Ultrasonic punching embroidery machine

Abstract

The utility model relates to the technical field of embroidery, in particular to an ultrasonic punching embroidery machine which comprises an ultrasonic punching mechanism. The ultrasonic punching mechanism comprises an ultrasonic punching structure used for punching the fabric and an ultrasonic high-vibration structure which is arranged at the punching position of the ultrasonic punching structure on the fabric and enables the fabric at the punching position to vibrate in a reciprocating mode so as to be matched with the ultrasonic punching structure for punching. The ultrasonic high-vibration structure is arranged to generate high-frequency vibration and transmit the high-frequency vibration to the punching position of the fabric, so that the punching position of the fabric vibrates at high frequency in the moving direction of the ultrasonic punching structure, and fibers of the fabric can be rapidly cut off instead of being torn when the fabric is punched through the high-frequency vibration. According to the ultrasonic punching structure, friction between the ultrasonic punching structure and the fabric when the ultrasonic punching structure makes contact with the fabric is reduced, irregular deformation (stretching or deformation) of the fabric caused by pressure applied by the ultrasonic punching structure is reduced, therefore, the edge of a notch is neat, the burr or fiber scattering phenomenon is reduced, and the size and shape of punched holes are more accurate.

Description

TECHNICAL FIELD

[0001] The utility model relates to embroidery technical field, concretely relates to an ultrasonic punching embroidery machine. BACKGROUND

[0002] Computer embroidery is that a computer pattern is made by a computer pattern maker according to a pattern to be embroidered, the embroidery pattern made by the computer pattern is embroidered on a computer embroidery machine, and after appropriate revision, the final version is determined, the final pattern is input into the computer embroidery machine, and batch embroidery is carried out to form the final embroidery pattern. Punching refers to that a special mold is used, and a certain pressure is applied to the plate to punch various shapes of through holes in the plate.

[0003] With the continuous enrichment of embroidery products, consumers have higher and higher requirements for embroidery product types and production and processing efficiency, and the demand for sponge punching equipment for shoe uppers is also increasing. However, the current market equipment is mostly independent embroidery or punching equipment, and a few mixed equipment is only used for leather punching demand. For example, a punching and embroidery integrated embroidery machine provided in authorization announcement No. CN212955668U sets an embroidery mechanism and a punching mechanism for punching the fabric, and the punching mechanism or the embroidery mechanism is selectively controlled by a control device to perform corresponding punching or embroidery operation, so as to make the required pattern on the fabric.

[0004] However, the principle of the punching mechanism of the above-mentioned embroidery machine is mechanical punching, which is a processing method for forming holes in materials by using mechanical pressure and a punch. In the mechanical punching process, the punch needs to exert sufficient pressure to penetrate the material, so this method is usually suitable for leather materials with certain hardness and structural strength, and is not suitable for sponge which is soft, porous and elastic. The pressure exerted by the punch may compress and deform the structure of the sponge, causing changes in the shape and performance of the sponge after punching, and the hole edge after punching may be torn, uneven, etc. INVENTION CONTENTS

[0005] The utility model is carried out in order to solve the above-mentioned problem, and aims at providing an ultrasonic punching embroidery machine to solve the above-mentioned technical problems.

[0006] The utility model provides a kind of ultrasonic punching embroidery machine, including ultrasonic punching mechanism, the ultrasonic punching mechanism includes the ultrasonic punching structure for punching fabric, and the ultrasonic high vibration structure of being set below ultrasonic punching structure and reciprocating vibration of fabric of punching position to cooperate ultrasonic punching structure and punch.

[0007] In the embodiment, the Z direction is a punching direction perpendicular to the plane where the fabric is located, the action position of the ultrasonic high vibration structure on the fabric corresponds to the punching position of the ultrasonic punching mechanism on the fabric, the ultrasonic high vibration structure generates high-frequency vibration and transmits the high-frequency vibration to the punching position of the fabric, so that the punching position of the fabric vibrates at high frequency along the movement direction (i.e. the Z direction) of the ultrasonic punching structure, the high-frequency vibration can make the fibers of the fabric be cut off quickly instead of being torn when the fabric is punched, reduce the friction between the ultrasonic punching structure and the fabric when the ultrasonic punching structure contacts the fabric, and reduce the irregular deformation (stretching or deformation) of the fabric caused by the pressure applied by the ultrasonic punching structure, so that the cut edges are neat, the burr or fiber scattering phenomenon is reduced, and the size and shape of the punched hole are more accurate.

