft (not marked in the figure), a second rotating shaft (not marked in the figure), a first synchronous wheel (not marked in the figure), a second synchronous wheel (not marked in the figure), a third synchronous wheel (not marked in the figure), a fourth synchronous wheel (not marked in the figure) and a synchronous belt (not marked in the figure). The transmission power element 25 is installed on the frame 10, and the power wheel is installed at the output end of the transmission power element 25. The first driving wheel is installed on the first active roller 21, the first driven wheel is installed on the first driven roller 22, the second driving wheel is installed on the second active roller 23, and the first rotating shaft (not marked in the figure) is installed on the second driven roller 24. The two driven wheels are installed on the second driven roller 24; the first rotating shaft and the second rotating shaft are respectively pivoted to the frame 10, the first synchronous wheel and the second synchronous wheel are respectively sleeved on the first rotating shaft, the second synchronous wheel engages the first driven wheel, the third synchronous wheel and the fourth synchronous wheel are respectively sleeved on the second rotating shaft, and the fourth synchronous wheel engages the second driven wheel; the synchronous belt connects the power wheel, the first synchronous wheel, the first driving wheel, the second driving wheel and the third synchronous wheel in sequence; the power wheel is driven to rotate by the power transmission element 25, and the power wheel drives the first synchronous wheel, the first driving wheel, the second driving wheel and the third synchronous wheel to rotate synchronously through the synchronous belt, thereby driving the first active roller 21, the first driven roller 22, the second active roller 23 and the second driven roller 24 to rotate synchronously.

[0033] Please check again Figure 1 and Figure 2The conveying assembly 20 also includes a first adjusting plate 26 and a first adjusting power element 27. One end of the first adjusting plate 26 is pivoted to the first rotating shaft, and the first adjusting power element 27 is installed on the frame 10. The first adjusting power element 27 is used to drive the first adjusting plate 26 to rotate; there are two first adjusting plates 26 and two first adjusting power elements 27, and they correspond one to one. The two first adjusting plates 26 are respectively connected to the two ends of the frame 10, and the two ends of the first driven roller 22 are respectively pivoted to the two first adjusting plates 26; optionally, the first adjusting plate 26 is pivoted to the baffle 13, and the first adjusting power element 27 is installed on the baffle 13; the first adjusting plate 26 is driven to rotate around the first rotating shaft by the first adjusting power element 27, thereby driving the first driven roller 22 to approach or move away from the first active roller 21, and adjusting the gap between the first active roller 21 and the first driven roller 22 to adapt to materials 90 of different thicknesses.

[0034] In one embodiment, the conveying assembly 20 further includes a second adjustment plate 28 and a second adjustment power element 29. One end of the second adjustment plate 28 is pivotally connected to the second rotating shaft, and the second adjustment power element 29 is mounted on the frame 10. The second adjustment power element 29 is used to drive the second adjustment plate 28 to rotate. There are two second adjustment plates 28 and two second adjustment power elements 29, each corresponding to the other. The two second adjustment plates 28 are connected to the ends of the frame 10, and the ends of the second driven roller 24 are pivotally connected to the two second adjustment plates 28. The second adjustment power element 29 drives the second adjustment plates 28 to rotate, thereby adjusting the gap between the second driving roller 23 and the second driven roller 24. In one embodiment, there are two conveying assemblies 20, and the two conveying assemblies 20 are arranged vertically along the frame 10. Optionally, one conveying assembly 20 is mounted on the vertical plate 12 and the other conveying assembly 20 is mounted on the baffle 13 to provide sufficient conveying force. When in use, the two conveying assemblies 20 operate synchronously.

[0035] like Figure 1 、 Figure 3 and Figure 4 As shown, there are at least two quilting components 30, each quilting component 30 includes a needle head 31 and a shuttle head 32, the needle head 31 and the shuttle head 32 are respectively arranged on both sides of the frame 10, the needle head 31 and the shuttle head 32 respectively correspond to the two sides of the material 90 to sew the material 90; the needle head 31 and the shuttle head 32 slide synchronously along the horizontal direction of the frame 10; optionally, the needle head 31 and the shuttle head 32 are arranged between the two conveying components 20; further, each quilting component 30 can move independently of each other, and has the functions of a single head and multiple heads.

