Punching device of button sewing machine

Abstract

The utility model relates to the technical field of garment processing, and discloses a button sewing machine punching device which comprises a base, a knife rest is arranged on the base, a plurality of linear actuators used for driving the knife rest to move up and down are arranged on the upper side of the knife rest, and a vertical frame used for installing the linear actuators is arranged on the base. A punching assembly is arranged on the inner side of the knife rest and comprises a plurality of sliding blocks arranged in the knife rest in a sliding mode, and punching knives are arranged on the lower sides of the sliding blocks; through cooperative use of the tool rest, the punching assembly and the driving assembly, the threaded rod rotates to drive the corresponding sliding block to rotate, so that the second sliding block moves relative to the first sliding block, the rhombic folding frame is unfolded and folded, then the remaining sliding blocks are driven to move, the distance between punching tools is synchronously adjusted, punching can be conducted at the same time, and the punching efficiency is improved. And the punching efficiency is improved, and the effects of being easy to operate and high in punching efficiency are achieved.

Description

Technical Field

[0001] The present application relates to the technical field of garment processing, and in particular to a punching device for a button sewing machine. Background Art

[0002] The punching device of a button sewing machine usually consists of a button sewing machine, a puncher and a positioning device, etc. Its function is to pre-punch holes at fixed positions on clothing for subsequent button sewing or other processing. In the prior art, the puncher in the punching device of a button sewing machine usually adopts a single-hole structure, consisting of a movable punching head and a fixed base. The punching head is driven by a control device to complete the punching operation of the hole at a preset position;

[0003] With respect to the above-mentioned related technologies, the inventor believes that, with a single-hole punching structure, only one hole can be punched at a time, and the same piece of clothing needs to be punched repeatedly at a predetermined position for many times to be completed, which is relatively inefficient.

[0004] The above information disclosed in the background technology is only used to increase the understanding of the background technology of the present application, and therefore, it may include information that does not constitute the prior art known to ordinary technicians in the field. Utility Model Content

[0005] In order to solve the problem that the punching device of a button sewing machine adopts a single-hole punching structure and has low working efficiency, the present application provides a punching device for a button sewing machine.

[0006] The present application provides a button machine punching device that adopts the following technical solution:

[0007] A punching device for a button sewing machine comprises a base, a tool holder is arranged on the base, a plurality of linear actuators for driving the tool holder to move up and down are arranged on the upper side of the tool holder, a stand for mounting the linear actuators is arranged on the base, a punching assembly is arranged on the inner side of the tool holder, and a driving assembly for adjusting the distance between two sliders is arranged on the punching assembly;

[0008] The punching assembly includes a plurality of sliders slidably arranged in a tool holder, a punching knife is arranged on the lower side of the plurality of sliders, and the plurality of sliders are provided with the same synchronous displacement component, through which the synchronous movement of the sliders is achieved and the spacing between the plurality of sliders is ensured to remain consistent.

[0009] Preferably, the tool holder includes a pressure plate arranged on the linear actuator, a fixing plate is arranged on the lower side of the pressure plate, and a sliding groove for reciprocating sliding of the slider is provided on the fixing plate.

[0010] Preferably, a positioning assembly is provided on the outer side of the sliding groove on the fixed plate, and the positioning assembly includes a positioning plate arranged on the lower side of the tool holder, and the positioning plate is provided with a plurality of connecting columns sliding through the tool holder, and a plurality of springs are provided between the fixed plate and the positioning plate.

[0011] Preferably, the synchronous displacement member is a diamond folding frame, which is composed of a plurality of continuous diamond shapes. The sliders are connected to the diamond folding frame to achieve synchronous displacement, and the spacing between the sliders is kept the same.

[0012] Preferably, the punching knife is slidably disposed in a sliding slot, and the punching knife is threadedly connected to the slider.

[0013] Preferably, the driving assembly includes a threaded rod rotatably arranged on the outermost slider, the end of the threaded rod passes through the adjacent slider and is threadedly connected to the slider, and a guide column is arranged in the sliding groove, the end of the guide column passes through the slider and is slidably connected to the slider.