[0008] In some embodiments of the utility model, the ultrasonic high vibration structure includes a transducer that passes through the operation panel and generates ultrasonic waves to reciprocatingly vibrate the fabric on the embroidery frame at the punching position, and a transducer support mounted on the rack for fixing the transducer.

[0009] In the embodiment, the embroidery frame moves back and forth on the operation panel along the X and Y directions, the X direction is the length direction of the embroidery frame, the Y direction is the width direction of the embroidery frame, the X direction is perpendicular to the Y direction, and both the X direction and the Y direction are parallel to the plane where the fabric is located. By moving the embroidery frame, the fabric at all point positions on the embroidery frame can reach the punching position of the ultrasonic punching structure, and the punching operation on the fabric at any position can be realized.

[0010] In the embodiment, the ultrasonic punching embroidery machine further includes an embroidery mechanism for embroidering the fabric. By clamping the fabric with the embroidery frame and moving the fabric on the operation panel, any point position on the fabric can be moved to the action position of the embroidery mechanism or the ultrasonic punching mechanism for embroidery or punching operation, so as to realize the combination and quick switching of the embroidery and punching functions and realize the diversification and refinement of the embroidery products.

[0011] In the embodiment, the ultrasonic punching embroidery machine uses software to design and arrange hole positions and transmits instructions to the ultrasonic punching structure or the embroidery mechanism to perform operations, so as to realize the automatic punching or embroidery of the fabric.

[0012] In some embodiments of the utility model, the ultrasonic punching structure includes a punching part for punching the fabric, a lifting part that is in contact with the punching part by adjusting the distance between the two parts and drives the punching part to punch, and a hole changing part for adjusting the contact position of the punching part and the lifting part.

[0013] In the embodiment, the ultrasonic punching structure is divided into a punching part, a lifting part and a hole switching part, the functions of the ultrasonic punching structure are independently divided, the punching part is moved along the X direction by the hole switching part to switch the contact position of the punching part and the lifting part, so as to switch different punching sizes, and the lifting part is moved in the Z direction to drive the punching part to move in the Z direction for punching operation.

[0014] In some embodiments of the utility model, the punching part comprises a positioning assembly connected with the hole switching part and capable of moving along the punching direction of the fabric under the control of the hole switching part, and a punching assembly fixedly connected to the positioning assembly and capable of adjusting the contact position with the lifting part with the movement of the positioning assembly.

[0015] In some embodiments of the utility model, the positioning assembly comprises a side plate on which the punching assembly is installed, a side plate guide rail fixedly connected with the hole switching part and slidably connected with the side plate to enable the side plate to slide along the X direction, and a ball element fixedly installed on the side plate and capable of moving along the X direction with the rotation of the hole switching part.

[0016] In some embodiments of the utility model, the punching assembly comprises a punching element reciprocally moving along the Z direction under the drive of the lifting part, a punching support fixedly installed on the side plate and used for installing the punching element, and a guide element provided on the punching support and slidably connected with the punching element to limit the movement track of the punching element.

[0017] In the embodiment, the punching support is provided with a plurality of punching elements with different hole diameters, and the hole switching part is used to switch the punching elements with different hole diameters to meet different design requirements.

[0018] In some embodiments of the utility model, the lifting part comprises a pneumatic cylinder used to provide power to drive the punching element to reciprocally move along the Z direction, a pneumatic cylinder guide assembly cooperating with the output end of the pneumatic cylinder and limiting the movement track of the pneumatic cylinder, and a pneumatic cylinder adapter used to connect the pneumatic cylinder guide assembly and the rack.

[0019] In some embodiments of the utility model, the pneumatic cylinder guide assembly comprises a pneumatic cylinder fixing seat provided with a guide opening through which the output end of the pneumatic cylinder passes, a pneumatic cylinder pressing plate connected with the pneumatic cylinder fixing seat through a pneumatic cylinder guide shaft and capable of moving along the pneumatic cylinder guide shaft in the Z direction to approach or move away from the pneumatic cylinder fixing seat, and a transmission element provided between the punching element and the pneumatic cylinder pressing plate and capable of driving the punching element to reciprocally move along the Z direction.

[0020] In some embodiments of the utility model, the hole switching part comprises a transmission frame used to install the punching part, a hole switching motor installed on the transmission frame, and a hole switching assembly driven by the hole switching motor to adjust the connection position with the punching part.

