CN211367981U - Small-torque high-speed lead screw thread trimming device for embroidery machine - Google Patents
Small-torque high-speed lead screw thread trimming device for embroidery machine Download PDFInfo
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- CN211367981U CN211367981U CN201922119274.3U CN201922119274U CN211367981U CN 211367981 U CN211367981 U CN 211367981U CN 201922119274 U CN201922119274 U CN 201922119274U CN 211367981 U CN211367981 U CN 211367981U
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- lead screw
- belt wheel
- thread trimming
- embroidery machine
- trimming device
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Abstract
The utility model discloses a small-torque high-speed lead screw thread trimming device for an embroidery machine, which comprises a driving device, wherein the driving device comprises a thread trimming motor connected with a first belt wheel, and the first belt wheel is connected with a second belt wheel through a belt; the diameter of the first belt wheel is smaller than that of the second belt wheel; the second belt wheel is connected with a lead screw, the lead screw is connected with a guide block through a screw nut, and the guide block is connected with a pull rod through a connecting shaft; the guide block and the lead screw are located in the square mounting frame, the side edge of the mounting frame is provided with an integrated extension section, the common side surface of the extension section and the mounting frame is used as a mounting and positioning surface of the first belt wheel and the second belt wheel, and the other side surface of the extension section is provided with a trimming motor. The utility model discloses its mainly adopts the installing frame structure cooperation extension section to lie in the different axes of two coplanar with trimming motor and lead screw, and traditional same axis relatively, coplanar structure is suitable for the requirement of high-speed, bull embroidery machine to lead screw speed, reciprocating operation performance more.
Description
Technical Field
The utility model relates to a lead screw thread trimming device, specific high-speed lead screw thread trimming device of little moment of torsion for embroidery machine that says so.
Background
At present, the development of embroidery machines is rapid, the machines are longer and longer, the rotating speed is higher and higher, and the embroidery machines develop towards the direction of super high speed and extra multiple heads. The traditional thread cutting device of the embroidery machine has two types: one is a cam thread cutting and trimming device,
one is motor-driven thread trimming. The two thread cutting and trimming modes have low precision and low speed, and particularly, the problems of overtime, inaccurate positioning and the like often occur in thread cutting and trimming of an ultra-multi-head embroidery machine. How to solve the above technical problems has been the subject of research by those skilled in the art.
Disclosure of Invention
The utility model provides a thread trimming precision is high, the accumulative error is little, motor long service life, is suitable for high-speed, the high-speed lead screw thread trimming device of little moment of torsion for embroidery machine of bull embroidery machine.
A small-torque high-speed lead screw thread trimming device for an embroidery machine comprises a thread trimming device for the embroidery machine, wherein the thread trimming device is controlled by a driving device through a pull rod, the driving device comprises a thread trimming motor connected with a first belt wheel, and the first belt wheel is connected with a second belt wheel through a belt; the diameter of the first belt wheel is smaller than that of the second belt wheel; the second belt wheel is connected with a lead screw, the lead screw is connected with a guide block through a screw nut, and the guide block is connected with a pull rod through a connecting shaft; the guide block and the lead screw are located in the square mounting frame, the side edge of the mounting frame is provided with an integrated extension section, the common side surface of the extension section and the mounting frame is used as a mounting and positioning surface of the first belt wheel and the second belt wheel, and the other side surface of the extension section is provided with a trimming motor. The thread trimming device is a well-known component of an embroidery machine, and the utility model discloses it is just not repeated to have adopted prior art. The utility model discloses its not band pulley of equidimension of mainly adopting of lead screw thread trimming device utilizes its output ratio to reduce the output torque of thread trimming motor, especially through installing frame structure cooperation extension section with thread trimming motor and lead screw lie in the different axis of two coplanar, traditional same axis relatively, coplanar structure is suitable for high-speed, bull embroidery machine to lead screw speed, reciprocating operation performance's requirement more.
