Material sheet feeding and cutting mechanism of ultrasonic sewing machine

Abstract

The utility model relates to the technical field of garment processing equipment, in particular to an ultrasonic sewing machine material piece feeding and cutting mechanism which comprises a feeding mechanism and a cutting mechanism, the feeding mechanism comprises a material disc (100), at least one guide roller (200) and a guide block (300), the guide roller (200) and the guide block (300) are matched with the material disc (100), the guide block (300) is provided with a sliding guide face (301), and the sliding guide face (301) is provided with a sliding guide groove (301). A material sheet wound on the material disc (100) sequentially passes through the guide roller (200) and the sliding guide surface (301) of the guide block (300) and then enters a station; and the cutting mechanism (600) is used for cutting the cloth and the material sheets entering the station. The material disc, the guide roller and the guide block are arranged, the guide roller and the guide block are matched with the material disc, a material sheet wound on the material disc sequentially passes through the guide roller and the guide block and then enters a station, the material sheet is welded with cloth under the action of the ultrasonic generator on the ultrasonic sewing machine, wireless sewing is completed, production efficiency is high, precision is high, and production cost is low. And the safety is high, and materials are saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to clothing processing equipment technical field especially an ultrasonic sewing machine material piece feeding cutting mechanism. BACKGROUND

[0002] The ultrasonic sewing machine is a kind of equipment for material processing using ultrasonic energy, usually used for cutting and sewing of synthetic fiber materials, without needle and thread.

[0003] The Chinese utility model patent with the publication number CN214563024U discloses an ultrasonic sewing machine, which comprises a rack, a sewing rack installed on the rack, an ultrasonic sewing mechanism installed at the bottom of the rack and a PLC control box installed on the rack, and further comprises a control screen and a fixing mechanism installed on the sewing rack, a heat dissipation mechanism installed on the ultrasonic sewing mechanism and a guide mechanism installed on the rack and other structures. This ultrasonic sewing machine has the following problems: manual feeding cannot guarantee that the placement position of materials is completely consistent every time, which may lead to inaccurate sewing position, affecting the quality and consistency of finished products; manual feeding speed is slow, which cannot match the maximum production capacity of the machine, significantly reducing production efficiency; long-time repetition of the same action is prone to fatigue, increasing the possibility of errors; when feeding manually, body parts such as fingers are close to the working area, increasing the risk of injury; due to inaccurate feeding, wrinkles may appear on the cloth material port, causing material waste and other problems; when fibers or burrs appear on the edge of cloth or the cloth is twisted or stretched to a certain extent, it cannot be processed in time, affecting the overall appearance and durability of the cloth.

[0004] Therefore, the prior art needs to be improved and enhanced. UTILITY MODEL CONTENT

[0005] In view of the deficiencies in the prior art, the purpose of the utility model is to provide an ultrasonic sewing machine material piece feeding cutting mechanism with high production efficiency, high precision, high safety, material saving and quality guarantee for subsequent processing and finished products.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] An ultrasonic sewing machine material piece feeding cutting mechanism, which comprises a feeding mechanism and a cutting mechanism, the feeding mechanism comprises a material disc, at least one guide roller and a guide block matched with the material disc, the guide block has a sliding guide surface, the material piece wound on the material disc enters the working position in turn after passing through the guide roller and the sliding guide surface of the guide block, and the cutting mechanism cuts the cloth and the material piece entering the working position.

[0008] As a further scheme of the utility model, the sliding guide surface is arc-shaped.

[0009] As a further scheme of the present application, one edge of the sliding guide surface is provided with a fixed protrusion, the other edge of the sliding guide surface is provided with a limiting sheet, at least one waist-shaped hole is arranged on the limiting sheet, a bolt passes through the waist-shaped hole and is connected with the bolt hole on the sliding guide surface, and the limiting sheet is fixed on the sliding guide surface.

[0010] As a further scheme of the present application, two limiting rings are arranged side by side on the guide roller.

[0011] As a further scheme of the present application, the present application further comprises a guide device, the guide device comprises at least one guide unit, the guide unit comprises a U-shaped support and two limiting columns which are sleeved on the U-shaped support, a screw hole is arranged at the top end of the limiting column, an adjusting bolt is arranged in the screw hole, and the adjusting bolt can abut against the U-shaped support.