[0021] In some embodiments of the utility model, the hole changing assembly includes a driving pulley connected with the hole changing motor and driven, a driven pulley connected with the driving pulley through a synchronous belt, a hole changing cam connected with the driven pulley through a camshaft, and a hole changing potentiometer arranged on the camshaft for detecting the number of rotations of the camshaft.

[0022] By implementing the above technical solutions, the utility model has the following beneficial effects:

[0023] The utility model discloses a high-frequency vibration is generated to the punching position of the fabric through the ultrasonic high vibration structure and is passed, makes the punching position of the fabric high-frequency vibration along the movement direction (that is Z direction) of the ultrasonic punching structure, and the high-frequency vibration can make the fiber of the fabric be cut off quickly when punching, instead of tearing, reduces the friction between the ultrasonic punching structure and the fabric when contacting, reduces the irregular deformation (stretching or deformation) of the fabric due to the pressure of the ultrasonic punching structure, so that the cut edge is neat, reduces the burr or fiber scattering phenomenon, and the size and shape of the punching are more accurate.

[0024] The utility model discloses a high-frequency vibration is generated to the punching position of the fabric through the ultrasonic high vibration structure and is passed, makes the punching position of the fabric high-frequency vibration along the movement direction (that is Z direction) of the ultrasonic punching structure, and the high-frequency vibration can make the fiber of the fabric be cut off quickly when punching, instead of tearing, reduces the friction between the ultrasonic punching structure and the fabric when contacting, reduces the irregular deformation (stretching or deformation) of the fabric due to the pressure of the ultrasonic punching structure, so that the cut edge is neat, reduces the burr or fiber scattering phenomenon, and the size and shape of the punching are more accurate.

[0025] The ultrasonic punching embroidery machine of the utility model is provided with an embroidery mechanism and an ultrasonic punching mechanism, can realize the quick switching of the embroidery and punching operation of the fabric, and realizes the diversification and refinement of embroidery products.

[0026] The utility model discloses a high-frequency vibration is generated to the punching position of the fabric through the ultrasonic high vibration structure and is passed, makes the punching position of the fabric high-frequency vibration along the movement direction (that is Z direction) of the ultrasonic punching structure, and the high-frequency vibration can make the fiber of the fabric be cut off quickly when punching, instead of tearing, reduces the friction between the ultrasonic punching structure and the fabric when contacting, reduces the irregular deformation (stretching or deformation) of the fabric due to the pressure of the ultrasonic punching structure, so that the cut edge is neat, reduces the burr or fiber scattering phenomenon, and the size and shape of the punching are more accurate. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 The utility model provides the structure schematic diagram of ultrasonic punching embroidery machine;

[0028] Figure 2 The utility model provides the structure schematic diagram of ultrasonic punching embroidery machine;

[0029] Figure 3 The utility model provides the structure schematic diagram of ultrasonic high vibration structure;

[0030] Figure 4 The structure schematic view of the ultrasonic punching structure is provided in the utility model;

[0031] Figure 5 The left view of the ultrasonic punching structure is provided in the utility model;

[0032] Figure 6 The front view of the punching part is provided in the utility model;

[0033] Figure 7 The left view of the punching part is provided in the utility model;

[0034] Figure 8 The rear view of the punching part is provided in the utility model;

[0035] Figure 9 The partial structure schematic view of the punching part is provided in the utility model;

[0036] Figure 10 The structure schematic view of the lifting part is provided in the utility model;

[0037] Figure 11 The structure schematic view of the hole changing part is provided in the utility model;

[0038] Figure 12 The partial structure schematic view of the hole changing part is provided in the utility model;

[0039] Figure 13 The installation schematic view of the hole changing part and the lifting part is provided in the utility model.