The wire cutting machine is characterized in that a groove matched with the wire cutting motor is formed in a mounting surface between the extension section and the wire cutting motor, an adjusting groove for adjusting the fixing position of the wire cutting motor in a left-right mode is formed in the bottom surface of the groove, a limiting plate fixedly connected with the side wall of the groove is arranged on the side wall of the groove, and the limiting plate is connected with the wire cutting motor through a bolt. The position of trimming motor not only can be adjusted to the adjustment tank structure, and more importantly can realize that the interval between first band pulley and the second band pulley is adjustable through the position of adjusting the trimming motor, and the tight power that rises of control belt is in order to prolong belt life. As a bolt structure on the limiting plate with a further technical structure, the position of the trimming motor is locked from the other side face, and the trimming motor is prevented from being displaced due to the fact that the transverse tension between the first belt wheel and the second belt wheel needs to be overcome in the working process.
The mounting frame in install two guiding axles, two guiding axles all pass the guide block, lead to the guide block.
The diameter ratio between the first belt wheel and the second belt wheel is 1: 3.
The two guide shafts are respectively positioned on two sides of the connecting shaft, the connecting shaft and the two guide shafts are positioned on the same horizontal plane, and the structure prevents the performance of the equipment from being reduced due to deviation between the guide force of the guide shafts and the pulling force generated by the connecting shaft.
The connecting shaft and the lead screw are positioned on the same vertical plane. The structure prevents the deviation of the rotation driving force of the lead screw and the pulling force generated by the connecting shaft, so that the performance of the equipment is reduced.
The installing frame is equipped with the connection face in the another side of extension section, is equipped with the mounting groove on connecting the face, connects face bottom surface and installing frame bottom surface parallel and level.
The utility model discloses its not band pulley of equidimension of mainly adopting of lead screw thread trimming device utilizes its output ratio to reduce the output torque of thread trimming motor to on being located the disalignment of two coplanar with thread trimming motor and lead screw through installing frame structure cooperation extension section, traditional same axis relatively, coplanar structure is suitable for high-speed, bull embroidery machine to lead screw speed, reciprocating operation performance's requirement more.
Drawings
Fig. 1 is a schematic view showing a three-dimensional structure of a small-torque high-speed lead screw thread trimming device for an embroidery machine of the present invention;
fig. 2 is a schematic view of a three-dimensional structure of the driving device of the present invention;
fig. 3 is a schematic top view of the driving device according to the present invention.
Detailed Description
As shown in fig. 1 to 3, a high-speed lead screw thread trimming device with small torque for embroidery machine, including the thread trimming device 10 that is used for embroidery machine, the thread trimming device is controlled by drive arrangement through the pull rod, and its structure of thread trimming device 10 belongs to prior art the utility model discloses in no longer giving unnecessary details.
The driving device comprises a trimming motor 7 connected with a first belt wheel 14, the first belt wheel 14 is connected with a second belt wheel 12 through a belt 13, and the diameter of the first belt wheel 14 is smaller than that of the second belt wheel 12. The preferred transmission ratio is a ratio of 1:3 between the first pulley 14 and the second pulley 12.
In order to realize stable and accurate driving, the second belt wheel 12 is connected with a lead screw 3, the lead screw 3 is connected with a guide block 2 through a screw nut 18, the guide block 2 is connected with a pull rod 11 through a connecting shaft 8, the pull rod 11 drives a thread cutting device 10 to cut threads, and the thread cutting driving accuracy and stability of the pull rod 11 are directly related to the accuracy of the thread cutting device.
The guide block 2 and the screw rod 3 are preferably located in a square mounting frame 1, an integral extension section 4 is arranged on the side edge of the mounting frame 1, the common side surface of the extension section 4 and the mounting frame 1 is used as a mounting and positioning surface of a first belt wheel 14 and a second belt wheel 12, and a trimming motor 7 is mounted on the other side surface of the extension section 4. Be equipped with the recess 6 of cooperation trimming motor on the installation face between extension 4 and the trimming motor 7, 6 bottom surfaces of recess are equipped with the adjustment tank 15 of controlling adjustment trimming motor fixed position, 6 lateral walls of recess are equipped with fixed connection's limiting plate 5, pass through bolted connection trimming motor 7 on the limiting plate 5, this kind of mounting structure is after the bolt on by adjustment tank 15 is to trimming motor 7 upper and lower rigidity back, through the bolt regulation trimming motor 7 front and back position on the limiting plate 5, realize the regulation of interval between first band pulley 14 and the second band pulley 12, this kind of structure also has belt 13's tight power regulation performance that rises to prolong belt 13's life.