[0012] As a further scheme of the present application, the present application further comprises a material sheet tension adjusting mechanism, the material sheet tension adjusting mechanism comprises an adjusting motor and an adjusting roller connected with the output shaft of the adjusting motor.

[0013] As a further scheme of the present application, a tension sensor is arranged beside the adjusting roller, and a material sheet gap is arranged between the adjusting roller and the tension sensor.

[0014] As a further scheme of the present application, the adjusting motor is mounted on an adjusting motor mounting frame.

[0015] As a further scheme of the present application, the present application further comprises at least one auxiliary guide roller, two auxiliary guide roller limiting rings are arranged side by side on the auxiliary guide roller, and the auxiliary guide roller is mounted on the adjusting motor mounting frame.

[0016] As a further scheme of the present application, the cutting mechanism comprises a cutting knife holder and a cutting knife mounted on the cutting knife holder.

[0017] Compared with the prior art, the present application has the following beneficial effects:

[0018] Due to the above structure design, i.e. the material disc, the guide roller and the guide block matched with the material disc, the material sheet wound on the material disc enters the working position in sequence after passing through the guide roller and the guide block, the material sheet is welded with the cloth under the action of the ultrasonic generator on the ultrasonic sewing machine, the wireless sewing is completed, the production efficiency and the precision are high, the safety is high, and the material is saved; during the welding process, the cutting mechanism cuts the edge of the welding body of the cloth and the material sheet, so that the material is more suitable for cutting and sewing, and the quality of subsequent processing and finished products is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is a structural schematic diagram of the material sheet tension adjusting device according to the present application; Figure 1 Figure 2 is a structural schematic diagram of the guiding roller according to the present application;

[0020] Figure 3 is a structural schematic diagram of the guiding block according to the present application; Figure 2 Figure 4 is a structural schematic diagram of the guiding device according to the present application;

[0021] Figure 5 is a structural schematic diagram of the material sheet tension adjusting mechanism according to the present application; Figure 3 Figure 6 is a structural schematic diagram of the cutting mechanism according to the present application.

[0022] Figure 7 is a structural schematic diagram of the material sheet tension adjusting device according to the present application. Figure 4 Figure 8 is a structural schematic diagram of the guiding roller according to the present application;

[0023] Figure 5 Figure 9 is a structural schematic diagram of the guiding block according to the present application;

[0024] Figure 10 is a structural schematic diagram of the guiding device according to the present application; Figure 6 Figure 11 is a structural schematic diagram of the material sheet tension adjusting mechanism according to the present application.

[0025] The reference signs in the figures are as follows:

[0026] 100 - tray, 200 - guiding roller, 300 - guiding block, 400 - guiding device, 500 - material sheet tension adjusting mechanism, 600 - cutting mechanism;

[0027] 201 - limiting ring;

[0028] 301 - sliding guide surface, 302 - fixed protrusion, 303 - limiting sheet, 304 - bolt hole;

[0029] 3031 - first waist-shaped hole, 3032 - second waist-shaped hole;

[0030] 401 - guiding unit;

[0031] 4011 - U-shaped support, 4012 - limiting column, 4013 - adjusting bolt;

[0032] 501 - adjusting motor, 502 - adjusting roller, 503 - tension sensor, 504 - material sheet gap, 505 - adjusting motor mounting rack, 506 - first auxiliary guiding roller, 507 - second auxiliary guiding roller;

[0033] 5061 - first auxiliary guiding roller limiting ring;

[0034] 5071 - second auxiliary guiding roller limiting ring;

[0035] 601 - cutting knife holder, 602 - cutting knife. DETAILED DESCRIPTION

[0036] ​The embodiments of the present application are described below in detail, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary, and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0037] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" and the like are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0038] In addition, the terms "first" and "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0039] In the present application, unless otherwise specifically defined and limited, the first feature "on" or "under" the second feature can be direct contact of the first and second features, or indirect contact of the first and second features through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be directly above or obliquely above the first feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature can be directly below or obliquely below the first feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.

