Rapid button sewing device for trousers

By combining adjustment devices, support structures, limiting devices, and positioning devices, the problem that existing devices cannot adapt to different sizes and work habits has been solved, achieving highly efficient adaptability for quick button sewing on trousers.

CN224069837UActive Publication Date: 2026-04-03DALIAN XINXIN CLOTHING MANUFACTURING CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-10
Publication Date
2026-04-03

AI Technical Summary

Technical Problem

Existing quick-fastening devices for trousers cannot quickly adjust the position of the trousers and the position of the fasteners, and cannot adapt to the needs of different sizes and work habits.

Method used

By combining adjustment devices, support structures, limiting devices, and positioning devices, the position of the trousers can be quickly adjusted and the button position can be adaptively adjusted to meet the operational needs of different sizes and arm lengths.

Benefits of technology

This improves the practicality of the device, enabling it to adapt to different sizes of pants and different work habits, and achieve rapid buttoning operations.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of clothing manufacturing, in particular to a rapid trouser button sewing device which can adapt to trousers of different sizes through an adjusting device, facilitates rapid placement of the trousers and provides auxiliary supporting and limiting for a trouser waist through a supporting structure. The position, sleeving the supporting structure, of trousers is limited through the limiting device so as to adapt to button sewing operation at different positions, the button sewing position of the device is adjusted through the positioning device so as to adapt to workers with different arm lengths and operation habits, and the practicability of the device is improved; comprising an adjusting device, a supporting structure, a limiting device and a positioning device, the supporting structure is installed on the adjusting device, the limiting device is installed on the supporting structure, and the positioning device is installed on the adjusting structure.
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Description

Technical Field

[0001] This utility model relates to the technical field of garment manufacturing, and in particular to a quick button-fastening device for trousers. Background Technology

[0002] Buttons are used to fasten buttons to parts such as plackets, pockets, and cuffs. Depending on the type and shape of the button, there are hand-sewn buttons, machine-sewn buttons, or overlock buttons. In the manufacturing process of trousers, some trousers require buttons to be sewn onto the left and right hip pockets to accommodate their function.

[0003] The existing Chinese utility model patent with application number CN202222442840.6 relates to a quick button-attaching device for trousers, including a support plate, support legs, mounting plate, push switch, button attaching machine, fixed base, workbench and support block, etc. It makes it easier to align the button for different trousers and makes it easier to align the button position when attaching the button.

[0004] However, in actual use, when multiple buttons need to be sewn on, the above-mentioned device does not have the ability to quickly adjust the position and arrangement of the pants, and it cannot adjust the position of the buttons to adapt to different buttoning operations. Utility Model Content

[0005] To solve the above-mentioned technical problems, this utility model provides a quick buttoning device for pants. It uses an adjustment device to adapt to different sizes of pants, which facilitates the quick placement of pants. It uses a support structure to provide auxiliary support and limit the waistband of the pants. It uses a limiting device to limit the position of the pants on the support structure to adapt to buttoning operations in different positions. It uses a positioning device to adjust the buttoning position of the device to adapt to workers with different arm lengths and working habits, thus improving the practicality of the device.

[0006] This utility model discloses a quick button-attaching device for trousers; it includes an adjustment device, a support structure, a limiting device, and a positioning device. The support structure is mounted on the adjustment device, the limiting device is mounted on the support structure, and the positioning device is mounted on the adjustment structure. The adjustment device allows the device to adapt to trousers of different sizes, facilitating quick placement of the trousers. The support structure provides auxiliary support and limiting for the waistband. The limiting device limits the position of the trousers on the support structure to accommodate button-attaching operations in different positions. The positioning device adjusts the button-attaching position of the device to accommodate workers with different arm lengths and working habits, thus improving the practicality of the device.

[0007] Preferably, the adjustment device includes a frame, a transverse shift chamber, a geared motor, a lead screw, a transverse shift platform, and a nut. The transverse shift chamber is mounted on the rear of the upper end face of the frame via a bracket. The geared motor is mounted on the right end face of the transverse shift chamber. The lead screw is horizontally mounted inside the transverse shift chamber. A set of transverse shift platforms is mounted on the left and right sides of the transverse shift chamber, respectively. The two sets of transverse shift platforms are each connected to the lead screw via a set of nuts, and the two sets of transverse shift platforms are symmetrical about the center position of the lead screw. Turning on the geared motor transmits power to the lead screw, causing the lead screw to rotate, which in turn moves the two sets of transverse shift platforms in opposite directions or back to back in conjunction with the nuts. This adjusts the width of the support structure to accommodate the waistbands of different sizes of trousers, improving the practicality of the device.

