Template sewing machine

A sewing machine and template technology, which is applied to sewing machine components, sewing machine control devices, sewing equipment, etc., can solve problems such as poor stitch quality, design position deviation, and difficulty in maintaining consistent vibration amplitude, so as to improve sewing quality and precision Positioning, the effect of ensuring positioning accuracy

Pending Publication Date: 2019-04-12
浙江耐拓机电科技有限公司
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AI-Extracted Technical Summary

Problems solved by technology

[0004] However, the above-mentioned sewing machine has the following defects: in the working process of the sewing machine, its main vibration source mainly comes from the drive motor of the sewing machine head part, that is to say, the vibration amplitude of the sewing machine head part is relatively large, so when When the template is conveyed to the bottom of the needle of the machine head through the above-mentioned XY fe...
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Abstract

The invention provides a template sewing machine, and belongs to the technical field of sewing machines, and solves the problem that how to improve the tailoring quality of the sewing machine. The template sewing machine comprises a rack, a nose assembly and an XY feeding device, wherein a vibration damping structure I is arranged between the nose assembly and the rack; a vibration damping structure II is arranged between the XY feeding device and the rack; a connecting piece is arranged between the nose assembly and the XY feeding device; and the nose assembly and the XY feeding device are connected together through the connecting piece. According to the template sewing machine, the vibration amplitudes of the nose assembly and the XY feeding device are changed, the vibration amplitudes of the nose assembly and the XY feeding device during operation remain the same as much as possible through the connecting piece, a template can be accurately positioned when feeding in place by the XYfeeding device, so that the positioning accuracy of the template is guaranteed, and then stitches on the template can optimally sewed according to a track designed in advance, and the sewing qualityof the template sewing machine is improved greatly.

Application Domain

Sewing-machine control devices

Technology Topic

EngineeringSewing machine +1

Image

  • Template sewing machine
  • Template sewing machine
  • Template sewing machine

Examples

  • Experimental program(4)