In order to further improve the guiding accuracy, two guiding shafts 9 are installed in the installation frame 1, and the two guiding shafts 9 penetrate through the guiding block 2. In order to further improve the guiding precision, the two guiding shafts 9 are respectively positioned at two sides of the connecting shaft 8, and the connecting shaft 8 and the two guiding shafts are positioned on the same horizontal plane. The connecting shaft 8 and the lead screw 3 are positioned on the same vertical plane.
Installing frame 1 is equipped with at the another side of extension section and connects face 16, is equipped with mounting groove 17 on connecting the face 16, connects the face 16 bottom surface and the 1 bottom surface parallel and level of installing frame, improves the installation accuracy.
Claims (7)
1. The utility model provides a high-speed lead screw thread trimming device of little moment of torsion for embroidery machine, includes the thread trimming device who is used for embroidery machine, and the thread trimming device is controlled by drive arrangement through the pull rod, its characterized in that: the driving device comprises a wire cutting motor connected with a first belt wheel, and the first belt wheel is connected with a second belt wheel through a belt; the diameter of the first belt wheel is smaller than that of the second belt wheel; the second belt wheel is connected with a lead screw, the lead screw is connected with a guide block through a screw nut, and the guide block is connected with a pull rod through a connecting shaft; the guide block and the lead screw are located in the square mounting frame, the side edge of the mounting frame is provided with an integrated extension section, the common side surface of the extension section and the mounting frame is used as a mounting and positioning surface of the first belt wheel and the second belt wheel, and the other side surface of the extension section is provided with a trimming motor.
2. The low-torque high-speed lead screw thread trimming device for the embroidery machine as claimed in claim 1, wherein: the wire cutting machine is characterized in that a groove matched with the wire cutting motor is formed in a mounting surface between the extension section and the wire cutting motor, an adjusting groove for adjusting the fixing position of the wire cutting motor in a left-right mode is formed in the bottom surface of the groove, a limiting plate fixedly connected with the side wall of the groove is arranged on the side wall of the groove, and the limiting plate is connected with the wire cutting motor through a bolt.
3. The low-torque high-speed lead screw thread trimming device for the embroidery machine as claimed in claim 1, wherein: two guide shafts are installed in the installation frame, and the two guide shafts penetrate through the guide blocks.
4. The low-torque high-speed lead screw thread trimming device for the embroidery machine as claimed in claim 1, wherein: the diameter ratio between the first belt wheel and the second belt wheel is 1: 3.
5. The low-torque high-speed lead screw thread trimming device for the embroidery machine as claimed in claim 3, wherein: the two guide shafts are respectively positioned on two sides of the connecting shaft, and the connecting shaft and the two guide shafts are positioned on the same horizontal plane.
6. The low-torque high-speed lead screw thread trimming device for the embroidery machine as claimed in claim 1, wherein: the connecting shaft and the lead screw are positioned on the same vertical plane.
7. The low-torque high-speed lead screw thread trimming device for the embroidery machine as claimed in claim 1, wherein: the installing frame is equipped with the connection face in the another side of extension section, is equipped with the mounting groove on connecting the face, connects face bottom surface and installing frame bottom surface parallel and level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922119274.3U CN211367981U (en) | 2019-12-02 | 2019-12-02 | Small-torque high-speed lead screw thread trimming device for embroidery machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922119274.3U CN211367981U (en) | 2019-12-02 | 2019-12-02 | Small-torque high-speed lead screw thread trimming device for embroidery machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211367981U true CN211367981U (en) | 2020-08-28 |
Family
ID=72172776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922119274.3U Active CN211367981U (en) | 2019-12-02 | 2019-12-02 | Small-torque high-speed lead screw thread trimming device for embroidery machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211367981U (en) |
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2019
- 2019-12-02 CN CN201922119274.3U patent/CN211367981U/en active Active
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