[0014] In summary, this application includes the following beneficial technical effects:

[0015] Through the coordinated use of the tool holder, the punching assembly, and the driving assembly, the threaded rod is rotated to drive the corresponding slider to rotate, so that the second slider moves relative to the first slider, so that the diamond-shaped folding frame is unfolded and folded, and then the remaining sliders are driven to move, so as to achieve synchronous adjustment of the spacing of the punching knives, and holes can be punched at the same time, thereby improving the punching efficiency. Compared with the existing technology, it has the effects of simple operation and high punching efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic diagram of a three-dimensional structure from a first-view perspective of an embodiment of the application;

[0017] Figure 2 is a schematic diagram of a second perspective stereoscopic structure of an embodiment of the application;

[0018] Figure 3 It is a schematic diagram of the three-dimensional structure from a third perspective of an embodiment of the application.

[0019] Explanation of the accompanying drawings: 1. Base; 2. Stand; 3. Linear actuator; 4. Tool holder; 401. Fixed plate; 402. Pressing plate; 5. Punching assembly; 501. Diamond folding frame; 502. Slider; 503. Punching knife; 6. Positioning assembly; 601. Positioning plate; 602. Connecting column; 603. Spring; 7. Driving assembly; 701. Threaded rod; 702. Guide column. DETAILED DESCRIPTION

[0020] The following is combined with Figure 1-3 This application is described in further detail.

[0021] The present application embodiment discloses a button-stitching machine punching device. Figure 1-3 A punching device for a button sewing machine comprises a base 1, a stand 2 is mounted on the base 1, a plurality of linear actuators 3 are mounted on the stand 2, a tool holder 4 is mounted at the lower end of the linear actuator 3, the tool holder 4 comprises a fixed plate 401 mounted on the upper side of the base 1, a sliding slot for a slider 502 to slide back and forth is provided on the fixed plate 401, a punching assembly 5 is mounted on the fixed pressure plate 402, the punching assembly 5 comprises a slider 502 slidably mounted in the sliding slot, a punching knife 503 is threadedly connected to the lower end of the slider 502, a plurality of sliders 502 are mounted with synchronous displacement components, the synchronous displacement components are selected from diamond folding frames 501, the sliders 502 are synchronously displaced by being connected to the diamond folding frames 501, and the spacing between the sliders 502 is kept the same, and a driving assembly 7 for adjusting the spacing between two sliders 502 is also mounted on the fixed pressure plate 402;

[0022] By adopting the above technical solution, by adjusting the distance between two of the sliders 502, the diamond-shaped folding frame 501 can be unfolded and folded, thereby driving the remaining sliders 502 to move, thereby realizing synchronous adjustment of the spacing of the punching knife 503, and holes with different spacings can be used. The slider 502 and the punching knife 503 are detachable in design, and punching heads of different sizes can be replaced as needed.

[0023] Reference Figure 1 , the lower ends of the plurality of linear actuators 3 are connected with a fixing plate 402, and the fixing plate 401 is connected to the fixing plate 402 by bolts;

[0024] By adopting the above technical solution, the linear actuator 3 can select a hydraulic cylinder or a telescopic cylinder as needed.

[0025] Reference Figure 2 A positioning assembly 6 is installed on the outer side of the sliding groove on the fixed plate 401. The positioning assembly 6 includes a positioning plate 601 installed on the lower side of the tool holder 4. A plurality of connecting columns 602 are installed on the positioning plate 601. The upper ends of the connecting columns 602 pass through the fixed plate 401 and are slidably connected to the fixed plate 401. A plurality of springs 603 are installed between the fixed plate 401 and the positioning plate 601.

[0026] By adopting the above technical solution, the positioning plate 601 is first contacted with the clothing to perform preliminary positioning on the clothing, thereby avoiding deviation of the material during the punching process.

[0027] Reference Figure 3 The diamond folding frame 501 is composed of a plurality of continuous diamond shapes, two adjacent diamond shapes are unfolded and folded synchronously, and the distances between the plurality of sliders 502 remain consistent.