[0040] The various signs in the drawing represent:

[0041] A, ultrasonic punching mechanism, a, ultrasonic punching structure, 1, punching part, 11, positioning assembly, 111, side plate, 112, side plate guide rail, 113, ball element, 12, punching assembly, 121, punching element, 122, needle rod, 123, limiting element, 124, reset element, 125, elastic element, 126, force screw, 127, punch, 128, punching support, 129, guide element, 120, buffer plate, 2, lifting part, 21, air cylinder, 22, air cylinder guide assembly, 221, air cylinder fixing seat, 222, air cylinder guide shaft, 223, air cylinder pressing plate, 224, transmission element, 23, air cylinder adapter seat, 3, hole changing part, 31, transmission frame, 32, hole changing motor, 33, hole changing assembly, 331, driving pulley, 332, synchronous belt, 333, driven pulley, 334, cam shaft, 335, hole changing cam, 336, ball rail, 337, hole changing potentiometer, 34, protection assembly, b, ultrasonic high vibration structure, 4, transducer, 5, transducer support, B, rack, C, operation panel, D, embroidery frame. DETAILED DESCRIPTION

[0042] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model will be specifically described below in combination with embodiments and drawings.

[0043] The utility model provides a kind of ultrasonic punching embroidery machine, as shown in Figure 1 、 Figure 2 It includes ultrasonic punching mechanism A, and ultrasonic punching mechanism A includes the ultrasonic punching structure a for punching fabric, and ultrasonic high vibration structure b is set in the punching position of ultrasonic punching structure a to fabric and makes the fabric of punching position reciprocating vibration to cooperate ultrasonic punching structure a and punch.

[0044] In the embodiment, the acting position of the ultrasonic high vibration structure b to the fabric corresponds to the punching position of the ultrasonic punching mechanism A to the fabric, the ultrasonic high vibration structure b generates high-frequency vibration and transmits to the punching position of the fabric, so that the punching position of the fabric vibrates along the movement direction (i.e. Z direction) of the ultrasonic punching structure a, and the high-frequency vibration can make the fibers of the fabric be cut off quickly rather than torn when punching, reduce the friction between the ultrasonic punching structure a and the fabric when contacting, and reduce the irregular deformation (stretching or deformation) of the fabric caused by the pressure applied by the ultrasonic punching structure a, so that the cut edge is neat, the burr or fiber scattering phenomenon is reduced, and the size and shape of the punching are more accurate.

[0045] In some embodiments of the utility model, as shown in Figure 1 、 Figure 2 It includes rack B, operating panel C mounted on the rack B and embroidery frame D provided on the operating panel C for clamping fabric, and the ultrasonic high vibration structure b includes transducer 4 passing through the operating panel C and generating ultrasonic waves to make the fabric on the embroidery frame D at the punching position reciprocating vibration, and transducer support 5 is mounted on the rack B for fixing the transducer 4.

[0046] In the embodiment, the embroidery frame D moves back and forth along the X and Y directions on the operating panel C, the X direction is the length direction of the embroidery frame D, the Y direction is the width direction of the embroidery frame D, the X direction is perpendicular to the Y direction, and both the X direction and the Y direction are parallel to the plane where the fabric is located. By moving the embroidery frame D, the fabric at all point positions on the embroidery frame D can reach the punching position of the ultrasonic punching structure a, and the punching operation on the fabric at any position is realized.

[0047] In the embodiment, as shown in Figure 3 The transducer 4 is fixed below the operating panel C through the transducer support 5, and the ultrasonic waves emitted by the transducer 4 can pass through the operating panel C to make the fabric at the punching position on the embroidery frame D high-frequency vibration.

[0048] In some embodiments of the utility model, as shown in Figure 4 、 Figure 5 The ultrasonic punching structure a includes a punching part 1 for punching the fabric, a lifting part 2 for adjusting the distance from the punching part 1 so as to be in contact with the punching part 1 and drive the punching part 1 to punch, and a hole changing part 3 for adjusting the contact position of the punching part 1 and the lifting part 2.

[0049] In the embodiment, the ultrasonic punching structure a is divided into the punching part 1, the lifting part 2 and the hole changing part 3, the functions of the ultrasonic punching structure a are independently divided, the punching part 1 is moved along the X direction by the hole changing part 3 to switch the contact position of the punching part 1 and the lifting part 2, so as to switch different punching sizes, and the lifting part 2 is moved in the Z direction to drive the punching part 1 to move in the Z direction for punching operation.

[0050] As shown in Figure 4 、 Figure 5 The punching part 1 is in sliding connection with the hole changing part 3, the force point of the lifting part 2 is fixed at the punching position of the fabric of the ultrasonic punching structure a, the punching part 1 can be moved on the hole changing part 3 along the X direction under the driving of the hole changing part 3, so that the plurality of force points on the punching part 1 can be moved to the punching position and be in contact with the force point of the lifting part 2, thereby switching the contact position of the punching part 1 and the lifting part 2. When the force point of the lifting part 2 is in contact with any force point of the punching part 1, the lifting part 2 can drive the punching part 1 to move in the Z direction to punch the fabric at the punching position.

