Trimming driving assembly

Abstract

The utility model relates to the technical field of embroidery machines, and discloses a thread trimming driving assembly which comprises a first shell, the bottom of the first shell is fixedly connected with a second shell, a driving mechanism is arranged in the first shell and comprises a first synchronizing wheel, and one side of the first synchronizing wheel is arranged on the left side of the upper surface of the upper portion in the second shell. A lead screw is arranged in the middle of the upper surface of the first synchronous wheel, a sliding block is arranged above the outer surface of the lead screw, and a connecting base is fixedly connected to the middle of the side, close to the front face, of the upper surface of the first shell. The first synchronizing wheel is arranged in the second shell and drives the lead screw to move, the sliding block is arranged on the outer surface of the lead screw in a sleeved mode, the lead screw can drive the sliding block to slide up and down, the lead screw moves up and down in a reciprocating mode and is matched with the blade to complete thread trimming motion, and the first fixing rod and the second fixing rod are responsible for guiding. Therefore, the reaction speed and precision of the device can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of embroidery machines, in particular to a thread trimmer drive component. Background Art

[0002] An embroidery machine is a mechanical device specially used to embroider patterns on fabrics or other materials. It embroiders pre-designed patterns on fabrics through automated or semi-automated means and is widely used in clothing, home textiles, decorations and other fields.

[0003] The screw thread trimmer box of an embroidery machine is a key component used to realize the automatic thread trimming function of the embroidery machine. It ensures that the thread can be cut quickly and accurately after each embroidery pattern is completed, preparing for the next embroidery task. However, most of the current thread trimmers use semi-automatic operation, which has slow response speed, low control accuracy and high energy consumption. It is difficult to meet the needs of efficient and precise production, which reduces the working efficiency of the device. Utility Model Content

[0004] (1) Technical problems solved

[0005] In view of the deficiencies in the prior art, the present invention provides a thread trimmer drive assembly, which has the advantages of improving the response speed and accuracy of the device, and solves the problems mentioned in the above background technology.

[0006] (2) Technical solution

[0007] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a thread cutting drive assembly, comprising a first shell, a second shell fixedly connected to the bottom of the first shell, a driving mechanism arranged inside the first shell, the driving mechanism comprising a first synchronous wheel, one side of the first synchronous wheel being arranged on the left side of the upper surface of the interior upper part of the second shell, a screw rod being arranged in the middle of the upper surface of the first synchronous wheel, a slider being arranged above the outer surface of the screw rod, a connecting seat being fixedly connected to the middle of the upper surface of the first shell close to the front, a guide rail being arranged in the middle of the inner side of the slider close to the back, a first fixing rod being arranged on the inner left side of the slider close to the front, and a second fixing rod being arranged on the inner right side of the slider close to the back.

[0008] Preferably, first threaded holes are provided at the four corners of the front side and the four corners of the back side of the first shell, and baffles are provided outside the first threaded holes.

[0009] Preferably, second threaded holes are provided at the four corners of the baffle.

[0010] Preferably, a mounting seat is fixedly mounted on the left side of the first shell.

[0011] A number of first threaded holes are respectively embedded in the four corners of the front and back of the first shell. The baffle blocks the front and back of the first shell and seals the interior. A number of second threaded holes are respectively embedded in the four corners of the baffle, and the device is installed in a suitable position through the mounting base.

[0012] Preferably, a second synchronous wheel is provided on the right side of the inner upper surface of the second housing, and a stepping motor is provided in the middle of the upper surface of the second synchronous wheel.

[0013] Preferably, a fixing seat is provided in the lower middle portion of the right side of the stepping motor.

[0014] The second synchronous wheel corresponds to the first synchronous wheel and is on the same horizontal line. The two are connected by a belt. The stepper motor drives the belt through the second synchronous wheel to operate, and then drives the first synchronous wheel and the lead screw on the left to move. The fixed seat is responsible for fixing the stepper motor.

[0015] Compared with the prior art, the present invention provides a thread trimmer drive assembly with the following beneficial effects:

[0016] 1. The utility model uses a first synchronous wheel provided inside the second housing to drive the screw to move. The slider is sleeved on the outer surface of the screw. The screw can drive the slider to slide up and down. The up and down reciprocating motion of the screw cooperates with the blade to complete the thread cutting motion. The first fixed rod and the second fixed rod are responsible for guiding, thereby achieving the effect of improving the response speed and accuracy of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the front cross-sectional view of the utility model;

[0019] Figure 3 This is a schematic diagram of the internal structure of the first shell of the utility model.