[0008] Preferably, it also includes limiting optical rods, with two sets of limiting optical rods installed inside the transverse moving chamber. Both sets of limiting optical rods pass through the two sets of transverse moving platforms. By limiting the two sets of transverse moving platforms with the two sets of limiting optical rods, the vibration amplitude of the transverse moving platforms during their movement is reduced, thereby improving the stability and practicality of the device.

[0009] Preferably, the support structure includes horizontal support plates and protective rollers. The horizontal support plates are connected to the front end face of the transverse platform, and the protective rollers are horizontally installed on the outer side of the horizontal support plates. The pants are supported by two sets of horizontal support plates in conjunction with the adjustment device, and the waistband of the pants is opened. The protective rollers allow the operator to directly rotate the waistband of the pants on the horizontal support plates, reducing friction and scratches between the inside of the pants and the horizontal support plates. This enables the equipment to quickly perform buttoning operations on different positions at the same height on the pants, improving the practicality of the device.

[0010] Preferably, the limiting device includes a first adjusting block, a limiting groove, a first fastening nut, and a limiting baffle. A rectangular hole is provided on the upper end face of the horizontal support plate, and a set of limiting grooves are provided on the left and right sides of the rectangular hole. The first adjusting block is installed in the rectangular hole of the horizontal support plate. A set of limiting protrusions are provided on the left and right end faces of the first adjusting block and connected to the limiting grooves. A limiting baffle is provided on the upper end face of the first adjusting block, and a first fastening nut is provided on the inner front side of the first adjusting block. The limiting baffle limits the position of the trousers fitted on the horizontal support plate. The position of the first adjusting block in the horizontal support plate can be adjusted to meet the buttoning requirements of different positions. The position of the limiting baffle is fixed by rotating the first fastening nut to press the horizontal support plate, thereby improving the practicality of the device.

[0011] Preferably, the positioning device includes a support frame, a sliding limit protrusion, a second adjusting block, a positioning block, and a second fastening nut. The support frame is installed in the middle of the upper end face of the frame. A rectangular hole is provided on the upper end face of the support frame. The upper part of the support frame is at the same horizontal height as the two sets of horizontal support plates. A set of sliding limit protrusions is provided on the left and right sides of the rectangular hole of the support frame. The second adjusting block is installed in the rectangular hole of the support frame and connected to the sliding limit protrusion. A positioning block is provided on the upper end face of the second adjusting block. An inclined groove is provided on the second adjusting block, and a second fastening nut is installed in the groove. By adjusting the position of the second adjusting block, the pin position of the equipment can be changed, thereby adapting to the operation of employees with different arm lengths during batch processing and improving the comfort of using the equipment. By rotating the second fastening nut, the position of the second adjusting block is fixed, which improves the practicality of the equipment.

[0012] Preferably, the device also includes a top adjustment chamber, an electric cylinder, a longitudinal sliding block, support rods, and a button-attaching machine. The top adjustment chamber is mounted on the middle of the upper surface of the transverse moving chamber via a bracket. An electric cylinder is mounted on the rear end face of the top adjustment chamber. The longitudinal sliding block is located inside the top adjustment chamber. The moving end of the electric cylinder passes through the rear end face of the top adjustment chamber and connects to the longitudinal sliding block. A set of support rods is provided on the left and right sides of the top adjustment chamber, and both sets of support rods pass through the longitudinal sliding block. A button-attaching machine is mounted on the lower end face of the support frame and is located on the upper side of the support frame. The position of the button-attaching machine is adjusted by controlling the extension of the electric cylinder to match the position adjustment of the positioning block. The two sets of support rods provide support and movement limit for the longitudinal sliding block, improving the stability and practicality of the device.

[0013] Compared with the prior art, the beneficial effects of this utility model are as follows: the adjustment device enables the equipment to adapt to different sizes of pants, facilitating the quick placement of pants; the support structure provides auxiliary support and limit for the waistband; the limiting device limits the position of the pants set on the support structure to adapt to buttoning operations in different positions; and the positioning device adjusts the buttoning position of the equipment to adapt to workers with different arm lengths and working habits, thus improving the practicality of the device. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the isometric structure of this utility model;

[0015] Figure 2 This is a first cross-sectional structural diagram of the present invention;

[0016] Figure 3 This is a schematic diagram of the second cross-sectional structure of this utility model;

[0017] Figure 4 This is a first partially enlarged structural schematic diagram of the present invention;

[0018] Figure 5This is a second enlarged structural schematic diagram of the present invention;

[0019] The following components are labeled in the attached diagram: 1. Frame; 2. Horizontal movement chamber; 3. Gear motor; 4. Lead screw; 5. Horizontal movement platform; 6. Nut; 7. Limiting guide rod; 8. Horizontal support plate; 9. Protective roller; 10. First adjusting block; 11. Limiting groove; 12. First fastening nut; 13. Limiting baffle; 14. Support frame; 15. Sliding limit protrusion; 16. Second adjusting block; 17. Positioning block; 18. Second fastening nut; 19. Top adjusting chamber; 20. Electric cylinder; 21. Longitudinal sliding block; 22. Supporting guide rod; 23. Button attaching machine. Detailed Implementation

[0020] To facilitate understanding of this utility model, a more complete description will be given below with reference to the accompanying drawings. This utility model can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to make the disclosure of this utility model more thorough and complete.