[0051] In some embodiments of the utility model, as shown in Figure 6 、 Figure 7 、 Figure 8 The punching part 1 includes a positioning assembly 11 connected with the hole changing part 3 and movable along the X direction under the control of the hole changing part 3, and a punching assembly 12 fixedly connected on the positioning assembly 11 and adjusting the contact position with the lifting part 2 along with the movement of the positioning assembly 11.

[0052] In some embodiments of the utility model, the positioning assembly 11 includes a side plate 111 on which the punching assembly 12 is installed, a side plate guide rail 112 fixedly connected with the hole changing part 3 and in sliding connection with the side plate 111 so as to slide the side plate 111 along the X direction, and a ball element 113 fixedly installed on the side plate 111 and movable along the X direction along with the rotation of the hole changing part 3.

[0053] In the embodiment, as shown in Figure 7As shown, the punching assembly 12 is fixed on the front face of the side plate 111, the back face of the side plate 111 is fixedly connected with a ball element 113, the ball element 113 can move back and forth along the Y direction under the action of the hole changing part 3, thereby driving the side plate 111 to move, and the back face of the side plate 111 is also provided with a groove that can be embedded in the side plate guide rail 112, and a sliding block or a ball is arranged between the groove and the side plate guide rail 112, so that the side plate 111 can drive the punching assembly 12 on the side plate 111 to move back and forth along the Y direction under the cooperation of the groove and the side plate guide rail 112.

[0054] In some embodiments of the utility model, as shown in Figure 6 、 Figure 9 As shown, the punching assembly 12 includes a punching element 121 reciprocatingly moving along the Z direction under the driving of the lifting part 2, a punching support 128 fixedly installed on the side plate 111 and used for installing the punching element 121, and a guide 129 arranged on the punching support 128 and slidingly connected with the punching element 121 to limit the movement track of the punching element 121.

[0055] In the embodiment, as shown in Figure 6 The punching element 121 includes a needle rod 122, a force screw 126 arranged at the top end of the needle rod 122 and abutting against the lifting part 2, and a punch 127 arranged at the tail end of the needle rod 122. The needle rod 122 is sleeved with a limiting piece 123 and a reset piece 124 that can slide back and forth along the needle rod 122, and the force screw 126 is connected with the reset piece 124 and the punch 127. The lifting part 2 is connected with the force screw 126 of the punching element 121, so as to drive the punching element 121 to move back and forth along the Z direction in the punching support 128. During the movement, the punching support 128 abuts against the limiting piece 123, and the limiting piece 123 abuts against the reset piece 124, so that the reset piece 124 slides back and forth on the needle rod 122, thereby compressing or releasing the elastic force of the elastic piece 125, and realizing the flexible movement of the punching element 121 on the punching support 128.

[0056] Meanwhile, the maximum activity distance of the punching element 121 is less than the distance from the force screw 126 to the limiting piece 123, and the maximum activity distance of the punching element 121 can be adjusted by adjusting the fixed position of the limiting piece 123 on the needle rod 122. The elastic piece 125 can provide the elastic force for the reset of the punching element 121, so that the punching element 121 can automatically return to the initial position after being separated from the lifting part 2.

[0057] In the embodiment, a buffer plate 120 is arranged between the limiting piece 123 and the punching support 128, the punching element 121 passes through the buffer plate 120 and is installed on the punching support 128, and the buffer plate 120 can reduce the impact force when the limiting piece 123 abuts against the punching support 128, thereby reducing the abrasion.

[0058] As shown in Figure 9As shown, the guide 129 is provided with a plurality of tracks for embedding the limiting member 123 to ensure that the punching member 121 moves along the Z direction of the track of the guide 129, and meanwhile, the rotation of the punching member 121 caused by force can be avoided, and the possibility that the punching member 121 is separated from the lifting part 2 during the movement process is reduced.

[0059] In some embodiments of the utility model, as shown in Figure 10 As shown, the lifting part 2 comprises a cylinder 21 for providing power for driving the punching member 121 to reciprocate along the Z direction, a cylinder guide assembly 22 matched with the output end of the cylinder 21 and limiting the movement track of the output end, and a cylinder adapter 23 for connecting the cylinder guide assembly 22 and the rack B.