[0020] Among them: 1. First shell; 101. First threaded hole; 102. Baffle; 103. Second threaded hole; 104. Mounting seat; 105. Second shell; 2. Driving mechanism; 201. First synchronous wheel; 202. Screw rod; 203. Slider; 204. Connecting seat; 205. Guide rail; 206. First fixing rod; 207. Second fixing rod; 208. Second synchronous wheel; 209. Stepping motor; 210. Fixing seat. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figure 1-3 A thread trimming drive assembly includes a first shell 1, a second shell 105 is fixedly connected to the bottom of the first shell 1, a driving mechanism 2 is arranged inside the first shell 1, and the driving mechanism 2 includes a first synchronous wheel 201, one side of the first synchronous wheel 201 is arranged on the left side of the upper surface of the interior of the second shell 105, a screw rod 202 is arranged in the middle of the upper surface of the first synchronous wheel 201, and a slider 203 is arranged above the outer surface of the screw rod 202. A connecting seat 204 is fixedly connected to the middle of the upper surface of the first shell 1 near the front, and a guide rail 205 is arranged in the middle of the inner side of the slider 203 near the back. A first fixing rod 206 is provided on the left side near the front, and a second fixing rod 207 is provided on the right side inside the slider 203 near the back. The first shell 1 is exposed to the outside of the driving mechanism 2, and the first synchronous wheel 201 drives the screw rod 202 to rotate. The slider 203 can slide up and down on the outer surface of the screw rod 202. The connecting seat 204 is used to connect external components. The guide rail 205 runs through the interior of the slider 203 to provide guidance for the linear motion of the slider 203 to ensure the linearity and stability of the motion. The first fixing rod 206 and the second fixing rod 207 ensure that the moving blade moves smoothly along the predetermined path to prevent deviation.

[0023] Specifically, such as Figure 1 and Figure 2 As shown, first threaded holes 101 are provided at the four corners of the front and the four corners of the back of the first shell 1, a baffle 102 is provided outside the first threaded hole 101, and second threaded holes 103 are provided at the four corners of the baffle 102. A mounting base 104 is fixedly installed on the left side of the first shell 1.

[0024] Through the above technical solution, a number of first threaded holes 101 are respectively embedded in the four corners of the front and the four corners of the back of the first shell 1, the baffle 102 blocks the front and back of the first shell 1 and seals its interior, a number of second threaded holes 103 are respectively embedded in the four corners of the baffle 102, and the device is installed in a suitable position through the mounting base 104.

[0025] Specifically, such as Figure 2As shown, a second synchronous wheel 208 is provided on the right side of the inner upper surface of the second housing 105 , a stepping motor 209 is provided in the middle of the upper surface of the second synchronous wheel 208 , and a fixing seat 210 is provided in the middle of the lower right side of the stepping motor 209 .

[0026] Through the above technical solution, the second synchronous wheel 208 and the first synchronous wheel 201 correspond to each other and are on the same horizontal line. The two are connected by a belt. The stepper motor 209 drives the belt to operate through the second synchronous wheel 208, and then drives the first synchronous wheel 201 and the screw rod 202 on the left to move. The fixed seat 210 is responsible for fixing the stepper motor 209.

[0027] During use, the first housing 1 is fixedly installed in a suitable position through the mounting base 104, the first synchronous wheel 201 and the second synchronous wheel 208 are connected by a belt, the stepping motor 209 drives the belt to move through the second synchronous wheel 208, the belt drives the first synchronous wheel 201 on the left to move, the first synchronous wheel 201 drives the screw rod 202 to move, and finally the screw rod 202 drives the slider 203 on the outer surface to move.

[0028] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A thread trimmer drive assembly, comprising a first housing (1), characterized in that: The bottom of the first housing (1) is fixedly connected to the second housing (105), and a driving mechanism (2) is provided inside the first housing (1). The driving mechanism (2) comprises a first synchronous wheel (201), one side of the first synchronous wheel (201) is provided on the left side of the upper surface of the interior of the second housing (105), a screw rod (202) is provided in the middle of the upper surface of the first synchronous wheel (201), and a slider (203) is provided above the outer surface of the screw rod (202), a connecting seat (204) is fixedly connected to the middle of the upper surface of the first housing (1) near the front, a guide rail (205) is provided in the middle of the inner side of the slider (203) near the back, a first fixing rod (206) is provided on the inner left side of the slider (203) near the front, and a second fixing rod (207) is provided on the inner right side of the slider (203) near the back.

2. The thread trimmer drive assembly according to claim 1, characterized in that: First threaded holes (101) are provided at the four corners of the front side and the four corners of the back side of the first housing (1), and baffles (102) are provided outside the first threaded holes (101).

3. The thread trimmer drive assembly according to claim 2, characterized in that: Second threaded holes (103) are provided at the four corners of the baffle (102).

4. The thread trimmer drive assembly according to claim 1, characterized in that: A mounting seat (104) is fixedly mounted on the left side of the first housing (1).

5. The thread trimmer drive assembly according to claim 1, characterized in that: A second synchronous wheel (208) is provided on the right side of the inner upper surface of the second housing (105), and a stepping motor (209) is provided in the middle of the upper surface of the second synchronous wheel (208).

6. The thread trimmer drive assembly according to claim 5, characterized in that: A fixing seat (210) is provided in the middle portion of the lower right side of the stepping motor (209).

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