[0021] Example 1

[0022] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 The support structure shown is mounted on the adjustment device, the limiting device is mounted on the support structure, and the positioning device is mounted on the adjustment device.

[0023] First, turn on the geared motor 3 to transmit power to the lead screw 4, which will drive the lead screw 4 to rotate. This will then work with the nut 6 to move the two sets of transverse platforms 5 in opposite directions or back to back. Then, put the pants on the two sets of horizontal support plates 8 and adjust them with the adjustment device to make the pants tensioned. At the same time, the support frame 14 is inserted into the pants. Then, the button attaching machine 23 can work with the positioning block 17 to attach buttons. When attaching multiple buttons to the same pants at the same horizontal height, simply rotate the pants on the horizontal support plate 8 so that the position to be attached is above the positioning block 17.

[0024] The adjustment device includes a frame 1, a transverse shift chamber 2, a geared motor 3, a lead screw 4, a transverse shift platform 5, and a nut 6. The transverse shift chamber 2 is mounted on the rear of the upper end face of the frame 1 via a bracket. The geared motor 3 is mounted on the right end face of the transverse shift chamber 2. The lead screw 4 is horizontally mounted inside the transverse shift chamber 2. A set of transverse shift platforms 5 is mounted on the left and right sides of the transverse shift chamber 2, and the two sets of transverse shift platforms 5 are connected to the lead screw 4 via a set of nuts 6. The two sets of transverse shift platforms 5 are symmetrical about the center position of the lead screw 4.

[0025] It also includes limiting light rods 7. Two sets of limiting light rods 7 are installed in the transverse shifting chamber 2. Both sets of limiting light rods 7 pass through the two sets of transverse shifting platforms 5.

[0026] The support structure includes a horizontal support plate 8 and a protective roller 9. The horizontal support plate 8 is connected to the front end face of the transverse platform 5, and the protective roller 9 is horizontally installed on the outer side face of the horizontal support plate 8.

[0027] The limiting device includes a first adjusting block 10, a limiting groove 11, a first fastening nut 12, and a limiting baffle 13. A rectangular hole is provided on the upper end surface of the horizontal support plate 8. A set of limiting grooves 11 are provided on the left and right sides of the rectangular hole. The first adjusting block 10 is installed in the rectangular hole of the horizontal support plate 8. A set of limiting protrusions are provided on the left and right end surfaces of the first adjusting block 10 and connected to the limiting grooves 11. A limiting baffle 13 is provided on the upper end surface of the first adjusting block 10. A first fastening nut 12 is provided on the inner front side of the first adjusting block 10.

[0028] The positioning device includes a support frame 14, a sliding limit protrusion 15, a second adjusting block 16, a positioning block 17, and a second fastening nut 18. The support frame 14 is installed in the middle of the upper end face of the frame 1. A rectangular hole is provided on the upper end face of the support frame 14. The upper part of the support frame 14 is at the same horizontal height as the two sets of horizontal support plates 8. A set of sliding limit protrusions 15 are provided on the left and right sides of the rectangular hole of the support frame 14. The second adjusting block 16 is installed in the rectangular hole of the support frame 14 and connected to the sliding limit protrusion 15. A positioning block 17 is provided on the upper end face of the second adjusting block 16. An inclined groove is provided on the second adjusting block 16, and a second fastening nut 18 is installed in the groove.

[0029] The device is designed to accommodate different sizes of trousers through an adjustment mechanism, facilitating quick placement of the trousers. The support structure provides auxiliary support and limits the waistband, while the limiting device limits the position of the trousers on the support structure to accommodate buttoning operations in different locations. The positioning device adjusts the buttoning position of the device to accommodate workers with different arm lengths and working habits, thus improving the device's practicality.