[0060] In some embodiments of the utility model, the cylinder guide assembly 22 comprises a cylinder fixing seat 221 provided with a guide opening through which the output end of the cylinder 21 passes, a cylinder pressing plate 223 connected with the cylinder fixing seat 221 through a cylinder guide shaft 222 and capable of moving along the cylinder guide shaft 222 to approach or move away from the cylinder fixing seat 221 in the Z direction, and a transmission member 224 arranged between the punching member 121 and the cylinder pressing plate 223 and driving the punching member 121 to reciprocate along the Z direction.

[0061] In the embodiment, the cylinder adapter 23 is fixedly connected with the rack B, the cylinder fixing seat 221 is fixedly connected with the cylinder adapter 23 to position and place the cylinder 21, the output end of the cylinder 21 is connected with the cylinder pressing plate 223 through the cylinder fixing seat 221, and the cylinder fixing seat 221 and the cylinder pressing plate 223 are both provided with guide openings for mounting the cylinder guide shaft 222 to support the cylinder pressing plate 223 to move away from or adhere to the cylinder fixing seat 221 under the action of the output end of the cylinder 21.

[0062] In the embodiment, the transmission member 224 is provided with a force receiving surface in contact with the cylinder pressing plate 223 and a force transmission surface capable of sleeving the force receiving screw 126 of the punching member 121, the area of the force receiving surface is greater than that of the force transmission surface, the force of the output end of the cylinder 21 on the cylinder pressing plate 223 can be accurately transmitted to the force receiving screw 126 of the punching member 121 through the force receiving surface of the transmission member 224, and meanwhile, the area of the transmission member 224 and the cylinder pressing plate 223 can be increased to reduce the abrasion caused by the contact between the transmission member 224 and the cylinder pressing plate 223.

[0063] In some embodiments of the utility model, as shown in Figure 11 As shown, the hole changing part 3 comprises a transmission frame 31 for mounting the punching part 1, a hole changing motor 32 mounted on the transmission frame 31, and a hole changing assembly 33 driven by the hole changing motor 32 to adjust the connection position with the punching part 1.

[0064] In this embodiment, the transmission frame 31 is fixed to the frame B, such as... Figure 5 As shown, the transmission frame 31 is provided with a groove for fixing the side plate guide rail 112 to slide and connect the punching part 1. Under the drive of the hole changing part 3, the punching part 1 can move the side plate 111 by means of the side plate guide rail 112, thereby driving the punching assembly 12 to move.

[0065] In this embodiment, a protective component 34 may be installed on top of the hole-changing component 33 to prevent foreign objects from entering the hole-changing component 33 and affecting the hole-changing function.

[0066] In some embodiments of the present invention, the hole-changing assembly 33 includes a driving pulley 331 connected to and driven by the hole-changing motor 32, a driven pulley 333 connected to and rotating by the driving pulley 331 via a synchronous belt 332, a hole-changing cam 335 connected to and rotating by the driven pulley 333 via a camshaft 334, and a hole-changing potentiometer 337 disposed on the camshaft 334 for detecting the number of rotations of the camshaft 334; the hole-changing cam 335 is provided with a ball track 336 for the ball component 113 to be embedded and slide within the ball track 336 as the hole-changing cam 335 rotates.

[0067] like Figure 11 , Figure 12 As shown, the output end of the hole-changing motor 32 passes through the transmission frame 31 and is sleeved with the drive pulley 331, driving the drive pulley 331 to rotate. The drive pulley 331 drives the driven pulley 333 to rotate through the synchronous belt 332. The hole-changing cam 335 is connected to the driven pulley 333 through the camshaft 334 and rotates with the driven pulley 333.

[0068] like Figure 5 As shown, the ball bearings 113 in the positioning assembly 11 will sequentially engage or disengage from the ball track 336 of the hole changing cam 335 as the hole changing cam 335 rotates, thereby driving the positioning assembly 11 to move back and forth in the X direction as the hole changing cam 335 rotates to switch the contact position between the hole changing part 3 and the lifting part 2, thereby realizing the hole changing function.

[0069] like Figure 12 As shown, a hole-changing potentiometer 337 is installed on the camshaft 334. The number of rotations of the camshaft 334 can be determined by checking the rotation angle of the hole-changing potentiometer 337, so as to determine the contact position between the punching part 1 and the lifting part 2, and realize the precise visualization of the hole-changing position.