[0036] like Figure 3As shown, the quilting assembly 30 also includes a first support 33, a first transverse moving force element 34, a second support 35 and a second transverse moving force element 36. The first support 33 is slidably arranged on one of the beams 14, and the second support 35 is slidably arranged on the other beam 14; optionally, the first support 33 and the second support 35 are both slidably arranged on the guide rail 16; the needle head 31 is slidably arranged on the first support 33, and the first transverse moving force element 34 is installed on the first support 33, and the first transverse moving force element 34 is used to drive the first support 33 to slide; the second transverse moving force element 36 and the shuttle head 32 are both installed on the second support 35, and the second transverse moving force element 36 is used to drive the second support 35 to slide. Furthermore, the quilting assembly 30 also includes a first gear 37 and a second gear 38. The first gear 37 is installed at the output end of the first transverse force element 34, and the first gear 37 is engaged with one of the racks 15; the second gear 38 is installed at the output end of the second transverse force element 36, and the second gear 38 is engaged with the other rack 15. In one embodiment, the quilting assembly 30 also includes a first rotating power element (not shown) and a second rotating power element (not shown). The first rotating power element is used to drive the needle head 31 to rotate, and the second rotating power element is used to drive the shuttle head 32 to rotate synchronously, thereby achieving needle and shuttle synchronization and completing quilting. In one embodiment, there are four quilting assemblies 30. When the machine is stopped, two quilting assemblies 30 are connected to each end of the beam 14.

[0037] The multi-head vertical quilting machine 100 further includes a controller (not shown), which is used to control the operation of each power element to achieve automatic control.

[0038] During conveying, the material 90 passes through the first feed roller 17 and enters the conveying assembly 20 connected to the vertical plate 12, then enters the conveying assembly 20 connected to the baffle 13, and finally is output through the second feed roller 18; the conveying power element 25 drives the first active roller 21, the first driven roller 22, the second active roller 23, and the second driven roller 24 to rotate synchronously via the synchronous belt to convey the material 90. During quilting, according to the pattern to be quilted, one or more quilting assemblies move horizontally, coordinating with the vertical reciprocating motion of the material to achieve quilting; according to the pattern to be quilted, multiple quilting assemblies 30 cooperate with each other to achieve synchronous processing and improve efficiency.

[0039] The multi-head vertical quilting machine 100 of the present invention transmits the material 90 vertically along the frame 10 through the transmission component 20, thereby reducing the number of turns of the material 90 and thus reducing the deformation of the material 90; the needle head 31 and the shuttle head 32 slide synchronously along the horizontal direction of the frame 10, cooperating with the vertical reciprocating motion of the material 90 to achieve continuous stitching 90; each quilting component 30 moves independently of each other, has the functions of a single head and multiple heads, and realizes the quilting processing of stepless needle patterns of any size, and the pattern is more beautiful.

[0040] The technical features of the above-mentioned embodiments can be combined arbitrarily. In order to make the description concise, not all possible combinations of the technical features in the above-mentioned embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0041] The above-described embodiments merely represent several implementations of the present invention. While the descriptions are relatively specific and detailed, they should not be construed as limiting the scope of the utility model patent. It should be noted that a person skilled in the art would be able to make various modifications and improvements without departing from the concept of the present invention, and these modifications and improvements fall within the scope of protection of the present invention. Therefore, the scope of protection of the present utility model patent shall be determined by the appended claims.

Claims

1. A multi-head vertical quilting machine, characterized in that: It includes a frame, a transmission component and at least two quilting components, the transmission component is installed on the frame, and the transmission component transmits the material back and forth vertically along the frame; each quilting component includes a needle head and a shuttle head, the needle head and the shuttle head are respectively arranged on both sides of the frame, and the needle head and the shuttle head respectively correspond to the two sides of the material to sew the material; the needle head and the shuttle head slide synchronously along the horizontal direction of the frame; each quilting component can move independently of each other.

2. The multi-head vertical quilting machine according to claim 1, characterized in that: The conveying assembly includes a first active roller, a first driven roller, a second active roller and a second driven roller. The first active roller, the first driven roller, the second active roller and the second driven roller are all pivotally connected to the frame. The second active roller and the first active roller are arranged vertically along the frame, and the second driven roller and the first driven roller are arranged vertically along the frame. The first active roller and the first driven roller, and the second active roller and the second driven roller cooperate to convey materials.