[0030] like Figures 1 to 5 As shown, this utility model discloses a quick button-attaching device for trousers. During operation, the reduction motor 3 is first turned on to transmit power to the lead screw 4, causing it to rotate. This, in turn, works with the nut 6 to move two sets of transverse platforms 5 in opposite directions or back-to-back. Then, the trousers are placed on the two sets of horizontal support plates 8, and the adjustment device ensures the trousers are in a tensioned state. Simultaneously, the support frame 14 is inserted into the trousers. The button-attaching machine 23 then works with the positioning block 17 to perform the button-attaching operation. When performing multiple button-attaching operations on the same trousers at the same horizontal height, simply rotate the trousers on the horizontal support plate 8 so that the position requiring button-attaching is above the positioning block 17.

[0031] The speed reduction motor 3, electric cylinder 20, and button attaching machine 23 of this utility model for quick button attaching device for trousers are commercially available. Technical personnel in this industry only need to install and operate them according to the accompanying instruction manual, without requiring any creative work from those skilled in the art.

[0032] The above description is only a preferred embodiment of the present utility model. It should be noted that for those skilled in the art, several improvements and modifications can be made without departing from the technical principles of the present utility model, and these improvements and modifications should also be considered within the protection scope of the present utility model.

Claims

1. A device for quickly fastening buttons of trousers; characterized by, The utility model relates to a kind of adjustable supporting device, including adjusting device, support structure, limiting device and positioning device, support structure is installed on adjusting device, limiting device is installed on support structure, positioning device is installed on adjusting structure;Adjusting device includes rack (1), transverse moving bin (2), reduction motor (3), screw rod (4), transverse moving platform (5) and nut (6), the upper end surface rear portion of rack (1) is installed with transverse moving bin (2) by support, the right end surface of transverse moving bin (2) is installed with reduction motor (3), screw rod (4) is installed horizontally in transverse moving bin (2), transverse moving bin (2) is installed with a group of transverse moving platform (5) respectively left and right, two groups of transverse moving platform (5) are connected with screw rod (4) by a group of nut (6), and two groups of transverse moving platform (5) are about the center position of symmetry of screw rod (4);Support structure includes horizontal support sheet (8) and protective drum (9), the front end surface of transverse moving platform (5) is connected with horizontal support sheet (8), and protective drum (9) is installed horizontally on the outer side of horizontal support sheet (8);Limiting device includes first adjusting block (10), limiting slot (11), first fastening nut (12) and limiting baffle (13), the upper end surface of horizontal support sheet (8) is provided with rectangular hole, and a group of limiting slots (11) are respectively arranged in the rectangular hole left and right, first adjusting block (10) is installed in the rectangular hole of horizontal support sheet (8), and a group of limiting protrusions are respectively arranged on the left and right two end surfaces of first adjusting block (10) and are connected with limiting slot (11), limiting baffle (13) is arranged on the upper end surface of first adjusting block (10), and first fastening nut (12) is arranged in the inner side of the front portion of first adjusting block (10);Positioning device includes support frame (14), sliding limiting protrusion (15), second adjusting block (16), positioning block (17) and second fastening nut (18), the upper end surface middle part of rack (1) is installed with support frame (14), the upper end surface of support frame (14) is provided with rectangular hole, the upper portion of support frame (14) is same with the horizontal height of two groups of horizontal support sheet (8), a group of sliding limiting protrusions (15) are respectively arranged in the rectangular hole left and right of support frame (14), second adjusting block (16) is installed in the rectangular hole of support frame (14) and is connected with sliding limiting protrusion (15), positioning block (17) is arranged on the upper end surface of second adjusting block (16), and second fastening nut (18) is installed in inclined recess of second adjusting block (16).

2. A device for quickly attaching buttons to trousers as claimed in claim 1, characterized in that, It further includes limiting light rod (7), transverse moving bin (2) is provided with two groups of limiting light rod (7), two groups of limiting light rod (7) all pass through two groups of transverse moving platform (5).

3. A device for quickly attaching buttons to pants as claimed in claim 2, wherein Also include the top adjusting bin (19), electric cylinder (20), longitudinal moving slider (21), support light pole (22) and nail buckle machine (23), the upper end surface of the horizontal moving bin (2) is installed with the top adjusting bin (19) through the support in the middle, the rear end surface of the top adjusting bin (19) is installed with the electric cylinder (20), the longitudinal moving slider (21) is located in the inside of the top adjusting bin (19), the moving end of the electric cylinder (20) is connected with the longitudinal moving slider (21) through the rear end surface of the top adjusting bin (19), a set of support light poles (22) is respectively arranged in the left and right of the top adjusting bin (19), two sets of support light poles (22) all pass through the longitudinal moving slider (21), the lower end surface of the 2 support frame (14) is installed with the nail buckle machine (23), and the nail buckle machine (23) is located on the upside of the support frame (14).

Citation Information

Patent Citations

  • Rapid button sewing device for trousers

    CN218090040U