[0070] 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 principle 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. An ultrasonic punch embroidery machine characterized by comprising: The invention relates to an ultrasonic punching mechanism (A) comprising an ultrasonic punching structure (a) for punching a fabric, and an ultrasonic high-vibration structure (b) arranged below the ultrasonic punching structure (a) and reciprocally vibrating the fabric at a punching position to cooperate with the ultrasonic punching structure (a) for punching.

2. The ultrasonic punch embroidery machine according to claim 1, characterized in that, The ultrasonic high-vibration structure (b) comprises a transducer (4) penetrating through the operation panel (C) and generating ultrasonic waves to reciprocally vibrate the fabric at a punching position on the embroidery frame (D), and a transducer support (5) mounted on the machine frame (B) for fixing the transducer (4).

3. The ultrasonic punch embroidery machine according to claim 2, characterized in that, The ultrasonic punching structure (a) comprises a punching part (1) for punching the fabric, a lifting part (2) for abutting against the punching part (1) and driving the punching part (1) to punch the fabric by adjusting the distance from the punching part (1), and a hole-changing part (3) for adjusting the abutting position of the punching part (1) and the lifting part (2).

4. The ultrasonic punch embroidery machine according to claim 3, characterized in that, The punching part (1) comprises a positioning assembly (11) connected with the hole-changing part (3) and movable along the punching direction of the fabric under the control of the hole-changing part (3), and a punching assembly (12) fixedly connected with the positioning assembly (11) and adjusting the abutting position with the lifting part (2) along with the movement of the positioning assembly (11).

5. The ultrasonic punch embroidery machine according to claim 4, characterized in that, The positioning assembly (11) comprises a side plate (111) mounted with the punching assembly (12), a side plate guide rail (112) fixedly connected with the hole-changing part (3) and slidingly connected with the side plate (111) for sliding the side plate (111) along the X direction, and a ball element (113) fixedly mounted on the side plate (111) and movable along the X direction along with the rotation of the hole-changing part (3).

6. The ultrasonic punch embroidery machine according to claim 5, characterized in that, The punching assembly (12) comprises a punching element (121) reciprocally movable along the Z direction under the driving of the lifting part (2), a punching support (128) fixedly mounted on the side plate (111) and used for mounting the punching element (121), and a guide element (129) arranged on the punching support (128) and slidingly connected with the punching element (121) for limiting the movement track of the punching element (121).

7. The ultrasonic punch embroidery machine according to claim 6, characterized in that, The lifting part (2) comprises a cylinder (21) for providing power to drive the punching element (121) to reciprocally move along the Z direction, a cylinder guide assembly (22) cooperating with the output end of the cylinder (21) and limiting the movement track thereof, and a cylinder adapter (23) for connecting the cylinder guide assembly (22) with the machine frame (B).

8. The ultrasonic punch embroidery machine according to claim 7, characterized in that, The cylinder guide assembly (22) comprises a cylinder fixing base (221) provided with a guide opening through which the output end of the cylinder (21) passes, a cylinder pressing plate (223) connected with the cylinder fixing base (221) through a cylinder guide shaft (222) and capable of moving along the cylinder guide shaft (222) in the Z direction to approach or move away from the cylinder fixing base (221), and a transmission member (224) arranged between the punching member (121) and the cylinder pressing plate (223) and capable of driving the punching member (121) to move back and forth in the Z direction.

9. The ultrasonic punch embroidery machine according to claim 8, characterized in that, The hole changing part (3) comprises a transmission frame (31) for mounting the punching part (1), a hole changing motor (32) mounted on the transmission frame (31), and a hole changing assembly (33) driven by the hole changing motor (32) to adjust the connection position with the punching part (1).

10. The ultrasonic punch embroidery machine according to claim 9, characterized in that, The hole changing assembly (33) comprises a driving pulley (331) connected with and driven by the hole changing motor (32), a driven pulley (333) connected with the driving pulley (331) through a synchronous belt (332), a hole changing cam (335) connected with the driven pulley (333) through a cam shaft (334), and a hole changing potentiometer (337) arranged on the cam shaft (334) for detecting the number of rotation turns of the cam shaft (334); the hole changing cam (335) is provided with a ball track (336) for embedding the ball member (113) and sliding in the ball track (336) with the rotation of the hole changing cam (335).

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