[0040] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0041] Embodiment:

[0042] As Figures 1-6 The application discloses an ultrasonic sewing machine material piece feeding and cutting mechanism, which comprises a feeding mechanism and a cutting mechanism 600. The feeding mechanism comprises a material disc 100, a guide roller 200 matched with the material disc 100 and a guide block 300. The material disc 100 is installed on a material disc mounting frame, the material piece mounting frame is fixed to the side wall of the machine head of the ultrasonic sewing machine away from the staff, the guide roller 200 is installed on the lower part of the side wall of the mechanism close to the staff, and the guide block 300 is installed on a transmission mechanism. The guide block 300 is provided with a sliding guide surface 301 in an arc shape. The material piece wound on the material disc 100 enters the working position in sequence after passing through the sliding guide surface 301 of the guide block 300 and the guide roller 200. The cutting mechanism 600 is also installed on the lifting mechanism of the machine head, and the lifting mechanism can drive the cutting mechanism to move up and down. The cutting mechanism cuts the cloth and the material piece entering the working position. Through the above structural design, the material piece gradually enters the working position under the rolling friction of the transmission mechanism. The transmission mechanism drives the cloth and the material piece entering the working position to move forward. The cloth and the material piece are welded under the action of the ultrasonic generator, and the wireless sewing is completed. Since the feeding mechanism is adopted, the placement position of the material can be ensured to be completely consistent every time, the sewing position is accurate, the quality and consistency of the finished product are ensured, and the cloth material port will not be wrinkled, so that material waste is avoided. Meanwhile, the feeding speed is relatively small, which is matched with the maximum production capacity of the machine, and the production efficiency is significantly increased. In addition, since the feeding does not need manual operation, even if the same action is repeated, fatigue will not be caused, the possibility of errors is reduced, the fingers and other body parts of the staff are not close to the working area, and the risk of injury is reduced. During the welding process, the cutting mechanism cuts the edges of the welding body of the cloth and the material piece, so that the welding body is more suitable for cutting and sewing, and the quality of subsequent processing and the finished product is ensured. Therefore, the feeding mechanism and the cutting mechanism are matched to realize the welding of the cloth and the material piece and the cutting of the edges of the two at the same time, so that the quality of subsequent processing and the product is ensured.

[0043] Specifically, one edge of the sliding guide surface 301 is provided with a fixed protrusion 302, and the other edge of the sliding guide surface is provided with a limiting piece 303. The limiting piece 303 is provided with a first waist-shaped hole 3031 and a second waist-shaped hole 3032. Two bolts are respectively connected with two bolt holes 304 on the sliding guide surface 301 through the first waist-shaped hole 3031 and the second waist-shaped hole 3032, so as to fix the limiting piece 303 on the sliding guide surface 301. Through the above structural design, the positions of the two bolts in the first waist-shaped hole 3031 and the second waist-shaped hole 3032 can be adjusted by loosening the two bolts, the distance between the limiting piece 303 and the fixed protrusion 302 is adjusted, and the limiting requirement of feeding the material piece with different widths is met.

[0044] Specifically, two limiting rings 201 are arranged side by side on the guide roller 200, and a limiting groove is formed between the two limiting rings for limiting the material sheet.

[0045] Specifically, the device further comprises a guide device 400, which is also installed on the machine head and located on the material sheet feeding path, and the guide device 400 comprises two guide units 401, each of which comprises a U-shaped bracket 4011 and two limiting columns 4012 slidingly sleeved between the U-shaped brackets, and the top end of each limiting column 4012 is provided with a threaded hole in which an adjusting bolt 4013 is installed, and the adjusting bolt 4013 can abut against the U-shaped bracket 4011. Similarly, by loosening or tightening the two adjusting bolts 4013, the position of each limiting column 4012 or the distance between the two limiting columns can be adjusted, thereby meeting the limiting requirements of material sheets of different widths.

[0046] Specifically, to ensure that the material sheet has proper tension during processing, remains flat and stable, and reduces wrinkles, stretching or other deformations, thereby ensuring the quality of the final product, the device further comprises a material sheet tension adjusting mechanism 500 located on the material sheet feeding path, which is installed on the middle of the side wall of the machine head close to the staff, and the material sheet tension adjusting mechanism 500 comprises an adjusting motor 501 installed on an adjusting motor mounting bracket 505 and an adjusting roller 502 connected to the output shaft of the adjusting motor 501. When the material sheet passes through the adjusting roller 502, the tension of the material sheet can be adjusted by changing the speed of the adjusting motor 501. When the speed of the adjusting motor 501 is increased, the tension is reduced, and vice versa.