[0028] Reference Figure 3The driving assembly 7 includes a threaded rod 701 rotatably mounted on the outermost slider 502, the end of the threaded rod 701 passes through the adjacent slider 502 and is threadedly connected to the slider 502, a guide column 702 is installed in the sliding groove, the end of the guide column 702 passes through the corresponding slider 502 and is slidably connected to the slider 502;

[0029] By adopting the above technical solution, the end of the threaded rod 701 passes through the fixed plate 401 and is connected to the external driving component. The threaded rod 701 is rotated to drive the corresponding slider 502 to rotate, so that the second slider 502 moves relative to the first slider 502, so that the diamond folding frame 501 is unfolded and folded, and the spacing of the punching knife 503 is synchronously adjusted.

[0030] The implementation principle of a button sewing machine punching device in an embodiment of the present application is as follows: during debugging, the threaded rod 701 is rotated to drive the corresponding slider 502 to rotate, so that the second slider 502 moves relative to the first slider 502, so that the diamond folding frame 501 is unfolded and folded, and then the remaining sliders 502 are driven to move, so as to achieve synchronous adjustment of the spacing of the punching knives 503. When punching, the linear actuator 3 is used to drive the fixed pressure plate 402 and the fixed plate 401 to move downward, and the positioning plate 601 is used to contact the clothing first to perform preliminary positioning on the clothing to avoid material deviation during the punching process. The knife holder 4 is further moved downward, so that the punching knife 503 punches holes in the material, and the spring 603 is compressed at the same time. After the punching is completed, the linear actuator 3 contracts and resets, the knife holder 4 and the punching knife 503 move up, the spring 603 is reset, and the punching knife 503 is separated from the material.

[0031] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0032] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0033] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0034] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A punching device for a button sewing machine, comprising a base (1), characterized in that: A tool holder (4) is arranged on the base (1); a plurality of linear actuators (3) for driving the tool holder (4) to move up and down are arranged on the upper side of the tool holder (4); a stand (2) for installing the linear actuators (3) is arranged on the base (1); a punching assembly (5) is arranged on the inner side of the tool holder (4); a driving assembly (7) for adjusting the distance between the two sliders (502) is arranged on the punching assembly (5); The punching assembly (5) comprises a plurality of sliders (502) slidably arranged in a knife holder (4), a punching knife (503) being arranged on the lower side of each of the sliders (502), and a plurality of the sliders (502) being provided with the same synchronous displacement component, so that synchronous movement of the sliders (502) is achieved through the synchronous displacement component, and the distance between the plurality of sliders (502) is ensured to be kept consistent.

2. A button-stitching machine punching device according to claim 1, characterized in that: The tool holder (4) comprises a fixed pressure plate (402) arranged on the linear actuator (3), a fixed plate (401) is arranged on the lower side of the fixed pressure plate (402), and a sliding groove for the slider (502) to slide back and forth is provided on the fixed plate (401).

3. A button-stitching machine punching device according to claim 2, characterized in that: A positioning assembly (6) is arranged on the outer side of the sliding groove on the fixed plate (401), and the positioning assembly (6) includes a positioning plate (601) arranged on the lower side of the tool holder (4), and a plurality of connecting columns (602) slidingly passing through the tool holder (4) are arranged on the positioning plate (601), and a plurality of springs (603) are arranged between the fixed plate (401) and the positioning plate (601).

4. A button-stitching machine punching device according to claim 3, characterized in that: The synchronous displacement component is a rhombus folding frame (501), which is composed of a plurality of continuous rhombus shapes. The sliders (502) are connected to the rhombus folding frame (501) to achieve synchronous displacement, and the spacing between the sliders (502) is kept the same.

5. A button-stitching machine punching device according to claim 4, characterized in that: The punching knife (503) is slidably disposed in the sliding slot, and the punching knife (503) is threadedly connected to the slider (502).

6. A button-stitching machine punching device according to claim 5, characterized in that: The driving assembly (7) comprises a threaded rod (701) rotatably arranged on the outermost slider (502), the end of the threaded rod (701) passes through the adjacent slider (502) and is threadedly connected to the slider (502), and a guide column (702) is arranged in the sliding groove, and the end of the guide column (702) passes through the slider (502) and is slidably connected to the slider (502).

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