3. The multi-head vertical quilting machine according to claim 2, characterized in that: The transmission assembly also includes a transmission power element, a power wheel, a first driving wheel, a first driven wheel, a second driving wheel, a second driven wheel, a first rotating shaft, a second rotating shaft, a first synchronous wheel, a second synchronous wheel, a third synchronous wheel, a fourth synchronous wheel and a synchronous belt, wherein the transmission power element is installed on the frame, the power wheel is installed on the output end of the transmission power element, the first driving wheel is installed on the first driving roller, the first driven wheel is installed on the first driven roller, the second driving wheel is installed on the second driving roller, and the second driven wheel is installed on the second driven roller; the first rotating shaft and the second rotating shaft are respectively pivotally connected to the frame, the first synchronous wheel and the second synchronous wheel are respectively sleeved on the first rotating shaft, the second synchronous wheel meshes with the first driven wheel, the third synchronous wheel and the fourth synchronous wheel are respectively sleeved on the second rotating shaft, and the fourth synchronous wheel meshes with the second driven wheel; the synchronous belt sequentially connects the power wheel, the first synchronous wheel, the first driving wheel, the second driving wheel and the third synchronous wheel.

4. The multi-head vertical quilting machine according to claim 3, characterized in that: The transmission assembly also includes a first adjustment plate and a first adjustment power element, one end of the first adjustment plate is pivotally connected to the first rotating shaft, the first adjustment power element is installed on the frame, and the first adjustment power element is used to drive the first adjustment plate to rotate; there are two first adjustment plates and two first adjustment power elements, and they correspond one to one, the two first adjustment plates are respectively connected to the two ends of the frame, and the two ends of the first driven roller are respectively pivotally connected to the two first adjustment plates.

5. The multi-head vertical quilting machine according to claim 3, characterized in that: The transmission assembly also includes a second adjustment plate and a second adjustment power element, one end of the second adjustment plate is pivotally connected to the second rotating shaft, the second adjustment power element is installed on the frame, and the second adjustment power element is used to drive the second adjustment plate to rotate; there are two second adjustment plates and two second adjustment power elements, and they correspond one to one, the two second adjustment plates are respectively connected to the two ends of the frame, and the two ends of the second driven roller are respectively pivotally connected to the two second adjustment plates.

6. The multi-head vertical quilting machine according to claim 1, characterized in that: There are two transmission assemblies, which are arranged vertically along the frame, and the needle head and the shuttle head are arranged between the two transmission assemblies.

7. The multi-head vertical quilting machine according to claim 6, characterized in that: The frame includes a bracket, a vertical plate, a baffle and a crossbeam. There are two vertical plates, two baffles and two crossbeams. The vertical plate is arranged near the bottom end of the bracket, and the baffle is arranged near the top end of the bracket. One conveying component is installed on the vertical plate, and the other conveying component is installed on the baffle; the two crossbeams are respectively installed on both sides of the bracket.

8. The multi-head vertical quilting machine according to claim 7, characterized in that: The frame further includes a first feeding roller and a second feeding roller. The first feeding roller is arranged close to the bottom end of the bracket, and the second feeding roller is arranged close to the top end of the bracket.

9. The multi-head vertical quilting machine according to claim 7, characterized in that: The quilting assembly also includes a first support, a first transverse moving force element, a second support and a second transverse moving force element. The first support is slidably arranged on one of the beams, and the second support is slidably arranged on the other beam; the needle machine head is slidably arranged on the first support, and the first transverse moving force element is installed on the first support, and the first transverse moving force element is used to drive the first support to slide; the second transverse moving force element and the shuttle machine head are both installed on the second support, and the second transverse moving force element is used to drive the second support to slide.

10. The multi-head vertical quilting machine according to claim 9, characterized in that: The frame also includes two racks mounted on the crossbeam, and the two racks correspond one to one with the crossbeam; the quilting assembly also includes a first gear and a second gear, the first gear is mounted on the output end of the first transverse force element, and the first gear is engaged with one of the racks; the second gear is mounted on the output end of the second transverse force element, and the second gear is engaged with the other rack.

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