[0047] As a preferred mode of the device, a tension sensor 503 is arranged beside the adjusting roller 502 to accurately adjust the tension of the material sheet, and a material sheet gap 504 is arranged between the adjusting roller 502 and the tension sensor 503. By arranging the tension sensor 503, the tension of the material sheet can be monitored in real time, and the data can be fed back to the control system, so that the speed or torque of the tension motor 501 can be adjusted according to the actual requirements to maintain the ideal tension level.

[0048] As a preferred mode of the embodiment, in order to improve the stability and smoothness of the material sheet during the transmission process, the material sheet tension adjusting mechanism 500 further comprises a first auxiliary guide roller 506 and a second auxiliary guide roller 507, two first auxiliary guide roller limiting rings 5061 are arranged side by side on the first auxiliary guide roller 506, the two first auxiliary guide roller limiting rings 5061 form a limiting groove for limiting the material sheet, two second auxiliary guide roller limiting rings 5071 form a limiting groove for limiting the material sheet; two second auxiliary guide roller limiting rings 5071 are arranged side by side on the second auxiliary guide roller 507, the two second auxiliary guide roller limiting rings 5071 form a limiting groove for limiting the material sheet; the first auxiliary guide roller 506 and the second auxiliary guide roller 507 are both mounted on the adjusting motor mounting frame; the material sheet passing through the adjusting roller 502 passes through the first auxiliary guide roller 506 and the second auxiliary guide roller 507 in turn and then winds around the guide roller 200.

[0049] Specifically, the cutting mechanism 600 comprises a cutting knife holder 601 and a cutting knife 602 mounted on the cutting knife holder 601, the cutting knife 602 moves up and down under the action of the lifting mechanism on the machine head, thereby cutting off the welding body of the cloth and the patch, ensuring the overall appearance and durability of the welding body.

[0050] In summary, the above-mentioned structure design solves the deficiencies in the prior art, and has the characteristics of reasonable structure, high efficiency, high safety and the like.

[0051] The above content is a further detailed description of the utility model combined with specific preferred embodiments, and cannot be considered as limiting the specific implementation of the utility model to these descriptions. For ordinary skilled persons in the technical field to which the utility model belongs, without departing from the concept of the utility model, a number of simple deductions or substitutions can be made, which should be considered as the protection scope of the utility model.

Claims

1. An ultrasonic sewing machine fabric loading and cutting mechanism, characterized by: The application relates to a cloth cutting device, which comprises a feeding mechanism and a cutting mechanism.

2. The ultrasonic sewing machine web loading and cutting mechanism of claim 1, wherein: The sliding guide surface (301) is arc-shaped.

3. The ultrasonic sewing machine web loading and cutting mechanism of claim 2, wherein: One edge of the sliding guide surface (301) is provided with a fixed protrusion (302), and the other edge of the sliding guide surface (301) is provided with a limiting sheet (303), which is provided with at least one waist-shaped hole.

4. The ultrasonic sewing machine web loading and cutting mechanism of claim 3, wherein: Two limiting rings (201) are arranged on the guide roller (200) in parallel.

5. The ultrasonic sewing machine web loading and cutting mechanism of claim 4, wherein: The device further comprises a guide device (400), which comprises at least one guide unit (401), and the guide unit (401) comprises a U-shaped support (4011) and two limiting columns (4012) which are sleeved on the U-shaped support (4011).

6. The ultrasonic sewing machine web loading and cutting mechanism of claim 5, wherein: The device further comprises a cloth tension adjusting mechanism (500), which comprises an adjusting motor (501) and an adjusting roller (502) connected with the output shaft of the adjusting motor (501).

7. The ultrasonic sewing machine web loading and cutting mechanism of claim 6, wherein: A tension sensor (503) is arranged beside the adjusting roller (502), and a cloth gap (504) is arranged between the adjusting roller (502) and the tension sensor (503).

8. The ultrasonic sewing machine web loading and cutting mechanism of claim 7, wherein: The adjusting motor (501) is mounted on an adjusting motor mounting frame (505).

9. The ultrasonic sewing machine web feeder cutting mechanism of claim 8, wherein: The device further comprises at least one auxiliary guide roller, which is provided with two auxiliary guide roller limiting rings arranged in parallel, and the auxiliary guide roller is mounted on the adjusting motor mounting frame.

10. The ultrasonic sewing machine web loading and cutting mechanism of claim 1, wherein: The cutting mechanism (600) comprises a cutting knife holder (601) and a cutting knife (602) mounted on the cutting knife holder (601).

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