Example Embodiment

[0030] Example one:
[0031] Specifically, such as figure 1 As shown, the template sewing machine includes a frame 1, a head assembly 2 and an XY feeding device 3. Among them, such as figure 2 with image 3 As shown, the head assembly 2 and the frame 1 are provided with a vibration damping structure 4 that can use elasticity to provide vibration damping for the head assembly 2. The head assembly 2 is connected to the frame through the aforementioned vibration damping structure 4 1 is connected, and the damping structure 4 can provide support for the head assembly 2; between the XY feeding device 3 and the frame 1, there is a damping structure 2 5 that can use elasticity to provide vibration damping for the XY feeding device 3, The XY feeding device 3 is connected to the frame 1 through the second vibration damping structure 5, and the second vibration damping structure 5 can provide support for the XY feeding device 3. A connecting piece 6 is provided between the head assembly 2 and the XY feeding device 3, and the connecting piece 6 is connected together.
[0032] More specifically, the machine head assembly 2 includes a base 2a and a machine head 2b, the XY feeding device 3 includes a base 31, a vibration damping structure 4 has several and are arranged on the four corners of the bottom of the base 2a; vibration damping structure two There are several and distributed on the bottom of the base 31 in a rectangular shape. The frame 1 includes a longitudinal beam 1a arranged in the longitudinal direction. The longitudinal beam 1a extends from the bottom of the base 2a into the bottom of the base 31. The vibration damping structure 4 is arranged on the two corners of the bottom end of the base 2a. The beams 1a are connected, and the partial damping structure 5 arranged on the bottom of the base 31 is also connected to the above-mentioned longitudinal beams 1a. The connecting piece 6 is a rigid piece and one end of the connecting piece 6 is fixedly connected to the base 31, and the other end of the connecting piece 6 is fixedly connected to the base 2a. More specifically, in this embodiment, the connecting member 6 includes a connecting bracket 61 and a connecting bracket 62. One end of the connecting bracket 61 has a waist-shaped connecting hole 611, and the connecting bracket 61 passes through the waist-shaped connecting hole 611. The fastener is fixed at the middle position of the base 2a, the other end of the connecting bracket 61 is fixed on the base 31; one end of the connecting bracket 62 has a U-shaped connecting hole 621, and the connecting bracket 62 passes through the U-shaped connecting hole Fasteners are inserted into the 621 and fixed on one end of the base 2a, and the other end of the second connecting bracket 62 is fixed at the middle of the base 31.
[0033] Another example Figure 4 , Figure 5 with Image 6 As shown, in this embodiment, the damping structure 4 includes a supporting plate 41, a screw 42 and a damping pad 43 located on the inner and outer sides of the supporting plate 41, and the supporting plate 41 is fixedly connected to the frame 1. The screw 42 passes through the damping pad 43 on the outside of the support plate 41, the support plate 41, and the damping pad 43 on the inner side of the support plate 41 in turn, and penetrates into the base 2a to fasten the connection with the base 2a. More specifically, the cross-section of the support plate 41 is L-shaped, the support plate 41 has a vertical portion 41a and a horizontal portion 41b, the vertical portion 41a is provided with a strip hole 44, a strip hole 44 A fixing bolt 45 is inserted inside, the support plate 41 is fixedly connected to the frame 1 through a fixing bolt 45, the screw 42 passes through the horizontal part 41b, and the two damping pads 43 are located at the horizontal part 41b. On the inner and outer sides, the horizontal part 41b is also provided with an adjusting bolt 46. The adjusting bolt 46, the strip hole 44 and the screw 42 are all arranged in the vertical direction. The adjusting bolt 46 passes through the support plate 41 and Threaded connection with frame 1. A flat washer 7 is provided between the damping pad 43 on the outside of the support plate 41 and the nut of the screw 42; a flat washer 7 is also provided between the damping pad 43 and the base 2a on the inner side of the support plate 41 . An elastic washer 8 is also provided between the nut of the screw 42 and the corresponding flat washer 7. A reinforcing rib 47 is provided between the inner side of the vertical portion 41a and the inner side of the horizontal portion 41b.
[0034] Another example Figure 7 with Figure 8 As shown, in this embodiment, the base 31 is composed of two beams, and the base 31 has two parallel and longitudinally arranged longitudinal slide rails 32. The XY feeding device 3 also includes a transversely arranged transverse slide rail 33, The horizontal slide rail 33 is slidably connected to the longitudinal slide rail 32, and the horizontal slide rail 33 is slidably connected with a clamping mechanism for clamping the template. The clamping mechanism includes a pallet 34 slidably connected to the horizontal slide rail 33, and the pallet 34 A number of clamping cylinders 35 capable of clamping the template on the pallet 34 are fixed on it. The second vibration damping structure 5 includes the second support plate 51, the second screw 52, ​​and the second damping pad 53 located on the inner and outer sides of the support plate 41. The second support plate 51 is fixed to the frame 1, and the second screw 52 passes through the support The one damping pad 43 outside the second plate 51, the second support plate 51, and the second damping cushion 53 located inside the second support plate 51 penetrate into the base 31 and fasten the base 31. More specifically, such as Picture 9 As shown, the cross section of the second support plate 51 is L-shaped. The second support plate 51 has a second vertical part 51a and a second horizontal part 51b. The second vertical part 51a is provided with a second strip hole 54 which penetrates the second strip hole 54. Two fixing bolts 55 are provided. The second supporting plate 51 is fixedly connected to the base 31 through the second fixing bolts 55. The second screw 52 is inserted on the second horizontal portion 51b, and the two second damping pads 53 are located on the inner and outer sides of the second horizontal portion 51b. On the other hand, the second adjusting bolt 56 is threadedly connected to the frame 1, the second adjusting bolt 56, the second strip hole 54 and the second screw 52 are all arranged in the vertical direction, and the second adjusting bolt 56 abuts on the second supporting plate 51. A lock nut 57 is threadedly connected to the second adjusting bolt 56, and the lock nut 57 is located between the second support plate 51 and the frame 1 and can abut against the frame 1. A flat washer 7 is provided between the second damping pad 53 on the outside of the second support plate 51 and the nut of the second screw 52; a flat washer 7 is also provided between the second damping pad 53 on the inner side of the second support plate 51 and the base 31 7. An elastic washer 8 is also provided between the nut of the second screw 52 and the corresponding flat washer 7. A second rib 58 is provided between the inner side of the second vertical portion 51a and the inner side of the second horizontal portion 51b. The above-mentioned damping pad is a rubber pad with elasticity.

Example Embodiment

[0035] Embodiment two:
[0036] The technical solution in this embodiment is basically the same as that in the first embodiment. The difference is that in this embodiment, the vibration damping structure 4 includes a supporting plate 41, a screw 42 and the inner side of the supporting plate 41. A vibration damping pad 43, a support plate 41 and the frame 1 are fixedly connected, a screw 42 passes through the support plate 41 and a vibration damping pad 43 in sequence and penetrates into the base 2a to be fastened and fastened to the base 2a; or, The damping structure 4 includes a supporting plate 41, a screw 42 and a damping pad 43 located outside the supporting plate 41. The supporting plate 41 is fixed to the frame 1, and the screw 42 passes through the damping pad 43 in turn , The supporting plate 41 is inserted into the base 2a and fastened to the base 2a.

Example Embodiment

[0037] Embodiment three:
[0038] The technical solution in this embodiment is basically the same as that in the first embodiment. The difference is that in this embodiment, the second vibration damping structure 5 includes the second support plate 51, the second screw 52 and the inner side of the second support plate 51. The second damping pad 53, the second support plate 51 is fixedly connected to the frame 1, the second screw 52 passes through the second support plate 51 and the second damping pad 53 in sequence, and penetrates into the base 31 to be fastened to the base 31; Alternatively, the second damping structure 5 includes a second support plate 51, a second screw 52, ​​and a second damping pad 53 located outside the second support plate 51. The second support plate 51 is fixedly connected to the frame 1, and the second screw 52 passes through the damping pad in turn The second 53. The second support plate 51 penetrates into the base 31 and is fastened to the base 31 by a lock.

PUM

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Description & Claims & Application Information

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  • Improve sewing quality
  • Ensure positioning accuracy

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